// output of ./demo/comb/monotonicgray-demo.cc: // Description: //% Monotonic Gray path (Savage/Winkler), as given by Knuth. arg 1: 6 == ldn [Use ldn-bit words] default=6 0: ...... 0 1: .....1 1 .....1 2: ....11 2 ....1. 3: ....1. 1 .....1 4: ...11. 2 ...1.. 5: ...1.. 1 ....1. 6: ..11.. 2 ..1... 7: ..1... 1 ...1.. 8: .11... 2 .1.... 9: .1.... 1 ..1... 10: 11.... 2 1..... 11: 1..... 1 .1.... 12: 1.1... 2 ..1... 13: 1.11.. 3 ...1.. 14: 1..1.. 2 ..1... 15: 1..11. 3 ....1. 16: 1...1. 2 ...1.. 17: 1...11 3 .....1 18: 1....1 2 ....1. 19: 11...1 3 .1.... 20: .1...1 2 1..... 21: .1.1.1 3 ...1.. 22: .1.1.. 2 .....1 23: .1.11. 3 ....1. 24: .1..1. 2 ...1.. 25: .11.1. 3 ..1... 26: ..1.1. 2 .1.... 27: ..1.11 3 .....1 28: ..1..1 2 ....1. 29: ..11.1 3 ...1.. 30: ...1.1 2 ..1... 31: ...111 3 ....1. 32: ..1111 4 ..1... 33: ..111. 3 .....1 34: .1111. 4 .1.... 35: .111.. 3 ....1. 36: .111.1 4 .....1 37: .11..1 3 ...1.. 38: .11.11 4 ....1. 39: .1..11 3 ..1... 40: 11..11 4 1..... 41: 11..1. 3 .....1 42: 11.11. 4 ...1.. 43: 11.1.. 3 ....1. 44: 11.1.1 4 .....1 45: 1..1.1 3 .1.... 46: 1.11.1 4 ..1... 47: 1.1..1 3 ...1.. 48: 1.1.11 4 ....1. 49: 1.1.1. 3 .....1 50: 111.1. 4 .1.... 51: 111... 3 ....1. 52: 111..1 4 .....1 53: 1111.1 5 ...1.. 54: 1111.. 4 .....1 55: 11111. 5 ....1. 56: 1.111. 4 .1.... 57: 1.1111 5 .....1 58: 1..111 4 ..1... 59: 11.111 5 .1.... 60: .1.111 4 1..... 61: .11111 5 ..1... 62: 111111 6 1..... 63: 111.11 5 ...1..