Driver to create flat random graphs and two forms of hierarchical graphs (N-level and transit-stu

				GRAPH (#nodes #edges id uu vv ww xx yy zz):				100 306 geo(0,{100,100,3,0.033,0.500,0.500}) 100 								VERTICES (index name u v w x y z):				0 0 28 29 				1 1 36 60 				2 2 57 30 				3 3 40 62 				4 4 61 73 				5 5 54 89 				6 6 35 94 				7 7 72 74 				8 8 1 96 				9 9 92 18 				10 10 60 70 				11 11 92 25 				12 12 54 21 				13 13 27 20 				14 14 99 82 				15 15 93 79 				16 16 9 73 				17 17 20 86 				18 18 75 22 				19 19 71 22 				20 20 11 17 				21 21 64 18 				22 22 2 38 				23 23 35 61 				24 24 43 75 				25 25 24 81 				26 26 48 84 				27 27 85 82 				28 28 2 73 				29 29 8 15 				30 30 89 21 				31 31 19 56 				32 32 13 14 				33 33 1 99 				34 34 53 50 				35 35 88 84 				36 36 87 27 				37 37 56 47 				38 38 81 52 				39 39 23 75 				40 40 76 67 				41 41 54 46 				42 42 84 81 				43 43 70 79 				44 44 81 6 				45 45 73 2 				46 46 97 40 				47 47 91 6 				48 48 1 21 				49 49 32 71 				50 50 59 21 				51 51 36 25 				52 52 12 86 				53 53 88 5 				54 54 67 23 				55 55 2 1 				56 56 78 35 				57 57 17 89 				58 58 73 31 				59 59 31 53 				60 60 16 91 				61 61 86 31 				62 62 27 14 				63 63 73 18 				64 64 11 86 				65 65 93 43 				66 66 65 62 				67 67 80 1 				68 68 43 21 				69 69 46 0 				70 70 96 88 				71 71 25 8 				72 72 98 58 				73 73 13 45 				74 74 95 84 				75 75 31 44 				76 76 19 18 				77 77 85 72 				78 78 98 21 				79 79 8 22 				80 80 80 66 				81 81 21 75 				82 82 49 47 				83 83 64 21 				84 84 2 24 				85 85 56 52 				86 86 45 7 				87 87 75 5 				88 88 50 62 				89 89 34 87 				90 90 71 15 				91 91 17 90 				92 92 54 70 				93 93 84 92 				94 94 74 3 				95 95 37 57 				96 96 33 41 				97 97 81 21 				98 98 34 24 				99 99 78 11 								EDGES (from-node to-node length a b):				0 53 65 0 				0 40 61 0 				0 7 63 0 				1 90 57 0 				1 73 27 0 				1 59 9 0 				1 41 23 0 				1 39 20 0 				1 17 31 0 				1 6 34 0 				2 88 33 0 				2 26 55 0 				2 21 14 0 				2 4 43 0 				3 29 57 0 				5 77 35 0 				5 66 29 0 				5 50 68 0 				5 14 46 0 				6 77 55 0 				6 66 44 0 				6 44 99 0 				7 86 72 0 				7 77 13 0 				7 10 13 0 				8 49 40 0 				9 84 90 0 				9 63 19 0 				9 38 36 0 				10 97 53 0 				10 86 65 0 				10 52 51 0 				10 31 43 0 				11 80 43 0 				11 54 25 0 				11 22 91 0 				12 63 19 0 				12 20 43 0 				13 58 47 0 				14 93 18 0 				14 86 92 0 				14 66 39 0 				14 52 87 0 				14 29 113 0 				15 77 11 0 				16 98 55 0 				16 42 75 0 				16 35 80 0 				16 31 20 0 				17 97 89 0 				17 66 51 0 				17 47 107 0 				17 44 101 0 				17 24 25 0 				18 85 36 0 				18 31 66 0 				19 49 63 0 				20 70 111 0 				20 61 76 0 				20 21 53 0 				21 32 51 0 				22 95 40 0 				22 75 30 0 				23 69 62 0 				23 60 36 0 				24 91 30 0 				24 84 65 0 				24 57 30 0 				25 69 84 0 				25 45 93 0 				25 29 68 0 				26 71 79 0 				27 85 42 0 				27 75 66 0 				27 65 40 0 				27 61 51 0 				28 56 85 0 				28 48 52 0 				28 43 68 0 				29 78 90 0 				30 80 46 0 				30 40 48 0 				31 96 21 0 				33 64 16 0 				33 46 113 0 				33 37 76 0 				34 87 50 0 				34 42 44 0 				35 77 12 0 				35 66 32 0 				36 75 59 0 				36 42 54 0 				36 38 26 0 				37 99 42 0 				37 44 48 0 				38 76 71 0 				39 85 40 0 				40 59 47 0 				40 52 67 0 				40 47 63 0 				41 56 26 0 				41 53 53 0 				42 93 11 0 				43 50 59 0 				43 48 90 0 				44 79 75 0 				44 67 5 0 				45 70 89 0 				45 58 29 0 				46 77 34 0 				46 51 63 0 				47 94 17 0 				47 58 31 0 				49 96 30 0 				50 63 14 0 				50 53 33 0 				51 66 47 0 				51 62 14 0 				54 92 49 0 				55 76 24 0 				57 87 102 0 				57 60 2 0 				58 90 16 0 				58 62 49 0 				59 95 7 0 				59 80 51 0 				60 64 7 0 				61 98 52 0 				61 93 61 0 				61 74 54 0 				64 90 93 0 				64 82 54 0 				67 99 10 0 				67 84 81 0 				68 97 38 0 				68 77 66 0 				68 72 66 0 				69 82 47 0 				69 76 32 0 				69 73 56 0 				70 99 79 0 				70 95 67 0 				76 93 98 0 				78 89 92 0 				81 88 32 0 				81 84 54 0 				83 87 19 0 				83 85 32 0 				86 96 36 0 				87 97 17 0 				88 99 58 0 				88 89 30 0 				90 99 8 0