Route #1: 27 69 31 88 7 82 46 47 36 49 64 63 90 32 66 71 65 35 34 78 79 3 77 50 1 
Route #2: 28 12 76 33 81 9 51 20 30 70 10 62 11 19 48 8 45 17 84 60 6 89 
Route #3: 52 18 83 5 99 95 92 98 85 61 16 86 38 44 14 42 43 15 57 2 87 97 37 100 91 93 59 96 94 13 58 
Route #4: 53 40 21 73 41 22 75 23 67 39 25 55 24 29 68 80 54 4 56 74 72 26 
Cost 746.7