September Morn Update

Task/Permutations/C/permutations-2.c

@@ -1,11 +1,10 @@
 #include <stdio.h>
 int main() {
-        char a[] = "4321";
-        int fact = 24;
+        char a[] = "4321";  //array
            int i, j;
-           int y=0;
-           char c;
-          while (y != fact) {
+           int f=24; 	    //factorial
+           char c;          //buffer
+          while (f--) {
           printf("%s\n", a);
           i=1;
           while(a[i] > a[i-1]) i++;
@@ -20,6 +19,5 @@ for (j = 0; j < i; i--, j++) {
   a[i] = a[j];
   a[j] = c;
       }
-y++;
    }
 }