Five Different

A one-player puzzle that is also a Neuro-Trainer game. The game includes a board with 25 holes and 25 pegs in 5 different colors (5 pegs in each color). The Object: To arrange all the pegs in the holes according to the rule. The Rule: All the 5 colors should appear in each line (5 horizontal lines, 5 vertical lines and 2 diagonal lines). Which means that each color should not appear more then once in each line.