OpenSoure_Repos/TheAlgorithms-C
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added stdint.h for fixed width ints

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Krishna Vedala 2020-04-07 00:39:42 -04:00
parent fe5c6a724d
commit 6a09ade47d
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1 changed files with 20 additions and 20 deletions
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8
project_euler/Problem 08/sol1.c
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@ -1,4 +1,5 @@
#include <stdio.h> #include <stdio.h>
#include <stdint.h>
#include <stdlib.h> #include <stdlib.h>
int64_t get_product(FILE *fp, long start_pos, int num_digits) int64_t get_product(FILE *fp, long start_pos, int num_digits)
@ -9,7 +10,7 @@ int64_t get_product(FILE *fp, long start_pos, int num_digits)
int count = 0; /* we use this variable to count number of bytes of file read */ int count = 0; /* we use this variable to count number of bytes of file read */
/* accumulate product for num_digits */ /* accumulate product for num_digits */
for(int i = 0; i < num_digits; i++, count++) for (int i = 0; i < num_digits; i++, count++)
{ {
/* get character from file */ /* get character from file */
ch = getc(fp); ch = getc(fp);
@ -44,8 +45,7 @@ int64_t get_product(FILE *fp, long start_pos, int num_digits)
return prod; return prod;
} }
int main(int argc, char *argv[])
int main(int argc, char* argv[])
{ {
int position = 0; int position = 0;
int num_digits = 4; int num_digits = 4;
@ -77,7 +77,7 @@ int main(int argc, char* argv[])
max_prod = prod; max_prod = prod;
position = ftell(fp) - 1; position = ftell(fp) - 1;
} }
} while(!feof(fp)); /* loop till end of file is reached */ } while (!feof(fp)); /* loop till end of file is reached */
printf("Maximum product: %lld\t Location: %d^th position\n\t", max_prod, position); printf("Maximum product: %lld\t Location: %d^th position\n\t", max_prod, position);
fseek(fp, position, SEEK_SET); /* move cursor to identified position in file */ fseek(fp, position, SEEK_SET); /* move cursor to identified position in file */