Const n=5; m=6;
var a: array [1..n,1..m] of integer;
sum,min,i,j:integer;
begin
Randomize;
writeln('---A:---');
for i:=1 to n do begin
for j:=1 to m do begin
a[i,j]:=Random(20)-10;
write(a[i,j]:6);
end;
writeln;
end;
writeln('Среднее арифм. столбцов:');
min:=100000;
for j:=1 to m do begin
sum:=0;
for i:=1 to n do sum:=sum+a[i,j];
write(sum/n:6:2);
if sumend;
writeln;
writeln('Min=',min/n:6:2);
end.