The 2003-4 ACM North Central North America Regional Programming Contest was held simultaneously at numerous sites throughout the region on Saturday 8 November 2003.

In particular, Algoma University College, Sault Sainte Marie, Ontario, Canada, hosted teams from several schools:

Algoma University College,
Sault Sainte Marie, Ontario, Canada

Lake Superior State University,
Sault Sainte Marie, Michigan, USA

Michigan Technological University,
Houghton, Michigan, USA

Northern Michigan University,
Marquette, Michigan, USA

The contest consisted of 9 problems to be solved over a 5 hour period. No official solutions were published, so what follows are my solutions, written in ANSI C.

Problem 1

Problem 1 Solution

Problem 1 Test Input

Problem 1 Expected Output

Problem 2

Problem 2 Solution

Problem 2 Test Input

Problem 2 Expected Output

Problem 3

Problem 3 Solution

Problem 3 Test Input

Problem 3 Expected Output

Problem 4

Problem 4 Solution

Problem 4 Test Input

Problem 4 Expected Output

Problem 5

Problem 5 Solution

Problem 5 Test Input

Problem 5 Expected Output

Problem 6

Problem 6 Solution

Problem 6 Test Input

Problem 6 Expected Output

Problem 7

Problem 7 Solution

Problem 7 Test Input

Problem 7 Expected Output

Problem 8

Problem 8 Solution

Problem 8 Test Input

Problem 8 Expected Output

Problem 9

Problem 9 Solution

Problem 9 Test Input

Problem 9 Expected Output

For more information, please visit the official contest site.