New variable " balls" vs prior ball. ball(2) would find the x position of the second ball. balls(5) would find y of second ball.
Flip the main diagonal of a matrix
Determine the number of odd integers in a vector
How many digits are there?
Find third Side of a right triangle given hypotenuse and a side. No * - or other functions allowed
USC Spring 2013 ACM: Snow Cones
GJam 2011 Africa Qualifier C: House, maximum area rectangle
Make a Pandiagonal Prime Magic Square: 11 x 11
Rubik's Cube : Solve Ten Face Move - Speed Scoring
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