public class WhatTheShoot {

    public static void main(String args[]){
        try {
            throw null;
        } catch (Exception e){
            System.out.println(e instanceof NullPointerException);
            System.out.println(e instanceof FileNotFoundException);
        }
    }
}

true

// C++ Code

int key = ROLLNO;
int extra = NAME_POSITION;

for (int i = 1; i <= 5; i++) {
    if (ROLLNO >= 50) {
        key += 5;
        extra -=2;
    } else {
        key *= 2;
        extra += 3;
        
        if (ROLLNO > 74) {
            key += 25;
            extra *= 2;
        } else {
            key += ROLLNO;

Input: s = "aacecaaa"
Output: "aaacecaaa"

Input: s = "abcd"
Output: "dcbabcd"