Write a program to convert a string in uppercase.

Source Code

#include<iostream>
using namespace std;

int main( )
{
	char str[80];

	cout << "Enter a string: ";
	cin.getline(str,80);

	for(int i = 0; str[i] != '\0'; i++)
	{
		str[i] = (str[i] >= 'a' && str[i] <= 'z') ? (str[i] - 32) : str[i];
	}

	cout << "\nConverted string: " << str;

	return 0;
}


Output

Enter a string: People always fear change.
Converted string: PEOPLE ALWAYS FEAR CHANGE.