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< div class = "headertitle" > < div class = "title" > lcs.c File Reference< / div > < / div >
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< p > < a href = "https://en.wikipedia.org/wiki/Longest_common_subsequence_problem" target = "_blank" > Longest Common Subsequence< / a > algorithm
< a href = "#details" > More...< / a > < / p >
< div class = "textblock" > < code > #include < stdio.h> < / code > < br / >
< code > #include < stdlib.h> < / code > < br / >
< code > #include < string.h> < / code > < br / >
< code > #include < assert.h> < / code > < br / >
< / div > < div class = "textblock" > < div class = "dynheader" >
Include dependency graph for lcs.c:< / div >
< div class = "dyncontent" >
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Enumerations< / h2 > < / td > < / tr >
< tr class = "memitem:a06fc87d81c62e9abb8790b6e5713c55b" > < td class = "memItemLeft" align = "right" valign = "top" > enum   < / td > < td class = "memItemRight" valign = "bottom" > { < b > LEFT< / b >
, < b > UP< / b >
, < b > DIAG< / b >
}< / td > < / tr >
< tr class = "separator:a06fc87d81c62e9abb8790b6e5713c55b" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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Functions< / h2 > < / td > < / tr >
< tr class = "memitem:ac107a0b0233dacb9e8cd3a983d6740b6" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../db/de1/lcs_8c.html#ac107a0b0233dacb9e8cd3a983d6740b6" > lcslen< / a > (const char *s1, const char *s2, int l1, int l2, int **< a class = "el" href = "../../df/db3/struct_l.html" > L< / a > , int **B)< / td > < / tr >
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< tr class = "memdesc:ac107a0b0233dacb9e8cd3a983d6740b6" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > @breif Computes LCS between s1 and s2 using a dynamic-programming approach < br / > < / td > < / tr >
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< tr class = "separator:ac107a0b0233dacb9e8cd3a983d6740b6" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a741c9173a9fef243518f5c2352b81fc0" > < td class = "memItemLeft" align = "right" valign = "top" > char *  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../db/de1/lcs_8c.html#a741c9173a9fef243518f5c2352b81fc0" > lcsbuild< / a > (const char *s1, int l1, int l2, int **< a class = "el" href = "../../df/db3/struct_l.html" > L< / a > , int **B)< / td > < / tr >
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< tr class = "memdesc:a741c9173a9fef243518f5c2352b81fc0" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > @breif Builds the LCS according to B using a traceback approach < br / > < / td > < / tr >
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< tr class = "separator:a741c9173a9fef243518f5c2352b81fc0" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:aa8dca7b867074164d5f45b0f3851269d" > < td class = "memItemLeft" align = "right" valign = "top" > static void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../db/de1/lcs_8c.html#aa8dca7b867074164d5f45b0f3851269d" > test< / a > ()< / td > < / tr >
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< tr class = "memdesc:aa8dca7b867074164d5f45b0f3851269d" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Self-test implementations. < br / > < / td > < / tr >
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< tr class = "memitem:a0ddf1224851353fc92bfbff6f499fa97" > < td class = "memItemLeft" align = "right" valign = "top" > int  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "../../db/de1/lcs_8c.html#a0ddf1224851353fc92bfbff6f499fa97" > main< / a > (int argc, char *argv[])< / td > < / tr >
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< tr class = "memdesc:a0ddf1224851353fc92bfbff6f499fa97" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Main function. < br / > < / td > < / tr >
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< tr class = "separator:a0ddf1224851353fc92bfbff6f499fa97" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< / table >
< a name = "details" id = "details" > < / a > < h2 class = "groupheader" > Detailed Description< / h2 >
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< div class = "textblock" > < p > < a href = "https://en.wikipedia.org/wiki/Longest_common_subsequence_problem" target = "_blank" > Longest Common Subsequence< / a > algorithm < / p >
< p > From Wikipedia: The longest common subsequence (LCS) problem is the problem of finding the longest subsequence common to all sequences in a set of sequences (often just two sequences). < / p > < dl class = "section author" > < dt > Author< / dt > < dd > < a href = "https://github.com/itskurtz" target = "_blank" > Kurtz< / a > < / dd > < / dl >
