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How to ask for help on a problem
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Here are some general guidelines for how to effectively ask for help on the Forum: Basic Requirements Include a link to the problem. For problems that that can be found within the guide, just include the internal Gui…

1 18749 December 30, 2020
Welcome to the USACO Forum!
1 7547 November 19, 2020
guidance for a newbie to cp
Resources & Problemsets
2 127 June 23, 2026
probelms before 2015
General Questions
5 93 June 23, 2026
What should I do if I can't solve anything in module
General Questions
1 412 June 21, 2026
Stuck in a Rut – issue with mathematical (pairwise) approach
Debugging Help
2 506 June 21, 2026
can I use a basic template and auto code completition
General Questions
1 43 June 21, 2026
Wrong constants in internal solution
Resources & Problemsets
1 90 June 18, 2026
Two knights problem
Problems and Contests
1 690 June 8, 2026
CSES: Corner Subgrid Check
Problems and Contests
1 150 June 7, 2026
Possibly wrong internal solution
Resources & Problemsets
1 163 June 5, 2026
Can someone explain this please?
Debugging Help
3 213 May 28, 2026
How to practice and solve problems more effectively
General Questions
0 241 May 18, 2026
Feeling stuck as a beginner
General Questions
1 352 May 11, 2026
Looking for people to join contest for acpc contest
Off Topic
0 204 May 6, 2026
Troubles with geometry problem "16"
Debugging Help
0 272 May 1, 2026
Can i use helper functions like printArr
General Questions
2 392 April 29, 2026
Silver 2020 Jan Loan Repayment with Binomial Theorem
Problems and Contests
4 1953 April 24, 2026
Is competitive math useful in USACO
General Questions
5 505 April 22, 2026
What's the main differences between TWO POINTERS and SLIDING WINDOW?
General Questions
1 494 April 18, 2026
How to solve APIO 2019 - street lamps using 2DRQ
Problems and Contests
1 969 April 17, 2026
Is the usaco guide problems page broken ?
Site Feedback
1 374 April 2, 2026
About the listed question
Problems and Contests
2 373 March 31, 2026
Does the problem "Team Building" (USACO 2016 December Platinum Problem 2) not reduce to finding all valid parenthetical expressions of length 2K given a string of ( and )?
0 564 March 27, 2026
Issue with USACO guide's solution for lasers and mirrors
Problems and Contests
2 438 March 17, 2026
About Resources in Usaco Guide
General Questions
1 407 March 11, 2026
Result of USACO contest not showing
General Questions
2 486 March 9, 2026
Need help understand the full solution for problem #3 Purchasing Milk
Problems and Contests
3 490 March 5, 2026
CSES: All Letter Subgrid Count I
Problems and Contests
9 1301 March 3, 2026
DNC DP + Mo's at the same time? [Advanced]
Problems and Contests
2 668 March 3, 2026