Submission #3444418

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Source Code Expand

#include<stdio.h>
int n;
int main()
{
	scanf("%d",&n);
	printf("%d\n",n==1? 1:(7*n)>>1);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:5:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
                ^

Judge Result