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| Easy | Medium | Hard | |
| #1 | 1p | 21p | 31p |
| #2 | 2p | 22p | 32p |
| #3 | 3p | 23p | 33p |
| #4 | 4p | 24p | 34p |
| #5 | 5p | 25p | 35p |
| #6 | 6p | 26p | 36p |
| #7 | 7p | 27p | 37p |
| #8 | 8p | 28p | 38p |
| #9 | 9p | 29p | 39p |
| #10 | 10p | 30p | 40p |
| #11 | 11p | 41p | |
| #12 | 12p | 42p | |
| #13 | 13p | 43p | |
| #14 | 14p | 44p | |
| #15 | 15p | 45p | |
| #16 | 16p | 46p | |
| #17 | 17p | 47p | |
| #18 | 18p | 48p | |
| #19 | 19p | 49p | |
| #20 | 20p | 50p |
