1.题目: A game for one player is played on a board consisting of N consecutive squares, numbered from 0 to N − 1. There is a number written on each square. A non-empty zero-indexed array A of N integers contains the numbers written on the squares. More…
How to solve this HARD issue 1. Problem: A non-empty zero-indexed array A consisting of N integers is given. A peak is an array element which is larger than its neighbours. More precisely, it is an index P such that 0 < P < N − 1 and A[P − 1] < A…
C. Sereja and Brackets time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Sereja has a bracket sequence s1, s2, ..., sn, or, in other words, a string s of length n, consisting of characters "(…
首先上题目: 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 nucleotides in the sequence. Each nucleotide has an impact factor, which is an integer. Nucleotides of types A,…
Brackets Sequence Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 27793 Accepted: 7885 Special Judge Description Let us define a regular brackets sequence in the following way: 1. Empty sequence is a regular sequence. 2. If S is a re…
是什么? http://brackets.io/ A modern, open source text editor that understands web design. 现代, 开源的文本编辑器, 最懂得web设计. With focused visual tools and preprocessor support, Brackets is a modern text editor that makes it easy to design in the browser. 专注可视化工具…
Coloring Brackets time limit per test: 2 seconds memory limit per test: 256 megabytes input: standard input output: standard output Once Petya read a problem about a bracket sequence. He gave it much thought but didn't find a solution. Today you will…