oj.uz

답안 #37974

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
37974 2017-12-29T19:18:38 Z wasyl Košnja (COCI17_kosnja) C++11
50 / 50
 136 ms 2016 KB 
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
#define d(...) __VA_ARGS__
#define all(x) (x).begin(), (x).end()
#define eb(...) emplace_back(__VA_ARGS__)
using namespace std;using ll=long long;
template<class t>using V = vector< t >;

int main()
{
	int n;
	scanf( "%d", &n );
	while ( n-- )
	{
		int a, b;
		cin >> a >> b;
		int c = min( a, b );
		int res = ( c / 2 ) * 4;
		res -= ( c % 2 == 0 ? 2 : 0 );
		printf( "%d\n", res );
	}		
}

Compilation message

kosnja.cpp: In function 'int main()':
kosnja.cpp:14:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf( "%d", &n );
                   ^

Subtask #1
50.0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 2016 KB Output is correct
2 Correct 0 ms 2016 KB Output is correct
3 Correct 0 ms 2016 KB Output is correct
4 Correct 0 ms 2016 KB Output is correct
5 Correct 0 ms 2016 KB Output is correct
6 Correct 56 ms 2016 KB Output is correct
7 Correct 136 ms 2016 KB Output is correct
8 Correct 53 ms 2016 KB Output is correct
9 Correct 83 ms 2016 KB Output is correct
10 Correct 86 ms 2016 KB Output is correct