li_wen_zhuo的博客

Farmer John’s cows would like to jump over the moon, just like the cows in their favorite nursery rhyme. Unfortunately, cows can not jump.The local witch doctor has mixed up P (1 <= P <= 150,0...

Bessie is such a hard-working cow. In fact, she is so focused on maximizing her productivity that she decides to schedule her next N (1 ≤ N ≤ 1,000,000) hours (conveniently labeled 0…N-1) so that she...

Given a set of n integers: A={a1, a2,…, an}, we define a function d(A) as below:Your task is to calculate d(A).InputThe input consists of T(<=30) test cases. The number of test cases (T) is ...

An integer interval [a,b], a < b, is a set of all consecutive integers beginning with a and ending with b.Write a program that: finds the minimal number of elements in a set containing at least t...

Our chemical biologists have invented a new very useful form of life called stripies (in fact, they were first called in Russian - polosatiki, but the scientists had to invent an English name to apply...

Farmer John went to cut some wood and left N (2 ≤ N ≤ 100,000) cows eating the grass, as usual. When he returned, he found to his horror that the cluster of cows was in his garden eating his beautiful...