题解 | #Grading#
Grading
http://www.nowcoder.com/practice/23e3244406724ffa8330760f640c8149
#include<iostream>
#include<cstdio>
#include<cmath>
using namespace std;
int get_max(int a,int b,int c){
int max=0;
max=(a>b?a:b);
max=(max>c?max:c);
return max;
}
int main(){
int P,T,G1,G2,G3,GJ;
float G;
while(scanf("%d%d%d%d%d%d\n",&P,&T,&G1,&G2,&G3,&GJ)!=EOF){
if(G1>(float)P){
break;
}
if(abs(G1-G2)<=T){
G=(float)(G1+G2)/2;
}
else{
if(abs(G3-G1)<=T&&abs(G3-G2)<=T){
G=(float)get_max(G1, G2, G3);
}
else if(abs(G3-G1)>T&&abs(G3-G2)>T){
G=(float)GJ;
}
else{
if(abs(G3-G1)<=T){
G=(float)(G1+G3)/2;
}
else{
G=(float)(G2+G3)/2;
}
}
}
printf("%.1f\n",G);
}
return 0;
}