P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000111111100000000000000
00000000000000000000000000001111111110000000000000
00000000000000000000000001111111111110000000000000
00000000000000000000000011111111111111000000000000
00000000000000000000000111111111111111000000000000
00000000000000000000001111111111111111100000000000
00000000000000000000011111111111111111100000000000
00000000000000000000011111111111111111110000000000
00000000000000000000111111111111111111110000000000
00000000000000000000111111110000011111110000000000
00000000000000000000111111100000011111110000000000
00000000000000000001111111000000001111111000000000
00000000000000000001111110000000001111111000000000
00000000000000000001111100000000001111111000000000
00000000000000000011111100000000001111111000000000
00000000000000000011111100000000001111111100000000
00000000000000000011111100000000011111111100000000
00000000000000000111111100000000011111111100000000
00000000000000000111111100000000111111111100000000
00000000000000000111111100000000111111111100000000
00000000000000000111111100000001111111111100000000
00000000000000000111111110000011111111111100000000
00000000000000000111111111000111111111111000000000
00000000000000000111111111111111111111111100000000
00000000000000000111111111111111111111111000000000
00000000000000000011111111111111111111111000000000
00000000000000000011111111111111111111111000000000
00000000000000000011111111111111101111111000000000
00000000000000000001111111111110001111110000000000
00000000000000000000011111111100011111110000000000
00000000000000000000001111100000011111100000000000
00000000000000000000000010000000111111100000000000
00000000000000000000000000000000111111100000000000
00000000000000000000000000000001111111100000000000
00000000000000000000000000000011111111000000000000
00000000000000000000000000000111111111000000000000
00000000000000000000000000001111111110000000000000
00000000000000000000000000001111111100000000000000
00000000000000000000000000111111111000000000000000
00000000000000000000000011111111111000000000000000
00000000000000000000001111111111100000000000000000
00000000000000000111111111111111000000000000000000
00000000000000001111111111111110000000000000000000
00000000000000011111111111111100000000000000000000
00000000000000111111111111111000000000000000000000
00000000000001111111111111100000000000000000000000
00000000000001111111111111000000000000000000000000
00000000000000111111111100000000000000000000000000
00000000000000111111110000000000000000000000000000
00000000000000001000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000