题目描述 Grading hundreds of thousands of Graduate Entrance Exams is a hard work. It is even harder to design a process to make the results as fair as possible. One way is to assign each exam problem to 3 independent experts. If they do not agree to each other, a judge is invited to make the final decision. Now you are asked to write a program to help this process. For each problem, there is a full-mark P and a tolerance T(
代码语言：javascript复制#include <iostream>
#include <cmath>
#include <cstdio>
using namespace std;
int fullmark;
int T;
int G1,G2,G3,GJ;
double avg;
int main()
{
while(cin>>fullmark>>T>>G1>>G2>>G3>>GJ){
if(abs(G1-G2) <= T){
avg = (G1 G2) * 1.0 / 2;
}else if(abs(G1 - G3) <= T && abs(G2 - G3) <= T){
avg = max(max(G1,G2),G3) * 1.0;
}else if(abs(G1 - G3) <= T || abs(G2 - G3) <= T){
if(abs(G1 - G3) <= T && abs(G2 - G3) > T){
avg = (G1 G3) * 1.0 / 2;
}else if(abs(G2 - G3) <= T && abs(G1 - G3) > T){
avg = (G2 G3) * 1.0 / 2;
}
}else{
avg = GJ * 1.0;
}
printf("%.1fn",avg);
}
return 0;
} 
