https://codeforces.com/problemset/problem/1249/C2 C2. Good Numbers (hard version) time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output The only difference between easy and hard versions is the…
Lucky Number Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 294 Accepted Submission(s): 49 Problem Description “Ladies and Gentlemen, It’s show time! ” “A thief is a creative artist who ta…
Description Write a program to convert numbers in one base to numbers in a second base. There are 62 different digits: { 0-9,A-Z,a-z } HINT: If you make a sequence of base conversions using the output of one conversion as the input to the next, when…
题目连接:1220 NUMBER BASE CONVERSION 题目大意:给出两个进制oldBase 和newBase, 以及以oldBase进制存在的数.要求将这个oldBase进制的数转换成newBase进制的数. 解题思路:短除法,只不过时直接利用了高精度的除法运算, 并且将以前默认的*10换成的*oldBase. #include <stdio.h> #include <string.h> const int N = 1005; int newBase, oldBase,…
Given an integer, write an algorithm to convert it to hexadecimal. For negative integer, two’s complement method is used. Note: All letters in hexadecimal (a-f) must be in lowercase. The hexadecimal string must not contain extra leading 0s. If the nu…
1019 General Palindromic Number (20 分) A number that will be the same when it is written forwards or backwards is known as a Palindromic Number. For example, 1234321 is a palindromic number. All single digit numbers are palindromic numbers. Althoug…
A number that will be the same when it is written forwards or backwards is known as a Palindromic Number. For example, 1234321 is a palindromic number. All single digit numbers are palindromic numbers. Although palindromic numbers are most often cons…
题目链接:https://leetcode-cn.com/problems/encode-number/ Given a non-negative integer num, Return its encoding string. @wowpH The encoding is done by converting the integer to a string using a secret function that you should deduce from the following tab…
Very often, especially in programming contests, we treat a sequence of non-whitespace characters as a string. But sometimes, a string may contain whitespace characters or even be empty. We can have such strings quoted and escaped to handle these case…
1.int类型和String类型的相互转换 A.int -- String 推荐用: public static String valueOf(int i) 返回 int 参数的字符串表示形式. B.String -- int 推荐用: public static int parseInt(String s) 将字符串参数作为有符号的十进制整数进行解析 public class IntegerDemo { public static void main(String[] args) { // i…
Faulty Odometer Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=4278 Description You are given a car odometer which displays the miles traveled as an integer. The odometer has a defect, however: it proceeds from…