문제
풀이
#include <iostream>
#include <string>
using namespace std;
void solve(void) {
string s;
cin >> s;
int ans = 0;
for (int i=0; i<s.size(); i++) {
if (s[i] == 'a' || s[i] == 'e' || s[i] == 'i' || s[i] == 'o' || s[i] == 'u') ans++;
}
cout << ans;
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
solve();
return 0;
}