3308 - 马戏团

<span style="font-family:黑体;font-size:12pt;">马戏团有鸟和大象<span>,</span>它们共有<span> n </span>个头<span>,m</span>只脚<span>.</span>问有多少只鸟和大象。<span>(2&lt;n,m&lt;1000)</span></span>

<span style="font-family:黑体;font-size:12pt;"><span>&nbsp;&nbsp; </span></span><span style="font-family:黑体;font-size:12pt;">输入<span> 10 24</span></span>

<span style="font-family:黑体;font-size:12pt;"><span>&nbsp;&nbsp; </span></span><span style="font-family:黑体;font-size:12pt;">输出<span>xiang:2 niao:8</span></span>

<span style="font-family:黑体;font-size:12pt;"><span>&nbsp;&nbsp; </span></span>

<span style="font-family:黑体;font-size:12pt;"><span>&nbsp;&nbsp; </span></span><span style="font-family:黑体;font-size:12pt;">输入<span>36 100</span></span>

<span style="font-family:黑体;font-size:12pt;"><span>&nbsp;&nbsp; </span></span><span style="font-family:黑体;font-size:12pt;">输出<span>xiang:14 niao:22</span></span>

Input

Output

Examples

Input

Output

Solution C++

#include<iostream>

using namespace std;

int main()
{
	int a,b;
	cin>>a>>b;
	cout<<"xiang"<<":"<<(b-a*2)/(4-2)<<" "<<"niao"<<":"<<(a*4-b)/(4-2)<<endl;
	return 0;
}

Time Limit	1 second
Memory Limit	128 MB

Discuss Stats

上一题下一题