System of linear congruences by Mike Sheppard

Solution to Simultaneous Linear Congruences (linear algebra, congruence, chinese remainder the...)

x=lincon(a,b,n)

Tromino by Krishna Lalith

Can you fill the 4x4 Checker Board with set of L-Shaped Trominoes??? (fun, tromino, game)

Board()

Tromino(action)

Update(CX,CY,Current_Link,CC)