原创 LightOJ - 1049 One Way Roads
Description Nowadays the one-way traffic is introduced all over the world in order to improve driving safety and redu
原创 HDU - 1002 A + B Problem II
Description I have a very simple problem for you. Given two integers A and B, your job is to calculate the Sum o
原创 HDU - 1240 Asteroids!
Description You're in space. You want to get home. There are asteroids. You don't want to hit them. Input
原创 LightOJ - 1046 Rider
Description A rider is a fantasy chess piece that can jump like a knight several times in a single move. A rider that
原创 HDU - 2141 Can you find it?
Description Give you three sequences of numbers A, B, C, then we give you a number X. Now you need to calculate if y
原创 HDU - 2393 Higher Math
Description You are building a house. You'd prefer if all the walls have a precise right angle relative to the ground
原创 HDU - 1789 Doing Homework again(貪心)
Description Ignatius has just come back school from the 30th ACM/ICPC. Now he has a lot of homework to do. Every tea
原创 HDU 2181 哈密頓繞行世界問題(DFS)
Description 一個規則的實心十二面體,它的 20個頂點標出世界著名的20個城市,你從一個城市出發經過每個城市剛好一次後回到出發的城市。 Input 前20行的第i行有3個數,表示與第i個城市相鄰的3個城市
原创 LightOJ - 1281 New Traffic System
Description The country - Ajobdesh has a lot of problems in traffic system. As the Govt. is very clever (!), they ma
原创 LightOJ - 1174 Commandos
Description A group of commandos were assigned a critical task. They are to destroy an enemy head quarter. The enemy
原创 HDU - 1318 Palindromes(字符串)
Description A regular palindrome is a string of numbers or letters that is the same forward as backward. For example
原创 HDU - 2602 Bone Collector(01揹包)
Many years ago , in Teddy’s hometown there was a man who was called “Bone Collector”. This man like to collect varie
原创 POJ - 3646 The Dragon of Loowater(貪心)
Description Once upon a time, in the Kingdom of Loowater, a minor nuisance turned into a major problem. The shores
原创 POJ 3669Meteor Shower(廣搜)
Description Bessie hears that an extraordinary meteor shower is coming; reports say that these meteors will crash
原创 HDU - 2570 迷瘴(貪心)
Description 通過懸崖的yifenfei,又面臨着幽谷的考驗―― 幽谷周圍瘴氣瀰漫,靜的可怕,隱約可見地上堆滿了骷髏。由於此處長年不見天日,導致空氣中佈滿了毒素,一旦吸入體內,便會全身潰爛而死。 幸好yifenfei早