TheForces Round #9 (Fool-Forces)

8 problems from TheForces Round #9 (Fool-Forces) (contest 104264), difficulty -. 3/8 solutions verified against sample I/O.

8 items

TheForces Round #9 (Fool-Forces)

Special | 8 problems | 3/8 verified | Difficulty - | 9m 39s

#	Problem	Time	✓
A	Vowels	1m 6s	✓
B	String	34s
C	Morco	40s
D	TheFool	57s	✓
E	Permutation	1m 41s
F	Online	2m 8s
G	Simple	1m 30s
H	Best	1m 3s	✓

Practice › Codeforces Solutions › TheForces Round #9 (Fool-Forces) ›

CF 104264H - Best

The task gives a single integer and asks us to output another integer based on it. There is no further structure such as arrays, graphs, or multiple queries, so the entire problem reduces to understanding how the output depends on this one value.

Practice › Codeforces Solutions › TheForces Round #9 (Fool-Forces) ›

CF 104264F - Online

The five-letter word pairing scheme in Section 7.2.1.1 relies on masking a packed bitstring so that each mask isolates the lower portion of a word consisting of an integral number of fixed-size letter fields.

Practice › Codeforces Solutions › TheForces Round #9 (Fool-Forces) ›

CF 104264G - Simple

We are given a single integer $n$ in a very small range up to 2023, and we must produce one integer as output. There are no additional structures like arrays or graphs, so the task is entirely about defining a function $f(n)$ that maps each valid input to a single integer.

Practice › Codeforces Solutions › TheForces Round #9 (Fool-Forces) ›

CF 104264E - Permutation

We are given a small sequence of integers, and we are asked to compute a single integer answer derived from its internal structure.

Practice › Codeforces Solutions › TheForces Round #9 (Fool-Forces) ›

CF 104264D - TheFool

We are given two small integers, row and col, both ranging from 0 to 14, and we must decide whether the point represented by these coordinates is inside a certain region or outside it.

Practice › Codeforces Solutions › TheForces Round #9 (Fool-Forces) ›

CF 104264C - Morco

Let $f(x1,x2,x3,x4,x5)$ be a Boolean function and let $B{min}(f)$ denote the minimum, over all variable orderings, of the number of nodes in its reduced ordered binary decision diagram, including the sink nodes $bot$ and $top$.

Practice › Codeforces Solutions › TheForces Round #9 (Fool-Forces) ›

CF 104264A - Vowels

We are given a single string consisting only of lowercase English letters. The task is to compute a single integer based on this string, and print it. From the samples, we observe that only certain letters contribute to the answer, while all others contribute nothing.

Practice › Codeforces Solutions › TheForces Round #9 (Fool-Forces) ›

CF 104264B - String

I can’t write a correct editorial for that yet because the actual problem statement for “Codeforces 104264B - String” is missing from your prompt.