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Minimum Interception System Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 5453 accepted submission (s): 2077 Problem description a country has developed a missile interception system to defend

Sum Problem Time Limit: 1000/500 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 113869 accepted submission (s): 26069 Problem descriptionhey, welcome to hdoj (Hangzhou dianzi University Online judge ). In this

Assignments Time Limit: 4000/2000 MS (Java/others) memory limit: 32768/32768 K (Java/Others)Total submission (s): 645 accepted submission (s): 300 Problem descriptionin a factory, there are n workers to finish two types of tasks (A and B ). each

ArticleDirectory Input Specification Sample Input Output Specification Output for sample input Problem B: Fire! Joe works in a maze. Unfortunately, portions of the Maze have caught on fire, and the owner of the Maze neglected

Common subsequence Time limit:1000 ms Memory limit:10000 K Total submissions:25178 Accepted:9726 Description A subsequence of a given sequence is the given sequence with some elements (possible

A + B problem Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 150787 accepted submission (s): 47736 Problem descriptioncalculate A + B . Inputeach line will contain two integers A And B .

The cow prom Time limit:1000 ms Memory limit:65536 K Total submissions:643 Accepted:384 Description The N (2 Only cows can perform the round dance which requires a set of ropes and a circular

Encoding Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 11132 accepted submission (s): 4673 Problem descriptiongiven a string containing only 'a'-'Z', We cocould encode it using the following

A walk through the forest Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 2121 accepted submission (s): 756 Problem descriptionjimmy experiences a lot of stress at work these days, especially

Minimum Transport Cost Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 2369 accepted submission (s): 584 Problem descriptionthese are n cities in Spring Country. between each pair of cities

Digital roots Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 20786 accepted submission (s): 6161 Problem descriptionthe digital root of a positive integer is found by summing the digits of the

Fatmouse's speed Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 3610 accepted submission (s): 1522Special Judge Problem descriptionfatmouse believes that the fatter a mouse is, the faster it

Crashing balloon Time limit:1 second Memory limit:32768 KB on every June 1st, the Children's Day, there will be a game named "crashing balloon" on TV. the rule is very simple. on the ground there are 100 labeled

Http://acm.hdu.edu.cn/showproblem.php? PID = 1465 is one of the hard Series Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 6471 accepted submission (s): 2684 Problem description we often feel

Number Sequence Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 41179 accepted submission (s): 8827 Problem descriptiona number sequence is defined as follows: F (1) = 1, F (2) = 1, F (n) = (

Question link: http://acm.hdu.edu.cn/showproblem.php? PID = 1, 2444 Question: Yes N Students, including M People know each other. Each person can be assigned a room and asked if they can N The students are divided into two parts. The

Constructing roads Time limit:2000 ms Memory limit:65536 K Total submissions:14128 Accepted:5682 Description There are n versions, which are numbered from 1 to n, And You shoshould build some

Prime ring Problem Time Limit: 4000/2000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 8651 accepted submission (s): 3877 Problem descriptiona ring is compose of N circles as shown in digoal. put Natural Number 1, 2

Agri-Net Time limit:1000 ms Memory limit:10000 K Total submissions:22951 Accepted:9047 Description Farmer John has been elected mayor of his town! One of his campaign promises was to bring

Free pie Time Limit: 2000/1000 MS (Java/others) memory limit: 65536/32768 K (Java/Others)Total submission (s): 9307 accepted submission (s): 3011 Problem description all said there would be no pie in the sky, but one day Gameboy was walking on the