#include <cstdio>
#include <string>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <algorithm>

using namespace std;
char cows[2300]={0};

int main(){
    int n;
    cin >> n;
    for(int i = 0; i < n; ++i)
    {
      cin >> cows[i];
    }
    int first = 0, last = n - 1;
      for(int i = 1; i <= n && first <= last; ++i)
        {
            if(cows[first] > cows[last])
                cout << cows[last--];
            else if(cows[first] < cows[last])
                cout << cows[first++];
            else {
                int kiss = 0;
                for(int j = 0; first+j <= last; ++j)
                {
                    if(cows[first+j] < cows[last-j])
                    {kiss = 1; break;}
                    else if(cows[j] > cows[last-j])
                    {kiss = 0; break;}
                }
                if(kiss)
                    cout << cows[first++];
                else cout << cows[last--];
            }
            if(i % 80 == 0) cout << endl;
        }
        if(n % 80) cout << endl;
}

• Re:求教为什么不能过啊 (1175) yaonajiang 2017-03-24 18:04:18