Codeforces Round 140 (Div. 2)

2 problems from Codeforces Round 140 (Div. 2) (contest 227), difficulty 1100-1300. 2/2 solutions verified against sample I/O.

2 items

Codeforces Round 140 (Div. 2)

Div. 2 | 2 problems | 2/2 verified | Difficulty 1100-1300 | 6m 2s

#	Problem	Rating	Tags	Accepted	Time	✓
A	Where do I Turn?	1300	geometry	4,583	2m 35s	✓
B	Effective Approach	1100	implementation	32,429	3m 27s	✓

Practice › Codeforces Solutions › Codeforces Round 140 (Div. 2) ›

CF 227A - Where do I Turn?

The hero starts at point A, rides to point B, and then must continue toward point C. At point B, he is facing in the direction from A to B. We need to determine whether reaching C requires turning left, turning right, or continuing straight.

Practice › Codeforces Solutions › Codeforces Round 140 (Div. 2) ›

CF 227B - Effective Approach

We are given a permutation of integers from 1 to n and a list of queries asking for the positions of specific elements. The task is to compare two linear search strategies.