bacT15 sIII 2

#include <iostream>
#include <string.h>
using namespace std;
#define NMAX 103
#define VOWELS "aeiou"
char s[NMAX];

int main() {
    cin.getline(s, NMAX);
    char *word = strtok(s, " ");
    int ans = 0;
    while (word) {
        int nrv = 0, nrc = 0;
        for (int i = 0; word[i]; i++) {
            if (strchr(VOWELS, word[i])) {
                nrv++;
            } else {
                nrc++;
            }
        }
        ans += nrc == nrv;
        word = strtok(NULL, " ");
    }
    cout << ans << endl;
    return 0;
}