P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000011100000000000000000000
00000000000000000000000000111100000000000000000000
00000000000000000000000001111100000000000000000000
00000000000000000000000011111100000000000000000000
00000000000000000000000011111100000000000000000000
00000000000000000000000111111100000000000000000000
00000000000000000000001111111110000000000000000000
00000000000000000000011111111110000000000000000000
00000000000000000000111111111110000000000000000000
00000000000000000000111111111111000000000000000000
00000000000000000001111111111111000000000000000000
00000000000000000011111011111110000000000000000000
00000000000000000111110011111110000000000000000000
00000000000000000111110011111111000000000000000000
00000000000000001111100011111111000000000000000000
00000000000000001111000011111111000000000000000000
00000000000000001110000011111111000000000000000000
00000000000000001110000001111111000000000000000000
00000000000000000100000001111111000000000000000000
00000000000000000000000011111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000000111111100000000000000000
00000000000000000000000000111111100000000000000000
00000000000000000000000000111111000000000000000000
00000000000000000000000000111111100000000000000000
00000000000000000000000000111111100000000000000000
00000000000000000000000000111111100000000000000000
00000000000000000000000000111111100000000000000000
00000000000000000000000000011111110000000000000000
00000000000000000000000000011111110000000000000000
00000000000000000000000000011111110000111000000000
00000000000000000000000000011111110001111000000000
00000000000000000000000000011111110011111000000000
00000000000000000000000000011111111111111000000000
00000000000000000000000000011111111111100000000000
00000000000000000000000000011111111111000000000000
00000000000000000000000000011111111110000000000000
00000000000000000000000000011111111100000000000000
00000000000000000000000000011111111000000000000000
00000000000000000000000000011111100000000000000000
00000000000000000000000000011111000000000000000000
00000000000000000000000000111110000000000000000000
00000000000000000000000001111100000000000000000000
00000000000000000000000111111000000000000000000000
00000000000000000000001111111000000000000000000000
00000000000000000000001111100000000000000000000000
00000000000000000000011111000000000000000000000000
00000000000000000000111110000000000000000000000000
00000000000000000000111100000000000000000000000000
00000000000000000000011000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000