P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000011111111000000000000
00000000000000000000000000000111111111000000000000
00000000000000000000000000001111111111000000000000
00000000000000000000000000111111111111000000000000
00000000000000000000000011111111111110000000000000
00000000000000000000000111111111111110000000000000
00000000000000000000011111111111111100000000000000
00000000000000000000111111111111111100000000000000
00000000000000000000111111111111111100000000000000
00000000000000000000111111111111111100000000000000
00000000000000000000111111100111111000000000000000
00000000000000000000111100000111111000000000000000
00000000000000000000011000001111111000000000000000
00000000000000000000000000001111111000000000000000
00000000000000000000000000011111110000000000000000
00000000000000000000000000011111110000000000000000
00000000000000000000000000011111110000000000000000
00000000000000000000000000011111110000000000000000
00000000000000000000000000111111100000000000000000
00000000000000000000000000111111100000000000000000
00000000000000000000000000111111100000000000000000
00000000000000000000000000111111100000000000000000
00000000000000000000000000111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000001111111000000000000000000
00000000000000000000000011111110000000000000000000
00000000000000000000000011111110000000000000000000
00000000000000000000000011111110000000000000000000
00000000000000000000000011111110000000000000000000
00000000000000000000000011111110000000000000000000
00000000000000000000000111111100000000000000000000
00000000000000000000000111111000000000000000000000
00000000000000000000000111111000000000000000000000
00000000000000000000001111111000000000000000000000
00000000000000011111111111111000000000000000000000
00000000000001111111111111111111100000000000000000
00000000000011111111111111111111111000000000000000
00000000000011111111111111111111111110000000000000
00000000000011111111111111111111111110000000000000
00000000000011111111111111111111111110000000000000
00000000000011111111111111111111111110000000000000
00000000000000100111111111111111111100000000000000
00000000000000000000000111011111111000000000000000
00000000000000000000000000000000010000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000