codeforces #306 div 2 A - Two Substrings(随便搞)
2015-10-01 · 0 min readD. 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.
Advertisers will put up the …
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**Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 427 Accepted Submission(s): 167 **
Problem Description
There is a set of intervals, the size of this set is n.
If we select a subset of this set with equal probability, how many the expected length …
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1 second
memory limit per test
256 megabytes
input
standard input
output
standard output
Petya loves computer games. Finally a game that he's been waiting for so long came out!
The main character of this game has n different skills, each of which is characterized by an integer a__i from 0 to 100. …
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2015-09-28 · 2 min readB. 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.
Let's enumerate all the houses from left …
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time limit per test
1 second
memory limit per test
256 megabytes
input
standard input
output
standard output
One day Vasya the Hipster decided to count how many socks he had. It turned out that he had a red socks and b blue socks.
According to the latest fashion, hipsters should wear the socks of …
阅读更多[转自codeforces] How to come up with the solutions: techniques
2015-09-28 · 2 min readAs I work with students I often face the situation when if a problem doesn't seem clear to a student at the first sight, it makes them unable to solve it. Indeed, you always hear about specific methods and techniques. But you don't hear about how to think in order to apply them. In this note I'll try to sum up my …
阅读更多In ``Hangman Judge,'' you are to write a program that judges a series of Hangman games. For each game, the answer to the puzzle is given as well as the guesses. Rules are the same as the classic game of hangman, and are given as follows:
1. The contestant tries to solve to puzzle by guessing one letter at a time. …
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直接搞...
并不明白坑在哪里．．．
排在我前面被hack了１００多人...
/************************************************************************* > File Name: code/bc/#57/1001.cpp > Author: 111qqz > Email: rkz2013@126.com > Created Time: 2015年09月26日 星期六 19时04分34 …
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