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< / div > < h2 class = "groupheader" > Enumeration Type Documentation< / h2 >
< a id = "a06fc87d81c62e9abb8790b6e5713c55b" name = "a06fc87d81c62e9abb8790b6e5713c55b" > < / a >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > anonymous enum< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< div class = "fragment" > < div class = "line" > < span class = "lineno" > 15< / span > {LEFT, UP, DIAG};< / div >
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< / div >
< h2 class = "groupheader" > Function Documentation< / h2 >
< a id = "a741c9173a9fef243518f5c2352b81fc0" name = "a741c9173a9fef243518f5c2352b81fc0" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a741c9173a9fef243518f5c2352b81fc0" > ◆   < / a > < / span > lcsbuild()< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > char * lcsbuild < / td >
< td > (< / td >
< td class = "paramtype" > const char *  < / td >
< td class = "paramname" > < em > s1< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > int  < / td >
< td class = "paramname" > < em > l1< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > int  < / td >
< td class = "paramname" > < em > l2< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > int **  < / td >
< td class = "paramname" > < em > L< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > int **  < / td >
< td class = "paramname" > < em > B< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > @breif Builds the LCS according to B using a traceback approach < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramname" > 1< / td > < td > s1 first null-terminated string < / td > < / tr >
< tr > < td class = "paramname" > 2< / td > < td > l1 length of s1 < / td > < / tr >
< tr > < td class = "paramname" > 3< / td > < td > l2 length of s2 < / td > < / tr >
< tr > < td class = "paramname" > 4< / td > < td > < a class = "el" href = "../../df/db3/struct_l.html" > L< / a > matrix of size l1 x l2 < / td > < / tr >
< tr > < td class = "paramname" > 5< / td > < td > B matrix of size l1 x l2 < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > lcs longest common subsequence < / dd > < / dl >
< div class = "fragment" > < div class = "line" > < span class = "lineno" > 59< / span > {< / div >
< div class = "line" > < span class = "lineno" > 60< / span > < span class = "keywordtype" > int< / span > i, j, lcsl;< / div >
< div class = "line" > < span class = "lineno" > 61< / span > < span class = "keywordtype" > char< / span > *lcs;< / div >
< div class = "line" > < span class = "lineno" > 62< / span > lcsl = < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [l1][l2];< / div >
< div class = "line" > < span class = "lineno" > 63< / span > < / div >
< div class = "line" > < span class = "lineno" > 64< / span > < span class = "comment" > /* my lcs is at least the empty symbol */< / span > < / div >
< div class = "line" > < span class = "lineno" > 65< / span > lcs = (< span class = "keywordtype" > char< / span > *)< a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#afdddaa949a93c1ef559a638e98f9c21b" > calloc< / a > (lcsl+1, < span class = "keyword" > sizeof< / span > (< span class = "keywordtype" > char< / span > )); < span class = "comment" > /* null-terminated \0 */< / span > < / div >
< div class = "line" > < span class = "lineno" > 66< / span > < span class = "keywordflow" > if< / span > (!lcs) {< / div >
< div class = "line" > < span class = "lineno" > 67< / span > perror(< span class = "stringliteral" > " calloc: " < / span > );< / div >
< div class = "line" > < span class = "lineno" > 68< / span > < span class = "keywordflow" > return< / span > NULL;< / div >
< div class = "line" > < span class = "lineno" > 69< / span > }< / div >
< div class = "line" > < span class = "lineno" > 70< / span > < / div >
< div class = "line" > < span class = "lineno" > 71< / span > i = l1, j = l2;< / div >
< div class = "line" > < span class = "lineno" > 72< / span > < span class = "keywordflow" > while< / span > (i > 0 & & j > 0) {< / div >
< div class = "line" > < span class = "lineno" > 73< / span > < span class = "comment" > /* walk the matrix backwards */< / span > < / div >
< div class = "line" > < span class = "lineno" > 74< / span > < span class = "keywordflow" > if< / span > (B[i][j] == DIAG) {< / div >
< div class = "line" > < span class = "lineno" > 75< / span > lcs[--lcsl] = s1[i-1];< / div >
< div class = "line" > < span class = "lineno" > 76< / span > i = i - 1;< / div >
< div class = "line" > < span class = "lineno" > 77< / span > j = j - 1;< / div >
< div class = "line" > < span class = "lineno" > 78< / span > }< / div >
< div class = "line" > < span class = "lineno" > 79< / span > < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (B[i][j] == LEFT)< / div >
