题目链接:1327: Lucky Numbers Description A lucky number is made by the following rules: Given a positive integer sequence {x | 1 <= x <= n}. From the first number, delete the last one in every 2 numbers. Select the minimum that has not been unused from…
题目链接:1336: Lucky Boy 参考博客:LUCKY BOY 博弈--HandsomeHow Description Recently, Lur have a good luck. He is also the cleverest boy in his school as he create the most popular computer game – Lucky Boy. The game is played by two players, a and b, in 2d plan…
ztr loves lucky numbers 题目链接: http://acm.hust.edu.cn/vjudge/contest/121332#problem/I Description ztr loves lucky numbers. Everybody knows that positive integers are lucky if their decimal representation doesn't contain digits other than 4 and 7. For…
题目链接:1323: Repeat Number Description Definition: a+b = c, if all the digits of c are same ( c is more than ten),then we call a and b are Repeat Number. My question is How many Repeat Numbers in [x,y]. 定义:a + b = c,如果 c 的每一位数字相同(c > 10),那么我们就把 a 和 b 称…
题目链接:1321: Alphabet Cookies Description Kitty likes cookies very much, and especially the alphabet cookies. Now, she get some alphabet cookies, and she wants to select some of them to spell some words. The easy task for you, is to determine that whet…
题目链接:1335: Similar Word Description It was a crummy day for Lur. He failed to pass to the CET-6 (College English Test Band-6). Looking back on how it was in last year gone by, he gradually noticed he had fled too many English Lessons. But he determin…
题目链接:1333: Sequential game Description Sequential detector is a very important device in Hardware experiments. But is very difficult for many students such as HeroWei. In nearest days, his teacher Miss Fang let him simulate sequence detector. But the…
题目链接:1332: Prime Factors Description I'll give you a number , please tell me how many different prime factors in this number. Input There is multiple test cases , in each test case there is only one line contains a number N(2<=N<=100000). Process to…
题目链接:1319: 球 参考:wustoj 1319 球-wust_tanyao,并查集 并查集系列:WUSTOJ 1346: DARK SOULS(Java)并查集 Description Icy is a lonely boy. He was so boring these days. So he started to play a game himself. First, he took a heap of balls with many different colors. ( One…
Humble Numbers Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 14047 Accepted Submission(s): 6108 Problem Description A number whose only prime factors are 2,3,5 or 7 is called a humble numb…
