讨论 / help!!!!!!!!!!
wuxudongtv 2014-05-10 06:50:32
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var

a:array[0..501]of longint;

n:longint;

procedure ksd(p:longint);

var

b:array[0..1000]of longint;

i,j:integer;

begin

if p=1 then

begin

a[1]:=2;

exit;

end;

fillchar(b,sizeof(b),0);

if odd(p) then

begin

ksd(p div 2);

for i:=1 to 500 do

for j:=1 to 500 do inc(b[i+j-1],a[i]*a[j]);

for i:=1 to 501 do

begin

a[i]:=b[i]*2;

a[i]:=a[i]+a[i-1] div 10;

a[i-1]:=a[i-1] mod 10;

end;

end

else

begin

ksd(p div 2);

for i:=1 to 500 do

for j:=1 to 500 do inc(b[i+j-1],a[i]*a[j]);

for i:=1 to 501 do

begin

a[i]:=b[i]+a[i-1] div 10;

a[i-1]:=a[i-1] mod 10;

end;

end;

a[501]:=0;

end;

begin

readln(n);

writeln(trunc(n*ln(2)/ln(10))+1);

ksd(n);

for n:=500 downto 2 do write(a[n]);write(a[1]-1);

end.

测评机老是说我CE.

#1 雨幻翼@2014-05-10 07:33:04
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加个readln;

readln;

#2 huaerdi@2014-05-25 05:31:28
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对。
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