Submission #3791458

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Source Code Expand

#include<iostream>
#include<cstring>
#include<cstdio>
using namespace std;
int main()
{
    int n;
    scanf("%d",&n);
    if(n==1){
    	printf("1\n");
    	return 0;
    }
    printf("%d\n",7*n/2);
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
                   ^

Judge Result