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Cod sursa(job #271416)
var f,g:text;
n,i,j,min:0..500000;
a:array[1..5000]of longint;
procedure sort(l,r:longint);
var i,j,x,y:longint;
begin
i:=l;
j:=r;
x:=a[(l+r) div 2];
repeat
while(a[i]<x) do inc(i);
while(x<a[j]) do dec(j);
if(i<=j) then
begin
y:=a[i];
a[i]:=a[j];
a[j]:=y;
inc(i);
dec(j);
end;
until(i>j);
if(l<i) then sort(l,j);
if(i<r) then sort(i,r);
end;
begin
assign(f,'algsort.in');
assign(g,'algsort.out');
reset(f);
rewrite(g);
read(f,n);
for i:=1 to n do
read(f,a[i]);
sort(1,n);
for i:=1 to n do
write(g,a[i],' ');
close(f);
close(g);
end.