$7x7 challenge#grassisodd#none#000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001OOOOOOO100000000000000N0000000P00000000000000N0000000P00000000000000N0000000P00000000000000N0000000P00000000000000N0000000P00000000000000N0000000P00000000000000N0000000P000000000000001QQQQQQQ100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000|5^468,372!11^396,372,324,300!3^324,228!12^468,348!12^432,372!12^444,330!12^354,276!0^324,354!0^342,360!0^336,378!0^318,378!0^474,324!0^456,300!0^474,288!0^330,270!0^348,252!0^324,246!12^432,222!12^474,252!12^456,264!12^348,228!12^378,234!3^468,228!12^360,378!12^330,336!12^372,366!12^432,312!7^384,324,3!7^408,324,3#