Submission #1368432

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Source Code Expand

#include<stdio.h>
#include<assert.h>
#include<vector>
#include<string.h>
#include<algorithm>
#include<memory.h>
#include<cmath>
#include<string>
#include<iostream>
#include<set>
#include<unordered_set>
#include<map>
#include<queue>
#include<functional>
#include<list>

using namespace std;

typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
typedef pair<double, double> pdd;
typedef tuple<int,int,int> t3;

const int MX = 500005;
const int MM = 1000000007;

int mn[MX], mx[MX];

int main()
{
	ll N, M;
	scanf("%lld%lld", &N, &M);
	ll s = 0, e = 1e12, m;
	while(s <= e){
		m = (s+e) / 2;
		if( m <= M && m*4 <= N*2+M ) s = m+1;
		else e = m-1;
	}swap(s, e);
	printf("%lld\n", s);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:33:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld%lld", &N, &M);
                           ^

Judge Result