Basic combination count
HDU
1028 Ignatius and the princess III Integer Division
Hit
1402 Integer Division
Solution Report: Click to View Details
Replacement Group
PKU
2369 period of replacement
1026 cyclic section for replacement
1721 power operation of replacement
3270 replacement cycle section, black book
1879 simulation + replacement cycle
HDU
1537 Replace the third-level cube
Group replacement information: Click to download
PolyA Theorem
HDU
1812 count the Tetris polyA Theorem
1817 neckcut of beads polyA Theorem
2481 toy
Hit
2084 the colored cubes
2647 megamloud
PKU
1286 neckquota of beads
2409 let it Bead
2154 color
2888 magic bracelet
Tju
2795 the Queen's new necklaces
1341 let it Bead
3352 birthday toy
Ultraviolet
10601 cubes
11255 neck.pdf
NUAA
1110
Sgu
282 isomorphism
Spoj
422 transposing is even more fun
PolyA theorem Summary: Click to View Details
Refresh Principle
HDU
2204 Eddy's hobbies
3208 integer's power
1796 how many integers can you find
2841 visible trees
1695 GCD
Zju
2836 number puzzle
3233 lucky number
Ural
1036 lucky tickets
1091 tmutarakan exams
1114 boxes
PKU
1091 flea
Sgu
476 coach's trouble
Hust
1214 cubic-free numbers II