MY SIM SB3 2

#include <iostream>
#include <cstring>
#define SEP " ;"
#define NMAX 250
using namespace std;

char s[NMAX], x[NMAX];

int main() {
    cin.getline(s, NMAX);
    cin >> x;
    char *p = strtok(s, SEP);
    int ok = 0;
    while (p) {
        if (!strcmp(p, x)) {
            p = strtok(NULL, SEP);
            cout << p << ' ';
            ok = 1;
        } else {
            p = strtok(NULL, SEP);
        }
        p = strtok(NULL, SEP);
    }
    if (!ok) {
        cout << "NU" << endl;
    }
    return 0;
}