#include <iostream>
#include <string>
using namespace std;

int main(){
    string nome{"MAthEus S. SerPA"};
    int vogais = 0;

    for(char c : nome)
        if(tolower(c) == 'a' || tolower(c) == 'e' || tolower(c) == 'i' || tolower(c) == 'o' || tolower(c) == 'u')
            vogais++;

    cout << "Vogais: " << vogais << endl;
    return 0;
}