Codeforces Round 126 (Div. 2)

5 problems from Codeforces Round 126 (Div. 2) (contest 200), difficulty 800-2400. 2/5 solutions verified against sample I/O.

5 items

Codeforces Round 126 (Div. 2)

Div. 2 | 5 problems | 2/5 verified | Difficulty 800-2400 | 9m 48s

#	Problem	Rating	Tags	Accepted	Time	✓
A	Cinema	2400	brute-force, data-structures	732	37s
B	Drinks	800	implementation, math	148,344	2m 8s
C	Football Championship	1800	brute-force, implementation	1,108	3m 43s	✓
D	Programming Language	1800	binary-search, brute-force, expression-parsing	1,054	2m 9s	✓
E	Tractor College	2400	implementation, math, number-theory	366	1m 11s

Practice › Codeforces Solutions › Codeforces Round 126 (Div. 2) ›

CF 200A - Cinema

We are given a theater with n rows and m seats per row, forming an n × m grid. A line of k people is waiting to buy tickets. Each person has a preferred seat, represented as coordinates (x, y). When a person reaches the box office, they attempt to take their preferred seat.

Practice › Codeforces Solutions › Codeforces Round 126 (Div. 2) ›

CF 200E - Tractor College

We are asked to distribute a fixed scholarship budget among students based on their exam grades. Each student receives a mark of 3, 4, or 5, and students with the same mark must receive the same scholarship.

Practice › Codeforces Solutions › Codeforces Round 126 (Div. 2) ›

CF 200D - Programming Language

We are given a collection of procedure declarations and a collection of variables. Each procedure declaration consists of a name and a list of parameter types. A parameter type may be one of the concrete types int, string, or double, or it may be the wildcard type T.

Practice › Codeforces Solutions › Codeforces Round 126 (Div. 2) ›

CF 200B - Drinks

We are given several drinks, and each drink contains some percentage of orange juice. Vasya mixes equal amounts of every drink into a single cocktail. The question is simple: after mixing them, what percentage of the final cocktail is orange juice?

Practice › Codeforces Solutions › Codeforces Round 126 (Div. 2) ›

CF 200C - Football Championship

We have a four-team football group where every pair of teams plays exactly once, so the full tournament contains six matches. Five results are already known, and the only remaining match is the one involving BERLAND. Each match contributes points in the usual way.