Guilty Prince Time Limit: 2 second(s) Memory Limit: 32 MB Once there was a king named Akbar. He had a son named Shahjahan. For an unforgivable reason the king wanted him to leave the kingdom. Since he loved his son he decided his son would be banish…
题意:一共有 T 组测试数据,每组先给两个数,w,h,表示给一个 高h,宽w的矩阵,‘#’表示不能走,‘.’表示能走,‘@’表示起始点,问,从起始点出发能访问多少个点. 简单的BFS题,以前做过一次. #include<stdio.h> #include<string.h> struct node{ int x,y; }; node q[]; int head,tail; ][]; ,,-,}; ,,,-}; int w,h; int sx,sy; int ans; int OK(…
1012 - Guilty Prince Time Limit: 2 second(s) Memory Limit: 32 MB Once there was a king named Akbar. He had a son named Shahjahan. For an unforgivable reason the king wanted him to leave the kingdom. Since he loved his son he decided his son would be…
Guilty Prince Time Limit: 2 second(s) Memory Limit: 32 MB Once there was a king named Akbar. He had a son named Shahjahan. For an unforgivable reason the king wanted him to leave the kingdom. Since he loved his son he decided his son would be banish…
Aladdin and the Flying Carpet Time Limit:3000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1341 Appoint description: System Crawler (2016-07-08) Description It's said that Aladdin had to solve seven myst…
http://lightoj.com/volume_showproblem.php?problem=1336 Sigma Function Time Limit:2000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1336 Description Sigma function is an interesting function in Number Theor…
http://lightoj.com/volume_showproblem.php?problem=1341 Aladdin and the Flying Carpet Time Limit:3000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1341 Description It's said that Aladdin had to solve seven…
Aladdin and the Flying Carpet (LightOJ - 1341)[简单数论][算术基本定理][分解质因数](未完成) 标签:入门讲座题解 数论 题目描述 It's said that Aladdin had to solve seven mysteries before getting the Magical Lamp which summons a powerful Genie. Here we are concerned about the first myste…
Sigma Function (LightOJ - 1336)[简单数论][算术基本定理][思维] 标签: 入门讲座题解 数论 题目描述 Sigma function is an interesting function in Number Theory. It is denoted by the Greek letter Sigma (σ). This function actually denotes the sum of all divisors of a number. For exam…
A - Bi-shoe and Phi-shoe Time Limit:2000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1370 Appoint description: System Crawler (2016-07-08) Description Bamboo Pole-vault is a massively popular sport in X…
Extended Traffic Time Limit:2000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1074 Appoint description: System Crawler (2016-05-03) Description Dhaka city is getting crowded and noisy day by day. Certai…
Content: Class1 My name is Prince Class2 Welcome to our hotel Class3 We’re not afraid of problems Class4 Doing a job that you like Class5 We should take good care of our eyes Class6 A dog is man's best friend Class7 Knowledge is power Class8 Importan…
Conquering Keokradong Time Limit:1000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1048 Description This winter we are going on a trip to Bandorban. The main target is to climb up to the top of Keokradong.…
D - Harmonic Number Time Limit:3000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1234 Description In mathematics, the nth harmonic number is the sum of the reciprocals of the first n natural numbers: In th…
E - Help Hanzo Time Limit:2000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1197 Description Amakusa, the evil spiritual leader has captured the beautiful princess Nakururu. The reason behind this is he ha…
B - Pairs Forming LCM Time Limit:2000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1236 Description Find the result of the following code: long long pairsFormLCM( int n ) { long long res = 0; for( in…
