Submission #6436056

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Source Code Expand

#include <stdio.h>

int to_bit(int a,int ret[])
{
    int i = 0,cnt = 0;
    while (a > 0)
    {
        ret[3 - i] = a % 2;
        if (ret[3 - i] == 1)
        {
            cnt ++;
        }
        
        a /= 2;
        i++;
    }
    
    return cnt;
}

int main()
{
    int n,v = 1;
    int bit[4];
    scanf("%d",&n);
    int cnt = to_bit(n,bit);
    printf("%d\n",cnt);
    for (int i = 0; i < 4; i++)
    {
        if (bit[3 - i] == 1)
        {
            printf("%d\n",v);
        }
        v *= 2;
    }


}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:25:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ^

Judge Result