hello-HELLO 0

#include <iostream>

using namespace std;

int main()
{
    char userWords[101];
    int i,b,symbolNum;

    symbolNum=101;
    cout << "enter symbols(words)(limit 30 symbols)" << endl;

    cin.getline(userWords,101);

    cout << "these symbols are taking part in the test now" << endl;
    cout << userWords << endl;

    for (i = 0;i < symbolNum;i++){
        if(userWords[i] == '\0'){
            symbolNum=i;
            break;
        }
    }

    int symbol=0;

    for ( i = 0;i < symbolNum;i++ ){
         if(userWords[symbol] >= 'a' && userWords[symbol] <= 'z'){

            userWords[symbol]=(int)userWords[symbol]-32;

         }
    }
    cout<< " result----"<< endl;
    cout<<userWords;
    }