Codeforces Beta Round 1

Solutions for Codeforces Beta Round 1 (contest 1). 3/3 problems verified against sample I/O. Difficulty range: 1000-2100.

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Codeforces Beta Round 1

Type: Beta | Problems: 3 | Verified: 3/3 | Rating range: 1000-2100 | Time: 10m 36s

Problem	Name	Rating	Tags	Solve Time	Verified
A	Theatre Square	1000	math	4m 1s	✓
B	Spreadsheet	1600	implementation, math	4m 55s	✓
C	Ancient Berland Circus	2100	geometry, math	1m 40s	✓

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CF 1A - Theatre Square

We are given a rectangular plaza, the Theatre Square, with dimensions _n_ meters in length and _m_ meters in width. The city wants to pave the entire area with square flagstones of side _a_.

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CF 1B - Spreadsheet

The task gives spreadsheet cell coordinates written in one of two formats, and for every coordinate we must convert it into the other format.

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CF 1C - Ancient Berland Circus

We are given the coordinates of three vertices of some regular polygon. The polygon itself is unknown: we do not know how many sides it has, where its center is, or which vertices the three points correspond to.