P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000111110000000000000000000
00000000000000000000000111111111000000000000000000
00000000000000000000001111111111100000000000000000
00000000000000000000011111000111110000000000000000
00000000000000000000111110000011110000000000000000
00000000000000000001111100000011110000000000000000
00000000000000000001111000000001111000000000000000
00000000000000000011110000000001111000000000000000
00000000000000000111110000000001111100000000000000
00000000000000001111110000000000111100000000000000
00000000000000001111110000000000111110000000000000
00000000000000001111100000000000111110000000000000
00000000000000011111100000000000111111000000000000
00000000000000011111000000000000111111000000000000
00000000000000111111000000000000111111000000000000
00000000000000111111000000000000111111000000000000
00000000000001111111000000000000111111000000000000
00000000000001111110000000000000111111000000000000
00000000000001111110000000000000111111000000000000
00000000000011111110000000000000111111000000000000
00000000000011111110000000000000111111000000000000
00000000000011111110000000000000111111100000000000
00000000000011111100000000000000111111100000000000
00000000000111111100000000000000111111100000000000
00000000000111111100000000000000111111000000000000
00000000000111111100000000000000111111000000000000
00000000000111111000000000000000111111000000000000
00000000000111111000000000000000111111100000000000
00000000001111111000000000000000111111100000000000
00000000001111111000000000000000111111000000000000
00000000001111111000000000000001111111000000000000
00000000001111111000000000000001111111000000000000
00000000001111111000000000000001111111000000000000
00000000001111111000000000000001111111000000000000
00000000001111111000000000000001111111000000000000
00000000001111111000000000000001111110000000000000
00000000001111110000000000000011111110000000000000
00000000011111110000000000000011111100000000000000
00000000011111110000000000000111111100000000000000
00000000011111110000000000000111111100000000000000
00000000011111110000000000001111111000000000000000
00000000001111110000000000001111110000000000000000
00000000001111110000000000001111110000000000000000
00000000000111110000000000011111100000000000000000
00000000000111110000000000011111000000000000000000
00000000000011111000000001111111000000000000000000
00000000000011111100000011111110000000000000000000
00000000000011111110001111111100000000000000000000
00000000000001111111111111110000000000000000000000
00000000000000111111111110000000000000000000000000
00000000000000001111100000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000