Package g0101_0200.s0118_pascals_triangle

Class Solution

  • All Implemented Interfaces:
    
public final class Solution

    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

    • Nested Class Summary

      Nested Classes 
      Modifier and Type Class Description

    • Field Summary

      Fields 
      Modifier and Type Field Description

    • Constructor Summary

      Constructors 
      Constructor Description
      Solution()

    • Enum Constant Summary

      Enum Constants 
      Enum Constant Description

    • Method Summary

      Modifier and Type Method Description
      final List<List<Integer>> generate(Integer numRows)

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait