Trial assignment 1

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

string checksize(string s)
{
    if (s.length()>100)
        s.resize(100);
    return s;
}
int vowel(string s)
{
    int up=0,i;
    for(i=0;i<s.length();i++)
    {
        if(s.at(i)=='a' || s.at(i)=='A' || s.at(i)=='e' || s.at(i)=='E' ||
	s.at(i)=='i' || s.at(i)=='I' || s.at(i)=='o' || s.at(i)=='O' ||
	s.at(i)=='u' || s.at(i)=='U')
            up++;
    }
    return up;
}

int main()
{
    string s;
    cout<<"Enter a string: ";
    getline(cin,s);
    s=checksize(s);
    cout<<s<<endl;
    cout<<"Number of vowels: "<<vowel(s)<<endl;
    return 0;
}