Question

creat a c++ program that has 3 functions

main will ask user to input a string

isvowel will loop the string and return true if there is a vowel

printvowle will print all the vowels found

Answer 1

#include <iostream>
#include <string>

using namespace std;

bool isvowel(char ch) {
    return ch == 'a' || ch == 'e' || ch == 'i' || ch == 'o' || ch == 'u' ||
           ch == 'A' || ch == 'E' || ch == 'I' || ch == 'O' || ch == 'U';
}

void printvowle(string s) {
    cout << "Vowels are: ";
    for (int i = 0; i < s.length(); i++) {
        if (isvowel(s[i]))
            cout << s[i] << " ";
    }
    cout << endl;
}

int main() {
    string s;
    cout << "Enter a string: ";
    getline(cin, s);
    printvowle(s);
    return 0;
}