< div class = "line" > < span class = "lineno" > 80< / span > j = j - 1;< / div >
< div class = "line" > < span class = "lineno" > 81< / span > < span class = "keywordflow" > else< / span > < / div >
< div class = "line" > < span class = "lineno" > 82< / span > i = i - 1;< / div >
< div class = "line" > < span class = "lineno" > 83< / span > }< / div >
< div class = "line" > < span class = "lineno" > 84< / span > < span class = "keywordflow" > return< / span > lcs;< / div >
< div class = "line" > < span class = "lineno" > 85< / span > }< / div >
< div class = "ttc" id = "amalloc__dbg_8h_html_afdddaa949a93c1ef559a638e98f9c21b" > < div class = "ttname" > < a href = "../../d2/ddd/malloc__dbg_8h.html#afdddaa949a93c1ef559a638e98f9c21b" > calloc< / a > < / div > < div class = "ttdeci" > #define calloc(elemCount, elemSize)< / div > < div class = "ttdoc" > This macro replace the standard calloc function with calloc_dbg.< / div > < div class = "ttdef" > < b > Definition:< / b > malloc_dbg.h:22< / div > < / div >
< div class = "ttc" id = "astruct_l_html" > < div class = "ttname" > < a href = "../../df/db3/struct_l.html" > L< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > list.h:8< / div > < / div >
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< a id = "ac107a0b0233dacb9e8cd3a983d6740b6" name = "ac107a0b0233dacb9e8cd3a983d6740b6" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ac107a0b0233dacb9e8cd3a983d6740b6" > ◆   < / a > < / span > lcslen()< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > void lcslen < / td >
< td > (< / td >
< td class = "paramtype" > const char *  < / td >
< td class = "paramname" > < em > s1< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const char *  < / td >
< td class = "paramname" > < em > s2< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > int  < / td >
< td class = "paramname" > < em > l1< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > int  < / td >
< td class = "paramname" > < em > l2< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > int **  < / td >
< td class = "paramname" > < em > L< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > int **  < / td >
< td class = "paramname" > < em > B< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > @breif Computes LCS between s1 and s2 using a dynamic-programming approach < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramname" > 1< / td > < td > s1 first null-terminated string < / td > < / tr >
< tr > < td class = "paramname" > 2< / td > < td > s2 second null-terminated string < / td > < / tr >
< tr > < td class = "paramname" > 3< / td > < td > l1 length of s1 < / td > < / tr >
< tr > < td class = "paramname" > 4< / td > < td > l2 length of s2 < / td > < / tr >
< tr > < td class = "paramname" > 5< / td > < td > < a class = "el" href = "../../df/db3/struct_l.html" > L< / a > matrix of size l1 x l2 < / td > < / tr >
< tr > < td class = "paramname" > 6< / td > < td > B matrix of size l1 x l2 < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > void < / dd > < / dl >
< div class = "fragment" > < div class = "line" > < span class = "lineno" > 27< / span > {< / div >
< div class = "line" > < span class = "lineno" > 28< / span > < span class = "comment" > /* B is the directions matrix< / span > < / div >
< div class = "line" > < span class = "lineno" > 29< / span > < span class = "comment" > L is the LCS matrix */< / span > < / div >
< div class = "line" > < span class = "lineno" > 30< / span > < span class = "keywordtype" > int< / span > i, j;< / div >
< div class = "line" > < span class = "lineno" > 31< / span > < / div >
< div class = "line" > < span class = "lineno" > 32< / span > < span class = "comment" > /* loop over the simbols in my sequences< / span > < / div >
< div class = "line" > < span class = "lineno" > 33< / span > < span class = "comment" > save the directions according to the LCS */< / span > < / div >
< div class = "line" > < span class = "lineno" > 34< / span > < span class = "keywordflow" > for< / span > (i = 1; i < = l1; ++i)< / div >
< div class = "line" > < span class = "lineno" > 35< / span > < span class = "keywordflow" > for< / span > (j = 1; j < = l2; ++j)< / div >
< div class = "line" > < span class = "lineno" > 36< / span > < span class = "keywordflow" > if< / span > (s1[i-1] == s2[j-1]) {< / div >
< div class = "line" > < span class = "lineno" > 37< / span > < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [i][j] = 1 + < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [i-1][j-1];< / div >
< div class = "line" > < span class = "lineno" > 38< / span > B[i][j] = DIAG;< / div >
< div class = "line" > < span class = "lineno" > 39< / span > }< / div >
