题目描述

blablabla

样例

blablabla

C++ 代码

#include <bits/stdc++.h>

using namespace std;

int main()
{
    char str;
    cin>> str;
    int n = 12;
    double m[n][n];
    double res = 0.0;
     double re = 0.0;
     double count = 0;
    for(int i =0; i < n; i++){
        for(int j = 0; j < n; j++){
                   cin >> m[i][j];
        }
    }
    for(int i = 1; i < n - 1; i++){
        if(i <= 5)
          for(int j = 0; j < i ; j++){
                    //cout << m[i][j] << endl; 
                    //cout<< m[i][j] << endl;
                    re = re + m[i][j];
                    res = re;
        }
       else if(i >= 6)
          for(int j = 0; j < 11 - i; j++){
                    //cout << m[i][j] << endl; 
                    //cout<< m[i][j] << endl;
                    re = re + m[i][j];
                    res = re;
        }

    }
    //cout << res << " " << count  << endl;
     if(str == 'S') res = res;   
     if(str == 'M') res = res / 30;


        printf("%.1lf", res);
    return 0;
}