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Practice Patching Array

Read the task, work through the examples, and check your approach against the constraints. Use the original LeetCode task for coding and submissions.

Hard#330
LeetCode Problem

Patching Array

Problem Statement

Given a sorted integer array nums and an integer n, add/patch elements to the array such that any number in the range [1, n] inclusive can be formed by the sum of some elements in the array. Return the minimum number of patches required.

Source: Patching Array on LeetCode. Use the original task for its coding environment and submissions.

Examples

# Example 1

Input
nums = [1,3], n = 6
Output
1

# Example 2

Input
nums = [1,5,10], n = 20
Output
2

# Example 3

Input
nums = [1,2,2], n = 5
Output
0

Constraints

1 <= nums.length <= 1000
1 <= nums[i] <= 10^4
nums is sorted in ascending order.
1 <= n <= 2^31 - 1

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