各位走过路过的大虾，牛人，强人，好心人，想攒rp的都来看吧，程序附在下面，一下午都没查出错来。先谢过了！
#include <iostream>
#include <cmath>
#include <string.h>
using namespace std;
void main()
{
	char left[3][7],right[3][7],result[3][5];
	int let[12]={0,0,0,0,0,0,0,0,0,0,0,0};
	int i,t,j,k,p=0,coin=0;
	cin>>t;
	for (k=1;k<=t;k++)
	{
		int p=0,coin=0;
		for (j=0;j<3;j++)
			cin>>left[j]>>right[j]>>result[j];
		for (j=0;j<3;j++){
			if(result[j][0]=='u')
				for (i=0;i<strlen(left[j]);i++)
				{
					if (let[int(left[j][i]-'A')]!=10)
						let[int (left[j][i]-'A')]--;
					if (let[int (right[j][i]-'A')]!=10)
						let[int (right[j][i]-'A')]++;
				}
			if (result[j][0]=='d')
				for (i=0;i<strlen(left[j]);i++)
				{
					if (let[int(left[j][i]-'A')]!=10)
						let[int (left[j][i]-'A')]++;
					if (let[int (right[j][i]-'A')]!=10)
						let[int (right[j][i]-'A')]--;
				}
			if (result[j][0]=='e')
				for (i=0;i<strlen(left[j]);i++)
				{
					let[int (left[j][i]-'A')]=10;
					let[int (right[j][i]-'A')]=10;
				}
		}
		for (i=0;i<12;i++)
			if (p<fabs(let[i])&&let[i]!=10)
			{	p=fabs(let[i]);
				coin=i;
			}
		if (let[coin]>0)
			cout<<(char (coin+'A'))<<" is the counterfeit coin and it is light."<<endl;
		if (let[coin]<0)
			cout<<(char (coin+'A'))<<" is the counterfeit coin and it is heavy."<<endl;		
	}
}