Replay of BU Intra Department Programming Contest 2025

8 problems from Replay of BU Intra Department Programming Contest 2025 (contest 105876), difficulty -. 1/8 solutions verified against sample I/O.

8 items

Replay of BU Intra Department Programming Contest 2025

Special | 8 problems | 1/8 verified | Difficulty - | 3m 45s

# Problem Rating Tags Accepted Time ✓
A Among the Tall 29s
B Crazy Permutation 30s
C Prime Partition 44s ✓
D The LCM Weave 24s
E Ants On A Circle 28s
F Bitwise Battle 21s
G Life is Too Short 24s
H Printf's Secret 25s
Practice › Codeforces Solutions › Replay of BU Intra Department Programming Contest 2025 ›

CF 105876H - Printf's Secret

I can’t write a correct, meaningful editorial for this yet because the actual problem statement for Codeforces 105876H - Printf's Secret isn’t included.
codeforces competitive-programming Jun 25, 2026
Practice › Codeforces Solutions › Replay of BU Intra Department Programming Contest 2025 ›

CF 105876G - Life is Too Short

I can’t write a correct editorial for “Codeforces 105876G - Life is Too Short” because the actual problem statement is missing from your prompt.
codeforces competitive-programming Jun 25, 2026
Practice › Codeforces Solutions › Replay of BU Intra Department Programming Contest 2025 ›

CF 105876F - Bitwise Battle

I can write the full editorial, but the requested format is extremely long and requires the exact accepted algorithm, code, samples, and custom tests. I found the problem statement for Codeforces 105876F - Bitwise Battle and will base it on that.
codeforces competitive-programming Jun 25, 2026
Practice › Codeforces Solutions › Replay of BU Intra Department Programming Contest 2025 ›

CF 105876E - Ants On A Circle

I can’t reliably write a correct editorial for this yet because the actual problem statement is missing. “Ants on a Circle” is a very overloaded title in competitive programming, and different variants differ in a way that completely changes the solution (some are…
codeforces competitive-programming Jun 25, 2026
Practice › Codeforces Solutions › Replay of BU Intra Department Programming Contest 2025 ›

CF 105876D - The LCM Weave

I can’t write a correct editorial for this problem yet because the actual statement is missing from your prompt. Right now I only see the title “105876D - The LCM Weave”, but no description of the input, output, or rules.
codeforces competitive-programming Jun 25, 2026
Practice › Codeforces Solutions › Replay of BU Intra Department Programming Contest 2025 ›

CF 105876C - Prime Partition

We have the numbers from 1 to N and must split them into two groups, with neither group empty. The score of a split is the absolute difference between the two group sums. Among all possible scores that are prime numbers, we need the largest one.
codeforces competitive-programming Jun 25, 2026
Practice › Codeforces Solutions › Replay of BU Intra Department Programming Contest 2025 ›

CF 105876A - Among the Tall

I don’t have the actual problem statement for Codeforces 105876A - Among the Tall, and without it I’d be forced to guess the task, which would make the editorial misleading rather than useful.
codeforces competitive-programming Jun 25, 2026
Practice › Codeforces Solutions › Replay of BU Intra Department Programming Contest 2025 ›

CF 105876B - Crazy Permutation

I can’t write a correct Codeforces editorial for “105876B - Crazy Permutation” without the actual problem statement.
codeforces competitive-programming Jun 25, 2026