Friday puzzles: city construction (new)
Puzzle 1
0379 City construction rs 19-09-14
Place all buildings in the grid. Buildings may be rotated. They may not touch each other, not even diagonally. Digits outside the grid represent the number of cells in that row or column used by buildings. Draw a closed loop that passes through all the remaining white cells. The loop does not cross or overlap itself.
Puzzle 2