feat: new graph problems formatted.

metro/input/7

@@ -0,0 +1,219 @@
+200 218
+143 126
+172 56
+118 60
+85 179
+166 200
+152 197
+161 189
+31 130
+99 178
+76 32
+191 176
+18 121
+124 81
+159 45
+98 144
+144 80
+12 140
+37 71
+151 5
+51 89
+164 76
+161 28
+41 31
+182 120
+148 99
+125 34
+106 128
+129 195
+165 186
+177 62
+71 41
+10 162
+44 47
+152 111
+73 78
+154 53
+187 133
+107 38
+149 11
+72 42
+88 149
+94 13
+99 28
+87 119
+161 162
+196 54
+116 82
+21 84
+161 191
+13 19
+8 46
+166 150
+70 50
+86 59
+185 187
+183 91
+197 45
+112 29
+142 197
+146 180
+68 155
+40 198
+140 95
+161 66
+132 124
+23 172
+161 25
+131 108
+130 14
+135 37
+161 157
+162 75
+117 90
+147 6
+127 74
+90 193
+200 17
+89 36
+1 15
+28 106
+193 4
+61 55
+79 112
+173 110
+38 192
+95 72
+198 57
+130 81
+184 154
+48 170
+128 77
+63 87
+174 122
+49 117
+139 69
+157 123
+19 10
+34 3
+50 156
+16 21
+93 48
+122 138
+122 9
+161 199
+123 177
+189 163
+26 93
+114 75
+7 131
+161 196
+45 70
+161 141
+53 166
+161 61
+176 129
+92 146
+78 58
+136 137
+126 194
+199 51
+60 163
+54 12
+101 183
+163 153
+62 30
+55 78
+65 115
+52 135
+161 148
+81 188
+46 49
+161 181
+190 100
+57 85
+155 102
+105 104
+192 143
+134 118
+4 139
+33 134
+161 52
+81 60
+110 44
+141 122
+133 18
+107 23
+150 73
+75 107
+195 151
+161 103
+113 97
+6 27
+121 16
+163 152
+120 159
+30 152
+67 142
+35 147
+161 184
+27 2
+194 96
+66 167
+47 8
+188 64
+84 173
+100 168
+80 68
+97 109
+82 99
+138 160
+156 92
+145 107
+96 167
+77 20
+58 46
+111 125
+75 86
+32 26
+14 101
+36 67
+83 65
+2 22
+5 24
+137 171
+104 165
+28 63
+115 63
+167 98
+29 39
+64 40
+11 114
+180 175
+197 35
+45 10
+25 7
+158 169
+169 166
+119 113
+161 164
+181 94
+179 136
+63 130
+102 43
+46 174
+60 190
+74 79
+9 116
+108 1
+42 88
+78 127
+15 185
+170 105
+161 182
+24 132
+167 158
+186 83
+161 33
+103 145