Clear grid

	easy	530070000\|600195000\|098000060\|800060003\|400803001\|700020006\|060000280\|000419005\|000080079
	evil	000020800\|940007100\|301000000\|020740000\|600080005\|000069080\|000000708\|009600013\|004010000
	hard	080012005\|031904006\|070080000\|047000002\|000000000\|300000850\|000040020\|700603540\|100590060
	hard	700000139\|600500807\|010900000\|046000000\|900080005\|000000340\|000008090\|807004006\|425000003
	medium	601050309\|090030020\|000000508\|003005040\|005020600\|010900800\|309000000\|070040090\|804060701
	evil	007520000\|051000000\|000300085\|002006074\|900000006\|670400100\|410009000\|000000790\|000085300
	easy	000180092\|410000005\|029060001\|002680503\|100302007\|306051400\|800010970\|200000058\|650809000
	evil	150800003\|000060470\|000000005\|000097300\|040208060\|002610000\|400000000\|083050000\|700009081
	easy	062000340\|700601002\|900050006\|300000004\|600000001\|050000060\|001000900\|000802000\|000030000
	evil	000681000\|004000000\|020000005\|008002600\|047000830\|008500100\|300000040\|000000200\|000719000
	evil	000681000\|004000000\|020000005\|008002600\|047000830\|009500100\|300000040\|000000200\|000719000
	evil	800504000\|000900531\|000000000\|000000060\|063805720\|010000000\|000000000\|679001000\|000208004