Submission #1918792

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Source Code Expand

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

int main()
{
    int a[4];
    a[0]=0;a[1]=0;a[2]=1;
    int n;
    scanf("%d",&n);

    int i;
    for(i=3;i<n;i++){
        a[3]=(a[2]+a[1]+a[0])%10007;
        a[0]=a[1];
        a[1]=a[2];
        a[2]=a[3];
    }
    if(n==1)a[3]=a[0];
    if(n==2)a[3]=a[1];
    if(n==3)a[3]=a[2];
    printf("%d\n",a[3]);
    return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:9:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ^

Judge Result