Codeforces Beta Round 32 (Div. 2, Codeforces format)

Solutions for Codeforces Beta Round 32 (Div. 2, Codeforces format) (contest 32). 5/5 problems verified against sample I/O. Difficulty range: 800-2400.

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Codeforces Beta Round 32 (Div. 2, Codeforces format)

Type: Div. 2 | Problems: 5 | Verified: 5/5 | Rating range: 800-2400 | Time: 6m 58s

Problem	Name	Rating	Tags	Solve Time	Verified
A	Reconnaissance	800	brute-force	1m 5s	✓
B	Borze	800	expression-parsing, implementation	1m 17s	✓
C	Flea	1700	math	1m 12s	✓
D	Constellation	1600	implementation	59s	✓
E	Hide-and-Seek	2400	geometry, implementation	2m 25s	✓

Practice › Codeforces Solutions › Codeforces Beta Round 32 (Div. 2, Codeforces format) ›

CF 32A - Reconnaissance

We are tasked with counting how many pairs of soldiers in a detachment can form a reconnaissance unit. A unit consists of exactly two soldiers, and the difference in their heights cannot exceed a given threshold _d_.

Practice › Codeforces Solutions › Codeforces Beta Round 32 (Div. 2, Codeforces format) ›

CF 32B - Borze

We are given a string written in the Borze encoding system. Every digit of a ternary number is represented by one of three patterns:

Practice › Codeforces Solutions › Codeforces Beta Round 32 (Div. 2, Codeforces format) ›

CF 32C - Flea

We have a grid of size where each cell is 1 centimeter square. A flea starts at some cell and can jump exactly centimeters either vertically or horizontally, staying inside the board.

Practice › Codeforces Solutions › Codeforces Beta Round 32 (Div. 2, Codeforces format) ›

CF 32D - Constellation

We are given a 2D grid of size _n_ by _m_, each cell either containing a star * or empty .. The task is to locate constellations shaped like a cross.

Practice › Codeforces Solutions › Codeforces Beta Round 32 (Div. 2, Codeforces format) ›

CF 32E - Hide-and-Seek

We have two people represented as points on the plane, Victor and Peter. The room contains exactly two objects, a solid wall segment and a double-sided mirror segment. Victor wants to know whether he can see Peter either directly or through a single reflection in the mirror.