easy
little medium
medium
hard
very hard
100

45 X 6

270

100

62 x 5

310

100

8 x 21

168

100

5 x 5

25

100

{1 x 2} + 3 x 4

20

200

40 x 5

200

200

99 x 100

9900

200

57 x 2

114

200

23 x 4

92

200

65 x 3

195

300

40 x 50

2000

300

101 x 9

909

300

990 x 10

9900

300

40 x 65

2600

300

234 x 2

468

400

235 x 5

1170

400

69 x 69

4761

400

67 x 11

737

400

67 x 54

3618

400

478 x 5

2390

500

1 +1

2

500

89 x 9

801

500

76 x 99

7524

500

1234 x 50

61700

500

123 x 5

615

M
e
n
u