# Skyscrapers Sudoku

Place a digit from 1 to 9 into each of the empty squares so that each digit appears exactly once in each of the rows, columns and the nine outlined 3x3 regions.Consider each number to be the height of a building. The numbers outside the grid indicate how many buildings can be seen when looking in that direction (taller buildings conceal smaller buildings behind them).
## Sudokus that no one can solve

Sudokus that no one can solve, not only including Sodukus which is very difficult but also that no one trying to solve it.