USACO Solutions

Here, you can find solutions to USACO contests and training.

The files in the table are the original file names, but some files in this repository have prefixes. Additional remarks may be found in subfolders; the following tables are just summarizations.

Summary of Contest Solutions

Bronze

Month	Problem Name	File	Result
November 2012	1: Find the Cow!	cowfind.cpp	*********t 9/10
	2: Typo	typo.cpp	******tttt 6/10
	3: Horseshoes	hshoe.cpp	**x***x*** 8/10
December 2012	1: Meet and Greet	greetings.cpp	********** 10/10
	2: Scrambled Letters	scramble.cpp	*xxxxxtttt 1/10
	3: Crazy Fences	crazy.cpp	xsxssssssx 0/10
February 2013	1: Message Relay	relay.cpp	********** 10/10
	2: Cow Crossings	crossings.cpp	*xx*xxxxxxttttt 2/15
	3: Perimeter	perimeter.cpp	*xxxxxxxxx 1/10
November 2013	1: Combination Lock	combo.cpp	*x*xxxx**x 4/10
	1: Combination Lock (Correction)	combo2.cpp	********** 10/10
	1: Combination Lock (Correction 2)	combo3.cpp	********** 10/10
	2: Goldilocks and the N Cows	milktemp.cpp	*******ttt 7/10
	3: Farmer John has no Large Brown Cow	nocow.cpp	**ssx*ssss 3/10
December 2013	1: Record Keeping	records.cpp	********** 10/10
	2: Cow Baseball	baseball.cpp	*xxxxxxxxx 1/10
	3: Wormholes	wormhole.cpp	incomplete
January 2014	1: Ski Course Design	skidesign.cpp	********** 10/10
	2: Bessie Slows Down	slowdown.cpp	*xxxxxxxxx 1/10
	3: Balanced Teams	bteams.cpp	incomplete
February 2014	1: Mirror Field	mirror.cpp	**x*x***** 8/10
	2: Auto-complete	auto.cpp	*****tt**t 7/10
	3: Secret Code	scode.cpp	********** 10/10

Silver

Month	Problem Name	File	Result
March 2014	2: The Lazy Cow	lazy.cpp	*****ttttt 5/10
	3: Mooo Moo	mooomoo.cpp	incomplete
April 2014	1: Fair Photography	fairphoto.cpp	*****t*ttt 6/10
(US Open)	2: Dueling GPSs	gpsduel.cpp	incomplete
April 2015	1: Bessie Goes Moo	bgm.cpp	incomplete
(US Open)	2: Trapped in the Haybales	trapped.cpp	****tttttttttt 4/14
December 2015	1: Switching on the Lights	lightson.cpp	*************** 15/15
	2: High Card Wins	highcard.cpp	*************** 15/15
	3: Breed Counting	bcount.cpp	*************** 15/15

Gold

Month	Problem Name	File	Result
December 2015	1: High Card Low Card	cardgame.cpp	*************** 15/15
	2: Fruit Feast	feast.cpp	************ 12/12
	3: Bessie's Dream	dream.cpp	**************** 16/16

Platinum

Month	Problem Name	File	Result
December 2015	1: Max Flow	maxflow.cpp	******ttttttttt 6/15
	2: High Card Low Card	cardgame.cpp	***x*tttttttttt 4/15
	3: Counting Haybales	haybales.cpp	***ttttttt 3/10

Training Solutions

Chapter	Section	File	Problem
Chapter 1	Section 1.1	test.c	Submitting Solutions
		ride.c	108: Your Ride Is Here

Old Training Solutions

Chapter	Section	File	Problem
Chapter 1	Section 1.1	submit.cpp	Submitting Solutions
		ride.cpp	Problem 108: Your Ride Is Here
		gift1.cpp	Problem 77: Greedy Gift Givers
		friday.cpp	Problem 109: Friday the Thirteenth
		beads.cpp	Problem 99: Broken Necklace
	Section 1.2	milk2.cpp	Problem 101: Milking Cows
		transform.cpp	Problem 75: Transformations
		namenum.cpp	Problem 29: Name That Number
		palsquare.cpp	Problem 81: Palindromic Squares
		dualpal.cpp	Problem 90: Dual Palindromes
	Section 1.3	milk.cpp	Problem 76: Mixing Milk