2677 28 2
1311 0 0
1221 0 0
1322 1 0
1257 1 0
1268 1 0
1248 2 0
1246 1 0
1310 1 0
1235 1 0
1274 1 0
1259 1 0
1296 1 0
1285 1 0
1238 0 0
1289 0 0
1242 0 0
1244 0 0
1279 0 0
1252 0 0
1216 0 0
1308 0 0
1309 1 0
1228 0 0
1291 1 0
1315 1 0
1267 1 0
1258 0 0
1250 1 0
1272 1 0
