Submission #954985

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Source Code Expand

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main(void)
{
    int n, i, j, len;
    char *s;
    char *t;

    scanf("%d", &n);

    len = n * 2;
    s = (char *)malloc(sizeof(char) * (n + 1));
    t = (char *)malloc(sizeof(char) * (n + 1));

    scanf("%s", s);
    scanf("%s", t);

    for (i = n; i >= 0; i--){
        for (j = 0; j <= n; j++){
            if (s[i] == t[j]){
                len--;
            }
        }
    }

    printf("%d\n", len + 1);

    free(s);
    free(t);

    return (0);
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:10:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ^
./Main.c:16:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s", s);
     ^
./Main.c:17:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s", t);
     ^

Judge Result