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fix LGTM - limit malloc range

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Krishna Vedala 2020-06-28 15:57:00 -04:00
parent 619620d65d
commit 6710df7ec3
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1 changed files with 7 additions and 3 deletions
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10
misc/lexicographic_permutations.c
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@ -50,9 +50,13 @@ void PrintSortedPermutations(char *str)
int main() int main()
{ {
unsigned int n; // size of string int n; // size of string
scanf("%u\n", &n); scanf("%d\n", &n);
if (n <= 0 || n >= 1000)
{
perror("Input number out of range: >0 and <1000\n");
return -1;
}
char *str = (char *)malloc(n * sizeof(char)); char *str = (char *)malloc(n * sizeof(char));
scanf("%s", str); scanf("%s", str);
PrintSortedPermutations(str); PrintSortedPermutations(str);