Submission #1283996

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Source Code Expand

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main(void)
{
    int n, m, *ccnt, cnt, a, b;

    scanf("%d %d", &n, &m);
    ccnt = (int *)malloc(sizeof(int) * n);

    memset(ccnt, 0, m);

    for(cnt = 0; cnt < m; cnt++)
    {
        scanf("%d %d", &a, &b);
        ccnt[a - 1] +=1;
        ccnt[b - 1] +=1;
    }

    for(cnt = 0; cnt < n;cnt++)
    {
        printf("%d\n", ccnt[cnt]);
    }

    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &n, &m);
                           ^
./Main.cpp:16:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d", &a, &b);
                               ^

Judge Result