摘要： Task description A non-empty zero-indexed array A consisting of N integers is given. A pair of integers (P, Q), such that 0 ≤ P < Q < N, is called a s 阅读全文

摘要： Task description A DNA sequence can be represented as a string consisting of the letters A, C, G and T, which correspond to the types of successive nu 阅读全文

摘要： Task description A non-empty zero-indexed array A consisting of N integers is given. The consecutive elements of array A represent consecutive cars on 阅读全文

摘要： Task description Write a function: class Solution { public int solution(int A, int B, int K); } that, given three integers A, B and K, returns the num 阅读全文

摘要： Task description You are given N counters, initially set to 0, and you have two possible operations on them: increase(X) − counter X is increased by 1 阅读全文