Class Solution
java.lang.Object
g0801_0900.s0881_boats_to_save_people.Solution
public class Solution
extends java.lang.Object
881 - Boats to Save People.
Medium
You are given an array people
where people[i]
is the weight of the ith
person, and an infinite number of boats where each boat can carry a maximum weight of limit
. Each boat carries at most two people at the same time, provided the sum of the weight of those people is at most limit
.
Return the minimum number of boats to carry every given person.
Example 1:
Input: people = [1,2], limit = 3
Output: 1
Explanation: 1 boat (1, 2)
Example 2:
Input: people = [3,2,2,1], limit = 3
Output: 3
Explanation: 3 boats (1, 2), (2) and (3)
Example 3:
Input: people = [3,5,3,4], limit = 5
Output: 4
Explanation: 4 boats (3), (3), (4), (5)
Constraints:
1 <= people.length <= 5 * 104
1 <= people[i] <= limit <= 3 * 104
-
Constructor Summary
-
Method Summary
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
-
numRescueBoats
public int numRescueBoats(int[] people, int limit)
-