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

Programming Exercises

Create a PHP script to check if a given Sudoku row or column is valid.

Medium

Problem Statement

Create a PHP script to check if a given Sudoku row or column is valid.

Sample Input

[5,3,0,7,9,0,6,0,0]

Sample Output

true

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
<?php function isValidSudokuRow($arr) { // Your code here } ?>
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Input
[5,3,0,7,9,0,6,0,0]
Expected Output
true