Submission

Score: 0

User: purihorharin

Problemset: สตริงซ้ำซ้ำ

Language: c

Time: 0.001 second

Submitted On: 2026-03-20 18:56:33

#include <stdio.h>

int main () {
    char buf1[21];
    char buf2[21];
    scanf("%s %s", buf1, buf2);

    for (int i1 = 0; buf1[i1]; i1++) {
        for (int i2 = 0; buf2[i2]; i2++) {
            if (buf1[i1] == buf2[i2]) {
                putchar(buf1[i1]);
                putchar(' ');
                break;
            }
        }
    }
}