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Problem: Triangle

Medium
30 min
Explore how to solve the triangle minimum path sum problem by applying dynamic programming concepts. Understand movement constraints between rows and practice implementing an optimized solution to find the minimum path sum from top to bottom.

Statement

Given an array, triangle, return the minimum path sum from top to bottom.

You may move to an adjacent number in the row below at each step. More formally, if you are at index ii in the current row, you may move to either index ii or index i+1i + 1 in the next row.

Constraints:

  • 11 \leq triangle.length 200\leq 200

  • triangle[0].length ==1== 1

  • triangle[i].length == triangle[i - 1].length + 1

  • 104-10^4 \leq triangle[i][j] 104\leq 10^4

Problem
Ask
Submissions

Problem: Triangle

Medium
30 min
Explore how to solve the triangle minimum path sum problem by applying dynamic programming concepts. Understand movement constraints between rows and practice implementing an optimized solution to find the minimum path sum from top to bottom.

Statement

Given an array, triangle, return the minimum path sum from top to bottom.

You may move to an adjacent number in the row below at each step. More formally, if you are at index ii in the current row, you may move to either index ii or index i+1i + 1 in the next row.

Constraints:

  • 11 \leq triangle.length 200\leq 200

  • triangle[0].length ==1== 1

  • triangle[i].length == triangle[i - 1].length + 1

  • 104-10^4 \leq triangle[i][j] 104\leq 10^4