题目描述

用首字母表示

样例

#include <iostream>
#include <string>
using namespace std;

int main() {
    string a[3];
    string ss;
    for (int i = 0; i < 3; i++) {
        cin >> a[i];
        ss += a[i][0];
    }
    if (ss == "vac") {
        cout << "aguia" << endl;
    }
    else if (ss == "vao") {
        cout << "pomba" << endl;
    }
    else if (ss == "vmo") {
        cout << "homem" << endl;
    }
    else if (ss == "vmh") {
        cout << "vaca" << endl;
    }
    else if (ss == "iih") {
        if (a[2] == "hematofago") {
            cout << "pulga";
        }
        else cout << "lagarta";
    }
    else if (ss == "iah") {
        cout << "sanguessuga";
    }
    else if (ss == "iao") {
        cout << "minhoca";
    }
    return 0;
}

算法1

(暴力枚举) $O(n^2)$

blablabla

时间复杂度

参考文献

C++ 代码

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算法2

(暴力枚举) $O(n^2)$

blablabla

时间复杂度

参考文献

C++ 代码

blablabla