Question

c++ microsoft visual studio

Write a function that given a string it will return the number of vowels in the string. Function prototype is given by: int getNumVowels(string s1);

Answer 1

#include <iostream>
#include<string>

using namespace std;

int getNumVowels(string s1){
   const char* str = s1.c_str();
   int count = 0;
   for(int i = 0;str[i]!='\0';i++){
       if(str[i] == 'a' || str[i] == 'e' || str[i] == 'i' || str[i] == 'o' || str[i] == 'u' || str[i] == 'A' || str[i] == 'E' || str[i] == 'I' || str[i] == 'O' || str[i] == 'U'){
           count++;
       }
   }
   return count;
}

int main() {
   cout<<getNumVowels("qwertyuiopasdfghjklzxcvbnm")<<endl;
   system("pause");
}

$\color{red}\underline{Output:}$

Press any key to continue - - - Process exited after 1.168 seconds with returnvalue 0 Press any key to continue - -

$\color{red}Please\; upvote\;the \;solution \;if \;it \;helped.\;Thanks!$