// output of ./demo/comb/composition-rank-demo.cc: // Description: //% Ranking and unranking compositions //% in lexicographic, Gray, and enup (two-close) order arg 1: 5 == k [k-compositions of n (k>=1) ] default=5 arg 2: 3 == n [ (n>=1)] default=3 arg 3: 2 == rd [ Order: 0==>lex, 1==>Gray, 2==>enup (two-close)] default=2 0: [ . . . . 3 ] [ . . . . 0 1 2 ] [ . . . . 1 1 1 ] 1: [ . . 1 . 2 ] [ . . 0 . . 1 2 ] [ . . 1 . . 1 1 ] 2: [ 1 . . . 2 ] [ 0 . . . . 1 2 ] [ 1 . . . . 1 1 ] 3: [ . 1 . . 2 ] [ . 0 . . . 1 2 ] [ . 1 . . . 1 1 ] 4: [ . . . 1 2 ] [ . . . 0 . 1 2 ] [ . . . 1 . 1 1 ] 5: [ . . . 2 1 ] [ . . . 0 1 . 2 ] [ . . . 1 1 . 1 ] 6: [ . . 1 1 1 ] [ . . 0 . 1 . 2 ] [ . . 1 . 1 . 1 ] 7: [ 1 . . 1 1 ] [ 0 . . . 1 . 2 ] [ 1 . . . 1 . 1 ] 8: [ . 1 . 1 1 ] [ . 0 . . 1 . 2 ] [ . 1 . . 1 . 1 ] 9: [ . 2 . . 1 ] [ . 0 1 . . . 2 ] [ . 1 1 . . . 1 ] 10: [ 1 1 . . 1 ] [ 0 . 1 . . . 2 ] [ 1 . 1 . . . 1 ] 11: [ 2 . . . 1 ] [ 0 1 . . . . 2 ] [ 1 1 . . . . 1 ] 12: [ 1 . 1 . 1 ] [ 0 . . 1 . . 2 ] [ 1 . . 1 . . 1 ] 13: [ . 1 1 . 1 ] [ . 0 . 1 . . 2 ] [ . 1 . 1 . . 1 ] 14: [ . . 2 . 1 ] [ . . 0 1 . . 2 ] [ . . 1 1 . . 1 ] 15: [ . . 3 . . ] [ . . 0 1 2 . . ] [ . . 1 1 1 . . ] 16: [ 1 . 2 . . ] [ 0 . . 1 2 . . ] [ 1 . . 1 1 . . ] 17: [ . 1 2 . . ] [ . 0 . 1 2 . . ] [ . 1 . 1 1 . . ] 18: [ . 2 1 . . ] [ . 0 1 . 2 . . ] [ . 1 1 . 1 . . ] 19: [ 1 1 1 . . ] [ 0 . 1 . 2 . . ] [ 1 . 1 . 1 . . ] 20: [ 2 . 1 . . ] [ 0 1 . . 2 . . ] [ 1 1 . . 1 . . ] 21: [ 3 . . . . ] [ 0 1 2 . . . . ] [ 1 1 1 . . . . ] 22: [ 2 1 . . . ] [ 0 1 . 2 . . . ] [ 1 1 . 1 . . . ] 23: [ 1 2 . . . ] [ 0 . 1 2 . . . ] [ 1 . 1 1 . . . ] 24: [ . 3 . . . ] [ . 0 1 2 . . . ] [ . 1 1 1 . . . ] 25: [ . 2 . 1 . ] [ . 0 1 . . 2 . ] [ . 1 1 . . 1 . ] 26: [ 1 1 . 1 . ] [ 0 . 1 . . 2 . ] [ 1 . 1 . . 1 . ] 27: [ 2 . . 1 . ] [ 0 1 . . . 2 . ] [ 1 1 . . . 1 . ] 28: [ 1 . 1 1 . ] [ 0 . . 1 . 2 . ] [ 1 . . 1 . 1 . ] 29: [ . 1 1 1 . ] [ . 0 . 1 . 2 . ] [ . 1 . 1 . 1 . ] 30: [ . . 2 1 . ] [ . . 0 1 . 2 . ] [ . . 1 1 . 1 . ] 31: [ . . 1 2 . ] [ . . 0 . 1 2 . ] [ . . 1 . 1 1 . ] 32: [ 1 . . 2 . ] [ 0 . . . 1 2 . ] [ 1 . . . 1 1 . ] 33: [ . 1 . 2 . ] [ . 0 . . 1 2 . ] [ . 1 . . 1 1 . ] 34: [ . . . 3 . ] [ . . . 0 1 2 . ] [ . . . 1 1 1 . ] #= 35