var
a: array [1..10,1..3] of integer;
i,j,k,l: byte;
p: boolean;
label 1;
begin
randomize;
for i := 1 to 3 do
begin
for j := 1 to 10 do
begin
a[j,i] := random(100);
write(a[j,i],' ')
end;
writeln
end;
writeln;
for i := 1 to 3 do
for j := 1 to 10 do
begin
p := false;
for k := 1 to 3 do
for l := 1 to 10 do
begin
if (i = k) and (l = j) then continue;
if (a[l,k] = a[j,i]) then
begin
p := true;
goto 1;
end;
end;
1:if not p then write(a[j,i],' ')
end;
readln
end.