Class Solution


  • public class Solution
    extends Object
    118 - Pascal’s Triangle.

    Easy

    Given an integer numRows, return the first numRows of Pascal’s triangle.

    In Pascal’s triangle , each number is the sum of the two numbers directly above it as shown:

    Example 1:

    Input: numRows = 5

    Output: [[1],[1,1],[1,2,1],[1,3,3,1],[1,4,6,4,1]]

    Example 2:

    Input: numRows = 1

    Output: 1

    Constraints:

    • 1 <= numRows <= 30
    • Constructor Detail

      • Solution

        public Solution()