随笔分类 -  Online Judge

摘要：N皇后问题Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3730Accepted Submission(s): 1737Problem Description在N*N的方格棋盘放置了N个皇后，使得它们不相互攻击（即任意2个皇后不允许处在同一排，同一列，也不允许处在与棋盘边框成45角的斜线上。你的任务是，对于给定的N，求出有多少种合法的放置方法。Input共有若干行，每行一个正整数N≤10，表示棋盘和皇后的数量；如果N=0，表示结束。Outpu 阅读全文

摘要：Specialized Four-Digit NumbersTime Limit: 2 Seconds Memory Limit: 65536 KBFind and list all four-digit numbers in decimal notation that have the pr... 阅读全文

摘要：Lowest BitTime Limit: 2 Seconds Memory Limit: 65536 KBGiven an positive integer A (1 int main(){ int n,bit_num[7],i; //得到可以组成100以内的二进制数的组合 ... 阅读全文

摘要：HighwaysTime Limit: 2 Seconds Memory Limit: 65536 KB Special JudgeIn a distant country Lineland there are N cities and they are all located along ... 阅读全文

摘要：DeckTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 745Accepted Submission(s): 395Problem Descript... 阅读全文

摘要：DoublesTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 16425Accepted: 9404DescriptionAs part of an arithmetic competency program, your studen... 阅读全文

摘要：Adding Reversed NumbersTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 12526Accepted: 6914DescriptionThe Antique Comedians of Malidinesia pre... 阅读全文

摘要：FactorialTime Limit: 1500MSMemory Limit: 65536KTotal Submissions: 12345Accepted: 7693DescriptionThe most important part of a GSM network is so called ... 阅读全文

摘要：SubstringsTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 9527Accepted: 3272DescriptionYou are given a number of case-sensitive strings of al... 阅读全文

摘要：The 3n + 1 problemTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 43840Accepted: 13797DescriptionProblems in Computer Science are often class... 阅读全文

摘要：Color Me LessTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 26432Accepted: 12740DescriptionA color reduction is a mapping from a set of disc... 阅读全文

摘要：BiorhythmsTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 94863Accepted: 29139DescriptionSome people believe that there are three cycles in a... 阅读全文

摘要：DNA SortingTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 67603Accepted: 26858DescriptionOne measure of ``unsortedness'' in a sequence is th... 阅读全文

摘要：Rank ListTime Limit: 10000MSMemory Limit: 65536KTotal Submissions: 7883Accepted: 2561DescriptionLi Ming is a good student. He always asks the teacher ... 阅读全文

摘要：ArgusTime Limit: 1000MSMemory Limit: 30000KTotal Submissions: 8312Accepted: 3701DescriptionA data stream is a real-time, continuous, ordered sequence ... 阅读全文

摘要：Choose Your Own AdventureTime Limit: 1000MSMemory Limit: 30000KTotal Submissions: 1559Accepted: 638DescriptionAfter reading the book Tim and Marc Kill... 阅读全文

摘要：Relative RelativesTime Limit: 1000MSMemory Limit: 30000KTotal Submissions: 3244Accepted: 1405DescriptionToday is Ted's 100th birthday. A few weeks ago... 阅读全文

摘要：Counting BlackTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 9101Accepted: 5879DescriptionThere is a board with 100 * 100 grids as shown bel... 阅读全文

摘要：Ubiquitous ReligionsTime Limit: 5000MSMemory Limit: 65536KTotal Submissions: 17935Accepted: 8748DescriptionThere are so many different religions in th... 阅读全文

摘要：Cube StackingTime Limit: 2000MSMemory Limit: 30000KTotal Submissions: 14901Accepted: 5037Case Time Limit: 1000MSDescriptionFarmer John and Betsy are p... 阅读全文