P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000110011000000000000000000000000
00000000000000000001111111111111100000000000000000
00000000000000000111111111111111111000000000000000
00000000000000001111111111111111111100000000000000
00000000000000011111111111111111111100000000000000
00000000000000111111111111111111111100000000000000
00000000000001111111111101111111111000000000000000
00000000000001111111110000000001111000000000000000
00000000000011111111100000000000000000000000000000
00000000000011111111000000000000000000000000000000
00000000000111111110000000000000000000000000000000
00000000000111111110000000000000000000000000000000
00000000000111111100000000000000000000000000000000
00000000000111111100000000000000000000000000000000
00000000000111111100000000000000000000000000000000
00000000001111111100000000000000000000000000000000
00000000001111111000000000000000000000000000000000
00000000001111111000011111111100000000000000000000
00000000001111111001111111111111000000000000000000
00000000001111111011111111111111100000000000000000
00000000000111111111111111111111110000000000000000
00000000001111111111111111111111111000000000000000
00000000001111111111111111111111111100000000000000
00000000001111111111111000011111111100000000000000
00000000001111111111100000000111111110000000000000
00000000001111111111000000000011111110000000000000
00000000001111111110000000000001111111000000000000
00000000001111111110000000000001111111000000000000
00000000000111111110000000000001111111000000000000
00000000000111111110000000000000111111000000000000
00000000000111111100000000000000111111100000000000
00000000000011111110000000000000111111100000000000
00000000000011111110000000000000111111100000000000
00000000000011111110000000000000111111100000000000
00000000000011111110000000000000111111000000000000
00000000000011111110000000000000111111000000000000
00000000000011111110000000000000111111100000000000
00000000000001111110000000000000111111000000000000
00000000000001111111000000000000111111000000000000
00000000000001111111000000000000111111000000000000
00000000000001111111100000000000111111000000000000
00000000000000111111100000000001111111000000000000
00000000000000011111110000000011111110000000000000
00000000000000011111111100000111111110000000000000
00000000000000001111111111011111111100000000000000
00000000000000001111111111111111111100000000000000
00000000000000000111111111111111111000000000000000
00000000000000000001111111111111110000000000000000
00000000000000000000111111111111100000000000000000
00000000000000000000011111111111000000000000000000
00000000000000000000001111100000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000