Low Coder的博客

#1485 : hiho字符串时间限制:10000ms单点时限:1000ms内存限制:256MB描述如果一个字符串恰好包含2个'h'、1个'i'和1个'o'，我们就称这个字符串是hiho字符串。  例如"oihateher"、"hugeinputhugeoutput"都是hiho字符串。现在给定一个只包含小写字母的字符串S，小Hi想知道S的所有子串中，最短的hiho字符...

C. Balls and Boxestime limit per test：1 second memory limit per test：256 megabytesLittle Vasya had n boxes with balls in the room. The boxes stood in a row and were numbered with numbers from 1 to...

A. Maxim and Discounts Maxim always goes to the supermarket on Sundays. Today the supermarket has a special offer of discount systems.There are m types of discounts. We assume that the discounts...

D. Coins and Queriestime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputPolycarp has nn coins, the value of the ii-th coin is aiai. It is guaranteed t...

最少拦截系统Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 51225    Accepted Submission(s): 20050Problem Description某国为了防御敌国的导弹袭击,发展出一种导弹拦截系统.但是这种导弹拦...

Saruman's ArmyTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 12362 Accepted: 6226DescriptionSaruman the White must lead his army along a straight p

Best Cow LineTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 28525 Accepted: 7640DescriptionFJ is about to take his N (1 ≤ N ≤ 2,000) cows to the annu

Fence RepairTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 52245 Accepted: 17181DescriptionFarmer John wants to repair a small length of the fence arou

Saruman's ArmyTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 11250 Accepted: 5689DescriptionSaruman the White must lead his army along a straight pat

1033 To Fill or Not to Fill（25 分）With highways available, driving a car from Hangzhou to any other city is easy. But since the tank capacity of a car is limited, we have to find gas stations on the ...