2009 U. S. Championship Puzzles

1. C-Notes

Add digits before or after some of the digits in the grid below so that in the resulting grid, each row and column adds to 100.

2. Coordinate Pairs

Connect pairs of buildings with straight lines so that only two different distances occur.

3. 2-3 Maze

Find a path from the lower left to the upper right by jumping 3 spaces horizontally or vertically, or 2 spaces diagonally. You may only land on white spaces, though you may jump over black spaces.

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