P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000111110000000000000000000000000000000
00000000000001111111111000000000000000000000000000
00000000000001111111111111111100000000000000000000
00000000000001111111111111111111110011000000000000
00000000000001111111111111111111111111111000000000
00000000000001111111111111111111111111111111110000
00000000000001111111111111111111111111111111110000
00000000000001111111111111111111111111111111100000
00000000000011111101111111111111111111111111100000
00000000000011111000000111011111111111111111100000
00000000000011111000000000000011111111111111100000
00000000000011111000000000000000000000111111000000
00000000000011111000000000000000000000000000000000
00000000000011111000000000000000000000000000000000
00000000000011110000001000000000000000000000000000
00000000000011111011111111101100000000000000000000
00000000000111111111111111111111000000000000000000
00000000000111111111111111111111111000000000000000
00000000000111111111111111111111111110000000000000
00000000000111111100000111111111111111000000000000
00000000000111110000000000111111111111100000000000
00000000000011000000000000001111111111110000000000
00000000000000000000000000001111111111110000000000
00000000000000000000000000001111111111111000000000
00000000000000000000000000000111111111111000000000
00000000000000000000000000000111111111111100000000
00000000000000000000000000000111111111111100000000
00000000000000000000000000000111111111111100000000
00000000000000000000000000000111111111111100000000
00000000000000000000000000001111111111111100000000
00000000000000000000000000001111111111111000000000
00000000111100000000000000001111111111111000000000
00000000111100000000000000001111111111111000000000
00000000111100000000000000011111111111111000000000
00000001111110000000000000011111111111111000000000
00000001111110000000000000011111111111111000000000
00000001111110000000000000111111111111110000000000
00000001111111000000000000111111111111100000000000
00000001111111100000000001111111111111100000000000
00000001111111110000000111111111111111000000000000
00000001111111111111111111111111111100000000000000
00000000011111111111111111111111111000000000000000
00000000001111111111111111111111110000000000000000
00000000000000111111111111111111100000000000000000
00000000000000001110111111110000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000