P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000100000000000000000000
00000000000000000000000000011111111100000000000000
00000000000000000000000001111111111111000000000000
00000000000000000000000111111111111111110000000000
00000000000000000000001111111111111111111100000000
00000000000000000000111111111111111111111110000000
00000000000000000001111111111101111111111111000000
00000000000000000011111111110000000011111111000000
00000000000000000111111111100000000001111111100000
00000000000000001111111110000000000001111111100000
00000000000000011111111100000000000000111111110000
00000000000000011111111100000000000000011111110000
00000000000000111111111000000000000000011111110000
00000000000001111111110000000000000000011111110000
00000000000011111111000000000000000000011111100000
00000000000111111111001110111000000000001111000000
00000000000111111111111111111100000000000000000000
00000000000111111111111111111111100000000000000000
00000000001111111111111111111111111000000000000000
00000000011111111111111111111111111100000000000000
00000000011111111111100001111111111110000000000000
00000000111111111110000000001111111111000000000000
00000001111111111000000000000011111111000000000000
00000001111111110000000000000001111111100000000000
00000001111111100000000000000001111111100000000000
00000001111111100000000000000001111111100000000000
00000011111111000000000000000001111111100000000000
00000111111110000000000000000001111111100000000000
00000111111110000000000000000001111111100000000000
00000111111110000000000000000001111111100000000000
00000111111110000000000000000001111111000000000000
00000111111100000000000000000011111111000000000000
00001111111100000000000000000011111111000000000000
00001111111110000000000000000011111110000000000000
00000111111110000000000000000111111110000000000000
00000111111110000000000000001111111100000000000000
00000111111111000000000000011111111100000000000000
00000111111111110000000001111111111000000000000000
00000011111111111110000111111111110000000000000000
00000011111111111111111111111111100000000000000000
00000001111111111111111111111111000000000000000000
00000000011111111111111111111100000000000000000000
00000000000111111111111111111000000000000000000000
00000000000000001111111110000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000