Puzzle 045 - Skyscrapers [Toroidal]

Rules:
Enter numbers from 1 to 5 (from 1 to 6 in second puzzle) into white cells, so that no number appears more than once in every row or column.  Number represents the height of skyscraper in the cell.
Number with arrow indicate how many skyscrapers are visible from that direction.
In this puzzle, the grid is toroidal.

Play this puzzle on Penpa-Editor

Play this puzzle on Penpa-Editor

Puzzle 044 - Battleships

Rules:

Place the given fleet in the grid.
Numbers in the grid indicate the total amount of cells occupied by ship segments in that row and column.
Ships can't be placed on cells with numbers.

Puzzle 043 - Tapa

Rules for Tapa

Play this puzzle on PUZ-PRE

Puzzle 042 - Japanese Sums

Place digits from 1 to 5 in some cells, so that no digit repeats in any row or column.
The numbers abobe the grid indicate the sums of consecutive digits in the correct order.

Puzzle 041 - Regional Yajilin (LMI Practice)

LMI test "Borders & Beyond"

Rules:

Shade in some cells. Shaded cells are not allowed to be orthogonally adjacent.

Draw a closed loop that passes through all the remaining cells.

A number in a region indicate the number of shaded cells in that region.
Some segments of the loop may be given.

12/09/11 fixed

Puzzle 040 - Coded Skyscrapers

Rules for Skyscrapers

Some numbers are replaced with letters.

The same letters are the same digits and different letters are different digits.

Puzzle 037 - Coded Skyscrapers

Rules for Skyscrapers

The numbers  are replaced with letters.

The same letters are the same digits and different letters are different digits.