牛客小白月赛1 H 写真がとどいています 【循环】

题目链接

https://www.nowcoder.com/acm/contest/85/H

思路

如果熟悉 五线谱 才能做啊。。。

然后 先竖着遍历 再 横着 遍历 就可以了

AC代码

#include <cstdio>
#include <cstring>
#include <ctype.h>
#include <cstdlib>
#include <cmath>
#include <climits>
#include <ctime>
#include <iostream>
#include <algorithm>
#include <deque>
#include <vector>
#include <queue>
#include <string>
#include <map>
#include <stack>
#include <set>
#include <numeric>
#include <sstream>
#include <iomanip>
#include <limits>

using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef pair <int, int> pii;
typedef pair <ll, ll> pll;

const double PI  = 3.14159265358979323846264338327;
const double E   = 2.718281828459;
const double eps = 1e-6;

const int INF    = 0x3f3f3f3f;
const int maxn   = 1e5 + 5;
const int MOD    = 1e9 + 7;

int main()
{
    map <int, char> m;
    m[0] = 'F';
    m[1] = 'E';
    m[2] = 'D';
    m[3] = 'C';
    m[4] = 'B';
    m[5] = 'A';
    m[6] = 'G';
    m[7] = 'F';
    m[8] = 'E';
    int n;
    cin >> n;
    getchar();
    string s[9];
    string ans = "";
    for (int i = 0; i < 9; i++)
        getline(cin, s[i]);
    for (int i = 0; i < n; i++)
    {
        int flag = 0;
        for (int j = 0; j < 9; j++)
        {
            if (flag)
            {
                if (s[j][i] != '|')
                    flag = 0;
                else
                    continue;
            }
            if (s[j][i] == '|' && j == 0)
                flag = 1;
            else if (s[j][i] == 'o')
            {
                ans += m[j];
                break;
            }
        }
        if (flag)
            ans += '|';
    }
    cout << ans << endl;
}