< div class = "line" > < span class = "lineno" > 40< / span > < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [i-1][j] < < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [i][j-1]) {< / div >
< div class = "line" > < span class = "lineno" > 41< / span > < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [i][j] = < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [i][j-1];< / div >
< div class = "line" > < span class = "lineno" > 42< / span > B[i][j] = LEFT;< / div >
< div class = "line" > < span class = "lineno" > 43< / span > }< / div >
< div class = "line" > < span class = "lineno" > 44< / span > < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < span class = "lineno" > 45< / span > < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [i][j] = < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [i-1][j];< / div >
< div class = "line" > < span class = "lineno" > 46< / span > B[i][j] = UP;< / div >
< div class = "line" > < span class = "lineno" > 47< / span > }< / div >
< div class = "line" > < span class = "lineno" > 48< / span > }< / div >
< / div > <!-- fragment -->
< / div >
< / div >
< a id = "a0ddf1224851353fc92bfbff6f499fa97" name = "a0ddf1224851353fc92bfbff6f499fa97" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a0ddf1224851353fc92bfbff6f499fa97" > ◆   < / a > < / span > main()< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > int main < / td >
< td > (< / td >
< td class = "paramtype" > int  < / td >
< td class = "paramname" > < em > argc< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > char *  < / td >
< td class = "paramname" > < em > argv< / em > []  < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Main function. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramname" > argc< / td > < td > commandline argument count (ignored) < / td > < / tr >
< tr > < td class = "paramname" > argv< / td > < td > commandline array of arguments (ignored) < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > 0 on exit < / dd > < / dl >
< div class = "fragment" > < div class = "line" > < span class = "lineno" > 150< / span > {< / div >
< div class = "line" > < span class = "lineno" > 151< / span > < a class = "code hl_function" href = "../../db/de1/lcs_8c.html#aa8dca7b867074164d5f45b0f3851269d" > test< / a > (); < span class = "comment" > // run self-test implementations< / span > < / div >
< div class = "line" > < span class = "lineno" > 152< / span > < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < span class = "lineno" > 153< / span > }< / div >
< div class = "ttc" id = "alcs_8c_html_aa8dca7b867074164d5f45b0f3851269d" > < div class = "ttname" > < a href = "../../db/de1/lcs_8c.html#aa8dca7b867074164d5f45b0f3851269d" > test< / a > < / div > < div class = "ttdeci" > static void test()< / div > < div class = "ttdoc" > Self-test implementations.< / div > < div class = "ttdef" > < b > Definition:< / b > lcs.c:90< / div > < / div >
< / div > <!-- fragment --> < div class = "dynheader" >
Here is the call graph for this function:< / div >
< div class = "dyncontent" >
< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../db/de1/lcs_8c_a0ddf1224851353fc92bfbff6f499fa97_cgraph.svg" width = "268" height = "86" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
< / div >
< / div >
< / div >
< / div >
< a id = "aa8dca7b867074164d5f45b0f3851269d" name = "aa8dca7b867074164d5f45b0f3851269d" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#aa8dca7b867074164d5f45b0f3851269d" > ◆   < / a > < / span > test()< / h2 >
< div class = "memitem" >
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< table class = "mlabels" >
< tr >
< td class = "mlabels-left" >
< table class = "memname" >
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< td class = "memname" > static void test < / td >
< td > (< / td >
< td class = "paramtype" > void  < / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > static< / span > < / span > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Self-test implementations. < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > void < / dd > < / dl >
< div class = "fragment" > < div class = "line" > < span class = "lineno" > 90< / span > {< / div >
< div class = "line" > < span class = "lineno" > 91< / span > < span class = "comment" > /* https://en.wikipedia.org/wiki/Subsequence#Applications */< / span > < / div >
< div class = "line" > < span class = "lineno" > 92< / span > < span class = "keywordtype" > int< / span > **< a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > , **B, j, l1, l2;< / div >
< div class = "line" > < span class = "lineno" > 93< / span > < / div >
