Codeforces Round 114 (Div. 2)

2 problems from Codeforces Round 114 (Div. 2) (contest 168), difficulty 900-1700. 1/2 solutions verified against sample I/O.

2 items

Codeforces Round 114 (Div. 2)

Div. 2 | 2 problems | 1/2 verified | Difficulty 900-1700 | 2m 28s

#	Problem	Rating	Tags	Accepted	Time	✓
A	Wizards and Demonstration	900	implementation, math	11,506	2m 1s	✓
B	Wizards and Minimal Spell	1700	implementation, strings	1,306	27s

Practice › Codeforces Solutions › Codeforces Round 114 (Div. 2) ›

CF 168B - Wizards and Minimal Spell

We are given an entire text file representing a spell. The spell consists of lines, and each line belongs to one of two categories. A line is amplifying if its first non-space character is . For these lines, spaces are meaningful and must remain exactly as they appear.

Practice › Codeforces Solutions › Codeforces Round 114 (Div. 2) ›

CF 168A - Wizards and Demonstration

The city has n real residents. Among them, exactly x are wizards, and all of those wizards will attend a demonstration. Nobody else will attend. The administration measures attendance as a percentage of the real city population, which remains n even if the wizards create clones.