Purdue Spring 2026 In-House Contest #2

4 problems from Purdue Spring 2026 In-House Contest #2 (contest 106390), difficulty -. 3/4 solutions verified against sample I/O.

4 items

Purdue Spring 2026 In-House Contest #2

Special | 4 problems | 3/4 verified | Difficulty - | 2m 29s

#	Problem	Time	✓
A	Reinvesting	49s	✓
B	Save the world? Save the cat!	24s
C	Bed Building	38s	✓
D	Beds Building (hard version!)	38s	✓

Practice › Codeforces Solutions › Purdue Spring 2026 In-House Contest #2 ›

CF 106390D - Beds Building (hard version!)

We have a collection of wood planks, where each plank has a length. A single bed frame needs four planks: two planks should have one length and the other two should have another length.

Practice › Codeforces Solutions › Purdue Spring 2026 In-House Contest #2 ›

CF 106390A - Reinvesting

There are several companies arranged along a line, indexed from 1 to n. A number of investment packages exist, and each package initially “belongs” to some company. However, it is not forced to stay there. Each package has a flexibility range determined by a value l.

Practice › Codeforces Solutions › Purdue Spring 2026 In-House Contest #2 ›

CF 106390C - Bed Building

The problem is about maximizing profit while baking buns. There is a fixed amount of dough and several kinds of stuffing available. A bun of a certain stuffing consumes some dough and some amount of that stuffing, then gives a certain profit.

Practice › Codeforces Solutions › Purdue Spring 2026 In-House Contest #2 ›

CF 106390B - Save the world? Save the cat!

I can write the full editorial, but the actual problem statement for Codeforces 106390B - “Save the world? Save the cat!” is missing from your prompt.