Tap here to switch tabs
Problem
Submissions

Problem: A Number After a Double Reversal

med
30 min
Try to solve the A Number After a Double Reversal problem.

Statement

Reversing an integer means reversing its digits. For example, reversing 20212021 gives 12021202, and reversing 1230012300 gives 321321 because leading zeros are not retained.

Given an integer num, reverse num to obtain reversed1, and then reverse reversed1 to obtain reversed2. Return true if reversed2 equals num. Otherwise, return false.

Constraints:

  • 0≤0 \leq num ≤106\leq 10^6

⋮
Tap here to switch tabs
Problem
Submissions

Problem: A Number After a Double Reversal

med
30 min
Try to solve the A Number After a Double Reversal problem.

Statement

Reversing an integer means reversing its digits. For example, reversing 20212021 gives 12021202, and reversing 1230012300 gives 321321 because leading zeros are not retained.

Given an integer num, reverse num to obtain reversed1, and then reverse reversed1 to obtain reversed2. Return true if reversed2 equals num. Otherwise, return false.

Constraints:

  • 0≤0 \leq num ≤106\leq 10^6