Route #1: 27 69 1 50 33 51 30 20 65 9 81 79 78 34 35 71 66 32 90 10 70 31 52 
Route #2: 28 76 54 39 67 23 56 75 41 22 74 72 73 21 4 55 25 24 29 3 77 68 80 12 26 
Route #3: 89 18 45 46 36 47 48 7 88 62 11 63 64 49 19 82 8 83 60 5 84 17 61 91 100 37 98 93 59 13 58 
Route #4: 94 92 42 57 15 43 14 44 38 86 16 85 99 96 6 95 97 87 2 40 53 
Cost 794.0