海岛Blog

Ocean deep    I’m so afraid to show my feelings,    I have sailed a million ceilings    In my solitary roomOcean deep    The lines above are from a very popular song of Cl

BorderTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 4123 Accepted: 1980DescriptionYou are to write a program that draws a border around a closed path into a bitmap, as displayed in t...

A word cross is formed by printing a pair of words, the first horizontally and the second vertically, so that they share a common letter. A leading word cross is one where the common letter is as near...

Word ReversalTime Limit: 2 Seconds Memory Limit: 65536 KBFor each list of words, output a line with each word reversed without changing the order of the words.This problem contains multiple te...

How do you remove consecutive spaces in a simple editor like notepad in Microsoft Windows? One way is to repeatedly “replace all” two consecutive spaces with one space (we call it an action). In this ...

In this problem, you are to solve a very easy linear equation with only one variable x with no parentheses! An example of such equations is like the following:2x − 4 + 5x + 300 = 98x  &nbs...

In this problem, you will be given one or more integers in English. Your task is to translate these numbers into their integer representation. The numbers can range from negative 999,999,999 to positi...

Matrix Chain MultiplicationTime Limit:1000MS Memory Limit:65536K Total Submissions:2607 Accepted:1585 DescriptionSuppose you have to evaluate an expression like A*B*C*D*...

Evaluating Simple C ExpressionsTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 651 Accepted: 273DescriptionThe task in this problem is to evaluate a sequence of simple C expressions, b...

The author of an elementary school algebra text book has approached you to write a program to solve simple algebra equations. The author wants to use a program to avoid human errors in preparing the s...

Mark-up languages are computer languages that assist in the formatting of text files. Special keywords are used to mark the text to allow control of fonts, page styles, paragraph styles, etc. TEX, tro...

In the land of Hedonia the official language is Hedonian. A Hedonian professor had noticed that many of her students still did not master the syntax of Hedonian well. Tired of correcting the many synt...