Submission

Score: 100

User: nagornz_ph

Problemset: สตริงซ้ำซ้ำ

Language: cpp

Time: 0.003 second

Submitted On: 2025-09-16 19:35:34

#include <stdio.h>
#include <string.h>

int main(){
    char a[25], b[25];
    scanf("%s %s", a, b);
    int n = strlen(a), m = strlen(b);
    int aa[200] = {0};
    for (int i = 0; i < n; i++) {
        aa[a[i]]++;
    }
    int bb[200] = {0};
    for (int i = 0; i < m; i++) {
        if (aa[b[i]] > 0 && bb[b[i]] == 0) {
            printf("%c ", b[i]);
            bb[b[i]]++;
        }
    }
}