Number Logic Puzzle 5766

Type: Sudoku, Rectangular Blocks
Size: 15
点数: 140, Penalty:0, 時間 : Initializing..  
123
456
789
ABC
DEF

Rules:

The goal is to fill a grid with digits so that each column and each row contain the digits only once.

This puzzle has Rectangular Blocks. Every block contains each of the digits only once.