76 lines
1.2 KiB
ObjectPascal
76 lines
1.2 KiB
ObjectPascal
|
program CountingSort;
|
||
|
|
|
||
|
|
var
|
||
|
|
n: integer;
|
||
|
|
|
||
|
|
|
||
|
|
i, tmp:
|
||
|
|
|
||
|
|
integer;
|
||
|
|
iniArr, sortedArr: array[0..9] of
|
||
|
|
|
||
|
|
integer;
|
||
|
|
|
||
|
|
function countingSort
|
||
|
|
(n: integer): integer;
|
||
|
|
var
|
||
|
|
countArr: array[0..9] of integer;
|
||
|
|
i, j, k, jj:
|
||
|
|
integer
|
||
|
|
;
|
||
|
|
begin
|
||
|
|
for k := 0
|
||
|
|
to 9 do
|
||
|
|
begin
|
||
|
|
countArr[k
|
||
|
|
] := 0;
|
||
|
|
end;
|
||
|
|
for i := 0 to n - 1 do
|
||
|
|
begin
|
||
|
|
countArr[
|
||
|
|
|
||
|
|
|
||
|
|
iniArr[i]] :=
|
||
|
|
countArr[iniArr[i]] +
|
||
|
|
1;
|
||
|
|
end;
|
||
|
|
for k := 1 to 9 do
|
||
|
|
begin
|
||
|
|
countArr
|
||
|
|
|
||
|
|
[k] :=
|
||
|
|
|
||
|
|
countArr[k] + countArr[k - 1]; end;
|
||
|
|
for jj := 0 to n-1 do
|
||
|
|
begin j:=n-jj;countArr[iniArr[j - 1]] := countArr[iniArr[j - 1]] - 1; sortedArr[countArr[iniArr[j - 1]]] := iniArr[j - 1];
|
||
|
|
end;
|
||
|
|
countingSort := 0;
|
||
|
|
end;
|
||
|
|
|
||
|
|
begin
|
||
|
|
n := 10;
|
||
|
|
iniArr[0] := 4;
|
||
|
|
iniArr[1] := 3;
|
||
|
|
iniArr[2] := 9;
|
||
|
|
iniArr[3
|
||
|
|
] := 2;
|
||
|
|
iniArr[4] := 0;
|
||
|
|
iniArr[
|
||
|
|
5] := 1;
|
||
|
|
iniArr[6] := 6;
|
||
|
|
iniArr[ 7] := 5;
|
||
|
|
iniArr[8] :=
|
||
|
|
7;
|
||
|
|
iniArr[9] := 8;
|
||
|
|
|
||
|
|
countingSort(
|
||
|
|
n);
|
||
|
|
|
||
|
|
for i := 0 to n - 1 do
|
||
|
|
begin
|
||
|
|
tmp := sortedArr[i];
|
||
|
|
write(tmp);
|
||
|
|
|
||
|
|
end;
|
||
|
|
end.
|