Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Write a program to solve the Tower of Hanoi problem for n disks.

Hard

Problem Statement

Write a program to solve the Tower of Hanoi problem for n disks.

Sample Input

n = 3

Sample Output

Move disk 1 from A to C
Move disk 2 from A to B
Move disk 1 from C to B
Move disk 3 from A to C
Move disk 1 from B to A
Move disk 2 from B to C
Move disk 1 from A to C

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
function towerOfHanoi(n: number, source: string, target: string, auxiliary: string): void { // Your logic here }
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Input
n = 3
Expected Output
Move disk 1 from A to C
Move disk 2 from A to B
Move disk 1 from C to B
Move disk 3 from A to C
Move disk 1 from B to A
Move disk 2 from B to C
Move disk 1 from A to C