PAT 天梯赛 L1-011. A-B 【水】

题目链接

https://www.patest.cn/contests/gplt/L1-011

AC代码

#include <iostream>
#include <cstdio>
#include <algorithm>
#include <cmath>
#include <deque>
#include <vector>
#include <queue>
#include <string>
#include <cstring>
#include <map>
#include <stack>
#include <set>
#include <cstdlib>
#include <ctype.h>
#include <numeric>
#include <sstream>
using namespace std;

typedef long long LL;
const double PI = 3.14159265358979323846264338327;
const double E = 2.718281828459;
const double eps = 1e-6;
const int MAXN = 0x3f3f3f3f;
const int MINN = 0xc0c0c0c0;
const int maxn = 1e5 + 5;
const int MOD = 1e9 + 7;

int main()
{
    string s;
    getline(cin, s);
    int len = s.size();
    string temp;
    getline(cin, temp);
    map <char, int> m;
    m.clear();
    int len_ = temp.size();
    for (int i = 0; i < len_; i++)
    {
        m[temp[i]] = 1;
    }
    for (int i = 0; i < len; i++)
    {
        if (m[s[i]] == 0)
            cout << s[i];
    }
    cout << endl;
}

巴特西

PAT 天梯赛 L1-011. A-B 【水】

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