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Why I got 'Carsh(ACCESS_VIOLATION)'?(Problem 1108)
Posted by Lin 11 Oct 2001 21:13
Type Arr        = Array[1..32000] of Byte;

Var A           : Arr;
    C           : Arr;
    N           : Integer;
    i,j,k       : Integer;
    Last        : Integer;
    First       : Integer;
    L           : Integer;
    P           : Longint;
    P1          : Integer;

Begin
  Readln(N);
  A[1] := 1;
  For i := 1 to N-1 do
    Begin

      Fillchar(C,Sizeof(C),0);
      For L := 32000 downto 1 do
        If A[L]<>0 then Break;

      C := A;

      For j := 1 to L*2-1 do
        Begin
          Last := (j+1) Div 2;
          If (j+1) Mod 2=0 then
            Begin
              Inc(P,A[(j+1) div 2]*A[(j+1) Div 2]);
              Dec(Last);
            End;
          If j<=L then First := 1
                  else First := j-L;
          For k := First to Last do
            Inc(P,A[k]*A[j+1-k]*2);
          Inc(P,C[j]); C[j] := P Mod 10;
          P := P Div 10;
        End;
      P1 := L*2-1;
      While P<>0 do
        Begin
          Inc(P1);
          P := C[P1]+P;
          C[P1] := P Mod 10;
          P := P Div 10;
        End;

      P := 1; P1 := 1;
      Repeat
        P := P+A[P1];
        A[P1] := P Mod 10;
        P := P Div 10;
      Until P=0;

      For j := 32000 downto 1 do
        If A[j]<>0 then Break;
      For k := j downto 1 do
        Write(A[k]);
      Writeln;
      A := C;
    End;
      P := 1; P1 := 1;
      Repeat
        P := P+A[P1];
        A[P1] := P Mod 10;
        P := P Div 10;
      Until P=0;

  For L := 32000 downto 1 do
    If A[L]<>0 then Break;
  For j := L downto 1 do
    Write(A[j]);
  Writeln;
End.