求字母的个数

#include <bits/stdc++.h>
using namespace std;

int main() {
	string str;
	map<char, int> mp;
	getline(cin, str);
	for (long long unsigned int i = 0; i < str.size(); i++) {
		if (str[i] == 'a' || str[i] == 'e' || str[i] == 'i' || str[i] == 'o' || str[i] == 'u') mp[str[i]]++;
	}
	for(auto i: mp) {
		cout << i.second << " ";
	}
}