P1
50 70
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000100011100000000000000000000000
00000000000000001111111111111000000000000000000000
00000000000000111111111111111000000000000000000000
00000000000011111111111111111000000000000000000000
00000000001111111111111111110000000000000000000000
00000000111111111111111111111000000000000000000000
00000001111111111111111111111000000000000000000000
00000011111111111111111111111000000000000000000000
00000111111111011111111111111000000000000000000000
00000111111100011111111111111100000000000000000000
00000111111000001111111111111100000000000000000000
00000011100000001111111111111100000000000000000000
00000011000000001111111111111100000000000000000000
00000000000000001111111111111110000000000000000000
00000000000000000111111111111110000000000000000000
00000000000000000111111111111110000000000000000000
00000000000000000111111111111110000000000000000000
00000000000000000111111111111111000000000000000000
00000000000000000011111111111111000000000000000000
00000000000000000011111111111111000000000000000000
00000000000000000001111111111111000000000000000000
00000000000000000001111111111111000000000000000000
00000000000000000000111111111111000000000000000000
00000000000000000000111111111111000000000000000000
00000000000000000000111111111111000000000000000000
00000000000000000000111111111111000000000000000000
00000000000000000000011111111111100000000000000000
00000000000000000000011111111111100000000000000000
00000000000000000000011111111111100000000000000000
00000000000000000000011111111111100000000000000000
00000000000000000000001111111111110000000000000000
00000000000000000000001111111111110000000000000000
00000000000000000000001111111111110000000000000000
00000000000000000000001111111111110000000000000000
00000000000000000000001111111111111000000000000000
00000000000000000000000111111111111000000000000000
00000000000000000000000111111111111000000000000000
00000000000000000000000111111111111000000000000000
00000000000000000000000111111111111100000000000000
00000000000000001100100111111111111100000000000000
00000000000000001111111111111111111100000000000000
00000000000000001111111111111111111100000000000000
00000000000000001111111111111111111111000000000000
00000000000000000001001111111111111111111110000000
00000000000000000000000000011111111111111111000000
00000000000000000000000000000000111111111111100000
00000000000000000000000000000000000010011111100000
00000000000000000000000000000000000000000001000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000
00000000000000000000000000000000000000000000000000