Submission

Score: 100

User: winniecoder1029

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-13 20:04:02

#include <iostream>
#include <cstring>
#include <map>
using namespace std;

int main() {
    char s1[21], s2[21], c;
    cin >> s1;
    cin >> s2;
    map<char, int> count1, count2;
    for (int i = 0; i<strlen(s1); i++) {
        c = s1[i];
        count1[c] = 1;
        }
    for (int j = 0; j<strlen(s2); j++) {
        c = s2[j];
        count2[c] = 1;
        }
    for (auto &m : count2) {
        if (count1.find(m.first) != count1.end()){
            count1[m.first]++;
            }
        }
    for (auto &k : count1) {
        if (k.second > 1) {
            cout << k.first << " ";
            }
        }
}