Submission #3221664

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
int main(){
	int n;
	scanf("%d",&n);
	if(n % 2 == 0){
		printf("%d\n",n);
		return 0;
	}
	else printf("%d\n",n * 2);
	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