< div class = "line" > < span class = "lineno" > 94< / span > < span class = "keywordtype" > char< / span > *s1 = < span class = "stringliteral" > " ACGGTGTCGTGCTATGCTGATGCTGACTTATATGCTA" < / span > ;< / div >
< div class = "line" > < span class = "lineno" > 95< / span > < span class = "keywordtype" > char< / span > *s2 = < span class = "stringliteral" > " CGTTCGGCTATCGTACGTTCTATTCTATGATTTCTAA" < / span > ;< / div >
< div class = "line" > < span class = "lineno" > 96< / span > < span class = "keywordtype" > char< / span > *lcs;< / div >
< div class = "line" > < span class = "lineno" > 97< / span > < / div >
< div class = "line" > < span class = "lineno" > 98< / span > l1 = strlen(s1);< / div >
< div class = "line" > < span class = "lineno" > 99< / span > l2 = strlen(s2);< / div >
< div class = "line" > < span class = "lineno" > 100< / span > < / div >
< div class = "line" > < span class = "lineno" > 101< / span > < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > = (< span class = "keywordtype" > int< / span > **)< a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#afdddaa949a93c1ef559a638e98f9c21b" > calloc< / a > (l1+1, < span class = "keyword" > sizeof< / span > (< span class = "keywordtype" > int< / span > *));< / div >
< div class = "line" > < span class = "lineno" > 102< / span > B = (< span class = "keywordtype" > int< / span > **)< a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#afdddaa949a93c1ef559a638e98f9c21b" > calloc< / a > (l1+1, < span class = "keyword" > sizeof< / span > (< span class = "keywordtype" > int< / span > *));< / div >
< div class = "line" > < span class = "lineno" > 103< / span > < / div >
< div class = "line" > < span class = "lineno" > 104< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > ) {< / div >
< div class = "line" > < span class = "lineno" > 105< / span > perror(< span class = "stringliteral" > " calloc: " < / span > );< / div >
< div class = "line" > < span class = "lineno" > 106< / span > exit(1);< / div >
< div class = "line" > < span class = "lineno" > 107< / span > }< / div >
< div class = "line" > < span class = "lineno" > 108< / span > < span class = "keywordflow" > if< / span > (!B) {< / div >
< div class = "line" > < span class = "lineno" > 109< / span > perror(< span class = "stringliteral" > " calloc: " < / span > );< / div >
< div class = "line" > < span class = "lineno" > 110< / span > exit(1);< / div >
< div class = "line" > < span class = "lineno" > 111< / span > }< / div >
< div class = "line" > < span class = "lineno" > 112< / span > < span class = "keywordflow" > for< / span > (j = 0; j < = l1; j++) {< / div >
< div class = "line" > < span class = "lineno" > 113< / span > < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [j] = (< span class = "keywordtype" > int< / span > *)< a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#afdddaa949a93c1ef559a638e98f9c21b" > calloc< / a > (l2+1, < span class = "keyword" > sizeof< / span > (< span class = "keywordtype" > int< / span > ));< / div >
< div class = "line" > < span class = "lineno" > 114< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [j]) {< / div >
< div class = "line" > < span class = "lineno" > 115< / span > perror(< span class = "stringliteral" > " calloc: " < / span > );< / div >
< div class = "line" > < span class = "lineno" > 116< / span > exit(1);< / div >
< div class = "line" > < span class = "lineno" > 117< / span > }< / div >
< div class = "line" > < span class = "lineno" > 118< / span > B[j] = (< span class = "keywordtype" > int< / span > *)< a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#afdddaa949a93c1ef559a638e98f9c21b" > calloc< / a > (l2+1, < span class = "keyword" > sizeof< / span > (< span class = "keywordtype" > int< / span > ));< / div >
< div class = "line" > < span class = "lineno" > 119< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [j]) {< / div >
< div class = "line" > < span class = "lineno" > 120< / span > perror(< span class = "stringliteral" > " calloc: " < / span > );< / div >
< div class = "line" > < span class = "lineno" > 121< / span > exit(1);< / div >
< div class = "line" > < span class = "lineno" > 122< / span > }< / div >
< div class = "line" > < span class = "lineno" > 123< / span > }< / div >
< div class = "line" > < span class = "lineno" > 124< / span > < / div >
< div class = "line" > < span class = "lineno" > 125< / span > < a class = "code hl_function" href = "../../db/de1/lcs_8c.html#ac107a0b0233dacb9e8cd3a983d6740b6" > lcslen< / a > (s1, s2, l1, l2, < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > , B);< / div >
< div class = "line" > < span class = "lineno" > 126< / span > lcs = < a class = "code hl_function" href = "../../db/de1/lcs_8c.html#a741c9173a9fef243518f5c2352b81fc0" > lcsbuild< / a > (s1, l1, l2, < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > , B);< / div >
