const nx = 20;
var x: array[1..nx, 1..nx] of integer;z:array[1..nx*2] of integer;
i, j, k,n,r,t: integer;
begin
Writeln('Введите размер матрицы n');Read(n);
for i := 1 to n do begin
for j := 1 to n do begin
Read(k);x[i, j] := k; end;end;
Writeln('Исходный массив');
for i := 1 to n do begin
for j := 1 to n do begin
Write(x[i, j]:4);
if x[i, j]>0 then begin t:=t+1; z[t]:=x[i, j];end;
end;
Writeln; end;
Writeln;Writeln('Одномерный массив');
for j := 1 to t do
Write(z[j]:4);
end.