Example: Reverse a Character in C++ using Library Function

C
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Java
Python
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// Reverse a Character in C++ using Library Function
#include <iostream>
#include <cctype>
using namespace std;
// cctype header file loaded to call the string functions

int main() {
    char random_char;

    cout << "Enter an alphabet character to convert: ";
    cin >> random_char;

    cout << "\nThe Reverse case of the '" << random_char << "' is: '";

    if (islower(random_char))
        putchar(toupper(random_char));
    else
        putchar(tolower(random_char));
    cout << "'\n";
    return 0;
}