Practice Sqrt(x)
Read the task, work through the examples, and check your approach against the constraints. Use the original LeetCode task for coding and submissions.
Problem Statement
Given a non-negative integer x, return the square root of x rounded down to the nearest integer. The returned integer should be non-negative as well. You must not use any built-in exponent function or operator.
Source: Sqrt(x) on LeetCode. Use the original task for its coding environment and submissions.
Examples
# Example 1
Input
x = 4
Output
2
# Example 2
Input
x = 8
Output
2
Constraints
0 <= x <= 2^31 - 1
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