Uva--1636（数学，简单）

2014-09-03 14:42:58

经典的俄罗斯轮盘。不说啥了。

 1 /*************************************************************************
 2     > File Name: Uva1636.cpp
 3     > Author: Nature
 4     > Mail: 564374850@qq.com 
 5     > Created Time: Wed 03 Sep 2014 02:37:30 PM CST
 6 ************************************************************************/
 7 
 8 #include <cstdio>
 9 #include <cstring>
10 #include <cstdlib>
11 #include <cmath>
12 #include <iostream>
13 #include <algorithm>
14 using namespace std;
15 const double eps = 1e-9;
16 
17 char s[105];
18 double p1,p2;
19 
20 int main(){
21     while(scanf("%s",s) != EOF){
22         int len = strlen(s);
23         double c0 = 0,c1 = 0;
24         int next;
25         for(int i = 0; i < len; ++i){
26             if(s[i] == '1') ++c1;
27             else{
28                 next = (i == len - 1 ? 0 : i + 1);
29                 if(s[next] == '0') ++c0;
30             }
31         }
32         p1 = c0 / (len - c1);
33         p2 = (len - c1) / len;
34         if(fabs(p1 - p2) < eps) printf("EQUAL\n");
35         else if(p1 - p2 > eps) printf("SHOOT\n");
36         else printf("ROTATE\n");
37     }
38     return 0;
39 }

 

posted @ 2014-09-03 14:43  Naturain  阅读(139)  评论(0)  编辑  收藏  举报