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| back to board | WA#8!!! pls give me more tests Posted by Bobur  4 Mar 2008 17:58  varx, n : integer;
 
 begin
 readLn(n);
 if n mod 10 = 7 then dec(n);
 x := 3 * n div 10;
 writeLn(x);
 end.
Re: WA#8!!! pls give me more tests Posted by Bobur  4 Mar 2008 22:49with this code WA#48;pls!!! help!!!
 var
 x, n : integer;
 
 begin
 readLn(n);
 if n mod 10 = 7 then x := TRUNC((n - 1) * ln(2)/ln(10))
 else x := TRUNC(n * ln(2)/ln(10));
 writeLn(x);
 end.
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