2021 ICPC Gran Premio de Mexico 1ra Fecha

13 problems from 2021 ICPC Gran Premio de Mexico 1ra Fecha (contest 103274), difficulty -. 0/13 solutions verified against sample I/O.

13 items

2021 ICPC Gran Premio de Mexico 1ra Fecha

ICPC/IOI | 13 problems | 0/13 verified | Difficulty - | 10m 6s

# Problem Rating Tags Accepted Time ✓
A Alien Crop Triangles 2m 23s
B Basel Problem 28s
C Cypher Decypher 33s
D Delivering Pizza 25s
E Escape Room 28s
F Fixing Subtitles 29s
G Game of Baker 29s
H HeatWave 25s
I Introducing Teleporting Machine 29s
J Just Send the Email 40s
K Kids at the Party 25s
L Leonel and the powers of two 2m 25s
M Moon Dancers 27s
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274L - Leonel and the powers of two

An $(s,t)$-combination in dual form is a strictly decreasing sequence $bs b{s-1} cdots b1 ge 0,$ where ${b1,dots,bs}$ are exactly the positions of the $0$’s in a binary string of length $n=s+t$. Lexicographic order on tuples $(bs,dots,b1)$ compares entries from left to right.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274K - Kids at the Party

I don’t have the actual statement for Codeforces 103274K - Kids at the Party in your prompt, so there’s no way to correctly reconstruct the solution or reason about constraints, edge cases, or the algorithm.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274M - Moon Dancers

We are missing one crucial piece: the actual algorithmic structure of the task is not fully recoverable from the partial statement we initially saw, and the problem page text itself is incomplete/fragmented in typical Gym scraping output. The key line “F.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274J - Just Send the Email

The problem statement section is empty, so there is no defined task to solve yet. Without the actual description of what “Just Send the Email” asks for, any editorial would be guesswork, and that would defeat the purpose of a Codeforces-style explanation.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274A - Alien Crop Triangles

An $(s,t)$-combination in dual form is a strictly decreasing sequence $bs b{s-1} cdots b1 ge 0,$ where ${b1,dots,bs}$ are exactly the positions of the $0$’s in a binary string of length $n=s+t$. Lexicographic order on tuples $(bs,dots,b1)$ compares entries from left to right.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274I - Introducing Teleporting Machine

The problem statement is missing, so there’s no way to reconstruct what “Introducing Teleporting Machine” is asking for or derive a correct algorithm.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274H - HeatWave

I’m missing the actual statement of Codeforces 103274H - HeatWave in your prompt. Right now I only see placeholders for “Problem Statement / Input / Output”, so there’s no way to reconstruct the task reliably without guessing.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274G - Game of Baker

The problem statement is missing, so I don’t have the actual rules, input format, or what “Game of Baker” is asking for. Right now I can’t write a correct editorial because anything I produce would be guesswork, and Codeforces problems vary too much for that to be safe.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274F - Fixing Subtitles

I can’t write a correct editorial for this problem yet because the actual problem statement is missing from your prompt. Right now I don’t know: what “Fixing Subtitles” is asking to compute, what the input represents, or what constraints define the solution space.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274E - Escape Room

I don’t have the actual statement for Codeforces 103274E - Escape Room in the prompt, so I can’t reliably reconstruct the problem or produce a correct editorial yet.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274D - Delivering Pizza

I don’t have the actual statement for Codeforces 103274D - Delivering Pizza, so I can’t responsibly reconstruct the problem or derive an algorithm without guessing.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274C - Cypher Decypher

I can’t write a correct editorial yet because the actual problem statement is missing. Right now I only know the title “Cypher Decypher”, but there’s no description of the input format, constraints, or what transformation is required.
codeforces competitive-programming Jul 3, 2026
Practice › Codeforces Solutions › 2021 ICPC Gran Premio de Mexico 1ra Fecha ›

CF 103274B - Basel Problem

The problem statement is missing, so I don’t have enough information to reconstruct what 103274B - Basel Problem is actually asking.
codeforces competitive-programming Jul 3, 2026