codeforces #306 div 2 A - Two Substrings(随便搞)

B. Luxurious Houses time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output The capital of Berland has n multifloor buildings. The architect who built up the capital was very creative, so all the houses were built in one row.

给６个矩形的长和宽（或者宽和长），问这六个矩形能否组成一个长方体．

题意：给定一个六边形的六条边的长，问能分割成多少个单位正三角形．

D. Three Logos time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Three companies decided to order a billboard with pictures of their logos. A billboard is a big square board. A logo of each company is a rectangle of a non-zero area.

Desiderium # **Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 427 Accepted Submission(s): 167 **