68 lines
1.1 KiB
ObjectPascal
68 lines
1.1 KiB
ObjectPascal
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>. <20><><EFBFBD><EFBFBD><EFBFBD>
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const Sz=100;
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type IArr=array [1..Sz] of integer;
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procedure swap(var a,b: integer);
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var v: integer;
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begin
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v:=a;
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a:=b;
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b:=v
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end;
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procedure Print(const A: IArr; n: integer);
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var i: integer;
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begin
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for i:=1 to n do
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write(A[i],' ');
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writeln;
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end;
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procedure FillRandom(var A: IArr; n: integer);
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var i: integer;
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begin
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for i:=1 to n do
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A[i]:=random(100);
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end;
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procedure QuickSort(var A: IArr; n: integer);
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procedure sort(l,r: integer);
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var
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i,j: integer;
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w,x: integer;
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begin
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i:=l; j:=r;
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x:=A[(l+r) div 2];
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repeat
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while A[i]<x do Inc(i); // <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> >= x
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while A[j]>x do Dec(j); // <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <= x
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if i<=j then
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begin
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swap(A[i],A[j]);
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Inc(i);
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Dec(j);
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end;
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until i>j;
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if l<j then sort(l,j);
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if i<r then sort(i,r)
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end;
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begin
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sort(1,n)
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end;
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const n=30;
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var A: IArr;
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begin
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cls;
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FillRandom(A,n);
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writeln('<27><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: ');
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Print(A,n);
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writeln('<27><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: ');
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QuickSort(A,n);
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Print(A,n);
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end.
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