Package g0101_0200.s0135_candy

Class Solution

java.lang.Object

g0101_0200.s0135_candy.Solution

public class Solution
extends Object

135 - Candy.<p>Hard</p> <p>There are <code>n</code> children standing in a line. Each child is assigned a rating value given in the integer array <code>ratings</code>.</p> <p>You are giving candies to these children subjected to the following requirements:</p> <ul> <li>Each child must have at least one candy.</li> <li>Children with a higher rating get more candies than their neighbors.</li> </ul> <p>Return <em>the minimum number of candies you need to have to distribute the candies to the children</em>.</p> <p><strong>Example 1:</strong></p> <p><strong>Input:</strong> ratings = [1,0,2]</p> <p><strong>Output:</strong> 5</p> <p><strong>Explanation:</strong> You can allocate to the first, second and third child with 2, 1, 2 candies respectively.</p> <p><strong>Example 2:</strong></p> <p><strong>Input:</strong> ratings = [1,2,2]</p> <p><strong>Output:</strong> 4</p> <p><strong>Explanation:</strong> You can allocate to the first, second and third child with 1, 2, 1 candies respectively. The third child gets 1 candy because it satisfies the above two conditions.</p> <p><strong>Constraints:</strong></p> <ul> <li><code>n == ratings.length</code></li> <li><code>1 <= n <= 2 * 10⁴</code></li> <li><code>0 <= ratings[i] <= 2 * 10⁴</code></li> </ul>

Constructor Summary

Constructors

Constructor	Description
Solution()

Method Summary

Modifier and Type	Method	Description
int	candy(int[] ratings)

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

candy

public int candy(int[] ratings)