Problem C. Numbers This contest is open for practice. You can try every problem as many times as you like, though we won't keep track of which problems you solve. Read the Quick-Start Guide to get started. Small input 15 points Solve C-small   Large…

https://code.google.com/codejam/contest/544101/dashboard#s=p0     Problem In the exciting game of Join-K, red and blue pieces are dropped into an N-by-N table. The table stands up vertically so that pieces drop down to the bottom-most empty slots in…

Problem In a kingdom there are prison cells (numbered 1 to P) built to form a straight line segment. Cells number i and i+1 are adjacent, and prisoners in adjacent cells are called "neighbours." A wall with a window separates adjacent cells, and…

Google Code Jam 2008 资格赛的第一题:Saving the Universe. 问题描述如下: Problem The urban legend goes that if you go to the Google homepage and search for "Google", the universe will implode. We have a secret to share... It is true! Please don't try it, or te…

Google Code Jam Qualification Round Africa 2010 的第一题,很简单. Problem You receive a credit C at a local store and would like to buy two items. You first walk through the store and create a list L of all available items. From this list you would like to b…

Google Code Jam 2010 Round 1C Problem A. Rope Intranet https://code.google.com/codejam/contest/619102/dashboard#s=p0 Problem A. Rope Intranet A company is located in two very tall buildings. The company intranet connecting the buildings consists of m…

斐波那契数列后四位可以用快速幂取模(模10000)算出.前四位要用公式推 HDU 3117 Fibonacci Numbers(矩阵快速幂+公式) f(n)=(((1+√5)/2)^n+((1-√5)/2)^n)/√5 假设F[n]可以表示成 t * 10^k(t是一个小数),那么对于F[n]取对数log10,答案就为log10 t + K,此时很明显log10 t<1,于是我们去除整数部分,就得到了log10 t 再用pow(10,log10 t)我们就还原回了t.将t×1000就得到了F[n…

Problem B. Cookie Clicker Alpha   Introduction Cookie Clicker is a Javascript game by Orteil, where players click on a picture of a giant cookie. Clicking on the giant cookie gives them cookies. They can spend those cookies to buy buildings. Those bu…

Problem A. Magic Trick Small input6 points You have solved this input set.   Note: To advance to the next rounds, you will need to score 25 points. Solving just this problem will not give you enough points. Problem Recently you went to a magic show.…

Count Numbers 时间限制: 8 Sec  内存限制: 128 MB提交: 43  解决: 19[提交] [状态] [讨论版] [命题人:admin] 题目描述 Now Alice wants to sum up all integers whose digit sum is exactly ab .However we all know the number of this kind of integers are unlimited. So she decides to sum u…