int row = i; for (int j = 1; j <= i; j++) { temp = temp * row-- / j ; thisRow.add(temp); } result.add(thisRow); } return result; } } 以上内容给大家介绍了基于Java实现杨辉三角 LeetCode Pascal's Triangle的相关知识,希望大家喜欢。
【LeetCode篇-Java实现】118. Pascal's Triangle 118. Pascal's Triangle 题目描述 解题思路 实现代码 题目描述 Given a non-negative integer numRows, generate the first numRows of Pascal’s triangle. 杨辉三角形:第i行第j个元素值=第i-1行第j-1个元素值+第j个元素值 In Pascal’s triangle,......
118. Pascal's Triangle (java) 问题描述: Given numRows, generate the first numRows of Pascal's triangle. For example, given numRows = 5,Return [ [1], [1,1], [1,2,1], [1,3,3,1], [1,4,6,4,1] ] 问题分析: 第n行的数据是在第n-1行的基础上计算出来的。是一个迭代的过程 ...
publicList<List<Integer>> generate(intnumRows) { List<List<Integer>> list =newArrayList<List<Integer>>();for(inti=0; i < numRows; i++) { List<Integer> list2 =newArrayList<Integer>();for(intj=0; j<=i; j++) {if(j ==0|| j == i) { list2.add(1); }else{ list2.add(list...
Pascal's Triangle II Given an index k, return the kth row of the Pascal's triangle. For example, givenk = 3, Return[1,3,3,1]. Note: Could you optimize your algorithm to use only O(k) extra space? 逆序相加法 复杂度 时间O(N) 空间 O(k) ...
LeetCode Top Interview Questions 118. Pascal’s Triangle (Java版; Easy) 题目描述 Given a non-negative integer numRows, generate the first numRows of Pascal's triangle. 1. In Pascal's triangle, each number is the sum of the two numbers directly above it. ...
Example 2: Print Left Pascal Triangle Pattern based on user input The following program is same as the above program except that here the number of rows is entered by user, which is captured in this program using Scanner. importjava.util.Scanner;publicclassJavaExample{publicstaticvoidmain(String...
In Pascal’s triangle, each number is the sum of the two numbers directly above it. Example: Input: 3 Output: [1,3,3,1] 1. 2. Follow up: Could you optimize your algorithm to use only O(k) extra space? 题目大意 计算杨辉三角的第k行是多少。
Pascal's triangle Floyd's triangle Example 1: Half Pyramid of * * * * * * * * * * * * * * * * C Program #include <stdio.h> int main() { int i, j, rows; printf("Enter the number of rows: "); scanf("%d", &rows); for (i = 1; i <= rows; ++i) { for (j ...
Program to print Pascal's triangle in java importjava.util.Scanner;publicclassPattern13{publicstaticvoidmain(String[]args){// initialize variables.intlib,p,q,r,x;// create object of scanner.Scanner s=newScanner(System.in);// enter number of rows.System.out.print("Enter the rows : ");r...