< div class = "line" > < span class = "lineno" > 127< / span > < / div >
< div class = "line" > < span class = "lineno" > 128< / span > assert(< a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [l1][l2] == 27);< / div >
< div class = "line" > < span class = "lineno" > 129< / span > assert(strcmp(lcs, < span class = "stringliteral" > " CGTTCGGCTATGCTTCTACTTATTCTA" < / span > ) == 0);< / div >
< div class = "line" > < span class = "lineno" > 130< / span > < / div >
< div class = "line" > < span class = "lineno" > 131< / span > printf(< span class = "stringliteral" > " S1: %s\tS2: %s\n" < / span > , s1, s2);< / div >
< div class = "line" > < span class = "lineno" > 132< / span > printf(< span class = "stringliteral" > " LCS len:%3d\n" < / span > , < a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [l1][l2]);< / div >
< div class = "line" > < span class = "lineno" > 133< / span > printf(< span class = "stringliteral" > " LCS: %s\n" < / span > , lcs);< / div >
< div class = "line" > < span class = "lineno" > 134< / span > < / div >
< div class = "line" > < span class = "lineno" > 135< / span > < a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#a9cc854374299a1dd933bf62029761768" > free< / a > (lcs); < / div >
< div class = "line" > < span class = "lineno" > 136< / span > < span class = "keywordflow" > for< / span > (j = 0; j < = l1; j++)< / div >
< div class = "line" > < span class = "lineno" > 137< / span > < a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#a9cc854374299a1dd933bf62029761768" > free< / a > (< a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > [j]), < a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#a9cc854374299a1dd933bf62029761768" > free< / a > (B[j]);< / div >
< div class = "line" > < span class = "lineno" > 138< / span > < a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#a9cc854374299a1dd933bf62029761768" > free< / a > (< a class = "code hl_struct" href = "../../df/db3/struct_l.html" > L< / a > );< / div >
< div class = "line" > < span class = "lineno" > 139< / span > < a class = "code hl_define" href = "../../d2/ddd/malloc__dbg_8h.html#a9cc854374299a1dd933bf62029761768" > free< / a > (B);< / div >
< div class = "line" > < span class = "lineno" > 140< / span > < / div >
< div class = "line" > < span class = "lineno" > 141< / span > printf(< span class = "stringliteral" > " All tests have successfully passed!\n" < / span > );< / div >
< div class = "line" > < span class = "lineno" > 142< / span > }< / div >
< div class = "ttc" id = "alcs_8c_html_a741c9173a9fef243518f5c2352b81fc0" > < div class = "ttname" > < a href = "../../db/de1/lcs_8c.html#a741c9173a9fef243518f5c2352b81fc0" > lcsbuild< / a > < / div > < div class = "ttdeci" > char * lcsbuild(const char *s1, int l1, int l2, int **L, int **B)< / div > < div class = "ttdoc" > @breif Builds the LCS according to B using a traceback approach< / div > < div class = "ttdef" > < b > Definition:< / b > lcs.c:59< / div > < / div >
< div class = "ttc" id = "alcs_8c_html_ac107a0b0233dacb9e8cd3a983d6740b6" > < div class = "ttname" > < a href = "../../db/de1/lcs_8c.html#ac107a0b0233dacb9e8cd3a983d6740b6" > lcslen< / a > < / div > < div class = "ttdeci" > void lcslen(const char *s1, const char *s2, int l1, int l2, int **L, int **B)< / div > < div class = "ttdoc" > @breif Computes LCS between s1 and s2 using a dynamic-programming approach< / div > < div class = "ttdef" > < b > Definition:< / b > lcs.c:27< / div > < / div >
< div class = "ttc" id = "amalloc__dbg_8h_html_a9cc854374299a1dd933bf62029761768" > < div class = "ttname" > < a href = "../../d2/ddd/malloc__dbg_8h.html#a9cc854374299a1dd933bf62029761768" > free< / a > < / div > < div class = "ttdeci" > #define free(ptr)< / div > < div class = "ttdoc" > This macro replace the standard free function with free_dbg.< / div > < div class = "ttdef" > < b > Definition:< / b > malloc_dbg.h:26< / div > < / div >
< / div > <!-- fragment --> < div class = "dynheader" >
Here is the call graph for this function:< / div >
< div class = "dyncontent" >
< div class = "center" > < iframe scrolling = "no" frameborder = "0" src = "../../db/de1/lcs_8c_aa8dca7b867074164d5f45b0f3851269d_cgraph.svg" width = "170" height = "86" > < p > < b > This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.< / b > < / p > < / iframe >
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< li class = "navelem" > < a class = "el" href = "../../dir_8a20dd5bfd5341a725342bf72b6b686f.html" > dynamic_programming< / a > < / li > < li class = "navelem" > < a class = "el" href = "../../db/de1/lcs_8c.html" > lcs.c< / a > < / li >
2023-01-21 05:44:50 +08:00
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