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Problem: Maximum Width Ramp

med
30 min
Explore how to use stacks to find the maximum width ramp in an integer array. Understand the problem definition and constraints, then apply stack-based methods to efficiently determine the largest index difference meeting specified conditions.

Statement

A ramp in an integer array nums is defined as a pair of indices (i, j) such that i < j and nums[i] <= nums[j]. The width of such a ramp is j - i.

Given an integer array nums, find and return the maximum width of any ramp in nums. If no valid ramp exists, return 00.

Constraints:

  • 22 \leq nums.length 5×104\leq 5 \times 10^4

  • 00 \leq nums[i] 5×104\leq 5 \times 10^4

Tap here to switch tabs
Problem
Ask
Submissions

Problem: Maximum Width Ramp

med
30 min
Explore how to use stacks to find the maximum width ramp in an integer array. Understand the problem definition and constraints, then apply stack-based methods to efficiently determine the largest index difference meeting specified conditions.

Statement

A ramp in an integer array nums is defined as a pair of indices (i, j) such that i < j and nums[i] <= nums[j]. The width of such a ramp is j - i.

Given an integer array nums, find and return the maximum width of any ramp in nums. If no valid ramp exists, return 00.

Constraints:

  • 22 \leq nums.length 5×104\leq 5 \times 10^4

  • 00 \leq nums[i] 5×104\leq 5 \times 10^4