Package g0401_0500.s0441_arranging_coins

Class Solution

java.lang.Object

g0401_0500.s0441_arranging_coins.Solution

public class Solution
extends Object

441 - Arranging Coins.<p>Easy</p> <p>You have <code>n</code> coins and you want to build a staircase with these coins. The staircase consists of <code>k</code> rows where the <code>i^th</code> row has exactly <code>i</code> coins. The last row of the staircase <strong>may be</strong> incomplete.</p> <p>Given the integer <code>n</code>, return <em>the number of <strong>complete rows</strong> of the staircase you will build</em>.</p> <p><strong>Example 1:</strong></p> <p><img src="https://assets.leetcode.com/uploads/2021/04/09/arrangecoins1-grid.jpg" alt="" /></p> <p><strong>Input:</strong> n = 5</p> <p><strong>Output:</strong> 2</p> <p><strong>Explanation:</strong> Because the 3^rd row is incomplete, we return 2.</p> <p><strong>Example 2:</strong></p> <p><img src="https://assets.leetcode.com/uploads/2021/04/09/arrangecoins2-grid.jpg" alt="" /></p> <p><strong>Input:</strong> n = 8</p> <p><strong>Output:</strong> 3</p> <p><strong>Explanation:</strong> Because the 4^th row is incomplete, we return 3.</p> <p><strong>Constraints:</strong></p> <ul> <li><code>1 <= n <= 2³¹ - 1</code></li> </ul>

Constructor Summary

Constructors

Constructor	Description
Solution()

Method Summary

Modifier and Type	Method	Description
int	arrangeCoins(int n)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Solution

public Solution()

Method Details

arrangeCoins

public int arrangeCoins(int n)