tema dragos pb2

#include <iostream>
#include <cstring>
#define VOWELS "aeiouAEIOU"
using namespace std;

bool isOk(char *s) {
    int nrv = 0;
    for (int i = 0; VOWELS[i]; i++) {
        if (strchr(s, VOWELS[i])) {
            nrv++;
        }
    }
    return nrv == 1;
}

int main() {
    char s[102];
    gets(s);
    char *p = strtok(s, " ");
    while (p) {
        if (isOk(p)) {
            puts(p);
        }
        p = strtok(NULL, " ");
    }
    return 0;
}