program pervaja;
const n = 20;
var A:array[1..n] of integer;
i, sum, max, maxNr:integer;
begin
Randomize;
max:=-32567;
For i:= 1 to n do
Begin
A[i]:=random(20)-10;
Write(A[i]:3, ' ');
if A[i] > max then
Begin
max:=A[i];
maxNr:=i;
End;
End;
A[maxNr]:=0;
For i:=1 to n do Write(A[i]:3, ' ');
Readln;
end.