PAT BASIC 1088

题目：https://pintia.cn/problem-sets/994805260223102976/problems/1038429286185074688

#include<iostream>
#include<math.h>
using namespace std;
int reverse(int n)
{
	int i = n % 10;
	int j = (n - n % 10) / 10;
	int res = i * 10 + j;
	return res;
}
void compare(int m, int b)
{
	if (m < b)
		cout << "Cong ";
	else if (m == b)
		cout << "Ping ";
	else
		cout << "Gai ";
}
int main()
{
	int M, x, y;//
	cin >> M >> x >> y;
	int jia, yi,c=0;
	float bing;
	for (jia = 99;jia >= 10;jia--)
	{
		yi = reverse(jia);
		bing = 1.0*yi / y;
		if (abs((jia - yi)) / x == bing)
		{
			c++;
			break;
		}
		else
		{
			continue;
		}
	}
	if (c == 0)
	{
		cout << "No Solution";
	}
	else
	{
		cout << jia << " ";
		compare(M, jia);
		compare(M, yi);
		if (M < bing)
			cout << "Cong";
		else if (M == bing)
			cout << "Ping";
		else
			cout << "Gai";
	}
	
	




	return 0;
}

//18 有一个测试点没过