P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000111000000000000000000000000000000
00000000000000001111111100000000000000000000000000
00000000000000001111111111110000000000000000000000
00000000000000001111111111111111100000000000000000
00000000000000011111111111111111111110000000000000
00000000000000111111111111111111111111111111000000
00000000000000111111111111111111111111111111000000
00000000000000111111111111111111111111111111000000
00000000000000011111111111111111111111111111000000
00000000000000000001111111111111111111111110000000
00000000000000000000000011111111111111111110000000
00000000000000000000000000001111111111111100000000
00000000000000000000000000000011111111111100000000
00000000000000000000000000000011111111111100000000
00000000000000000000000000000111111111111000000000
00000000000000000000000000001111111111110000000000
00000000000000000000000000001111111111110000000000
00000000000000000000000000011111111111110000000000
00000000000000000000000000111111111111100000000000
00000000000000000000000001111111111111000000000000
00000000000000000000000001111111111110000000000000
00000000000000000000000011111111111110000000000000
00000000000000000000000111111111111100000000000000
00000000000000000000001111111111110000000000000000
00000000000000000000011111111111110000000000000000
00000000000000000000011111111111100000000000000000
00000000000000000000111111111111100000000000000000
00000000000000000001111111111111000000000000000000
00000000000000000011111111111110000000000000000000
00000000000000000111111111111100000000000000000000
00000000000000000111111111111100000000000000000000
00000000000000001111111111111000000000000000000000
00000000000000011111111111110000000000000000000000
00000000000000111111111111100000000000000000000000
00000000000001111111111111100000000000000000000000
00000000000001111111111111000000000000000000000000
00000000000111111111111110000000000000000000000000
00000000001111111111111100000000000000000000000000
00000000011111111111111000000000000000000000000000
00000000011111111111111000000000000000000000000000
00000000111111111111110000000000000000000000000000
00000001111111111111100000000000000000000000000000
00000011111111111110000000000000000000000000000000
00000001111111111110000000000000000000000000000000
00000000001111111100000000000000000000000000000000
00000000000111111100000000000000000000000000000000
00000000000000010000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000