P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000011000000000000000000000000
00000000000000000000001111111111000000000000000000
00000000000000000000011111111111110000000000000000
00000000000000000000111111111111111000000000000000
00000000000000000001111111111111111100000000000000
00000000000000000001111111111111111110000000000000
00000000000000000011111111111111111111000000000000
00000000000000000011111111111111111111000000000000
00000000000000000111111111001111111111100000000000
00000000000000000111111110000001111111100000000000
00000000000000000111111100000001111111000000000000
00000000000000000111111100000001111111000000000000
00000000000000000011111000000001111111100000000000
00000000000000000000000000000001111111100000000000
00000000000000000000000000000011111111100000000000
00000000000000000000000000000011111111100000000000
00000000000000000000000000000111111111000000000000
00000000000000000000000000001111111111000000000000
00000000000000000000000000011111111110000000000000
00000000000000000000000000111111111100000000000000
00000000000000000000000001111111111100000000000000
00000000000000000000000111111111111000000000000000
00000000000000000000001111111111100000000000000000
00000000000000000000011111111111000000000000000000
00000000000000000000111111111110000000000000000000
00000000000000000001111111111100000000000000000000
00000000000000000011111111110000000000000000000000
00000000000000000111111111100000000000000000000000
00000000000000001111111111000000000000000000000000
00000000000000001111111110000000000000000000000000
00000000000000011111111100000000000000000000000000
00000000000000111111110000000000000000000000000000
00000000000001111111100000000000011100000000000000
00000000000011111111100100001111111111110000000000
00000000000111111111111111111111111111110000000000
00000000001111111111111111111111111111110000000000
00000000011111111111111111111111111111110000000000
00000000011111111111111111111111111111110000000000
00000000011111111111111111111111111111110000000000
00000000111111111111111111111111111000100000000000
00000000111111111111111111111110000000000000000000
00000000111111111111111000000000000000000000000000
00000001111111111110000000000000000000000000000000
00000001111100000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000