Wednesday puzzles: mathrax

Puzzle 1

0837 Mathrax 8×8 06-05-15
Fill in the figures 1-8 on each row and column. On some intersections you find hints. E means that in all four squares the number is even, and O means that all four figures are odd. A number and a sign (+, -, x, /) means that that is the result of the two paired diagonally adjacent squares.

Puzzle 2

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