fix lgtm error - lexicographic_permutations

https://lgtm.com/projects/g/TheAlgorithms/C/snapshot/41e27116831cae2354b1dedadb91e168dca01476/files/misc/lexicographic_permutations.c#x2d1d13a31e62af9e:1
Gaminee · Jun 28, 2020 · 20bab2a · 20bab2a
1 parent 17c5523
commit 20bab2a
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/misc/lexicographic_permutations.c b/misc/lexicographic_permutations.c
@@ -50,8 +50,9 @@ void PrintSortedPermutations(char *str)
 
 int main()
 {
-    int n;  // size of string
-    scanf("%d\n", &n);
+    unsigned int n;  // size of string
+    scanf("%u\n", &n);
+
     char *str = (char *)malloc(n * sizeof(char));
     scanf("%s", str);
     PrintSortedPermutations(str);