2496,2497,2496,2495,2494,2494,2491,2491,2489,2489,2488,2487,2487,2487,2489,2491,2491;1153,1154,1155,1155,1154,1155,1156,1155,1155,1156,1157,1157,1156,1155,1155,1155,1153