Submission #1813673

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Source Code Expand

#include<cstdio>
#include<algorithm>

using namespace std;

typedef long long ll;

int main(){
	ll n, m; scanf("%lld %lld", &n, &m);
	ll res = min(n, m / 2);
	if(2 * n < m) res += (m - 2 * n) / 4;
	printf("%lld\n", res);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:37: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  ll n, m; scanf("%lld %lld", &n, &m);
                                     ^

Judge Result