document.write( "Question 1208643: We call a number cozy if every digit in the number is either a $3$ or next to a $3.$ For example, the numbers $333,$ $83,$ $303,$ and $3773$ are all cozy, but the numbers $32423,$ $786,$ $340,$ and $3999$ are not cozy.\r
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document.write( "How many positive $10$-digit numbers are cozy? \n" );
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Algebra.Com's Answer #847686 by ikleyn(52778)![]() ![]() You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The logic in the solution by @CPhill is INCORRECT.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Therefore, the entire solution and the answer both are incorrect.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |