const n = 10; m = 5; var a : array [1..n,1..m] of integer; i,j,min,jm,buf : integer; begin for i := 1 to n do for j := 1 to m do readln (a[i,j]);
min := a[1,1]; jm := 1; for i := 1 to n do for j := 1 to m do if a[i,j] < min then begin jm := j; min := a[i,j]; end; if jm <> 1 then for i := 1 to n do begin buf := a[i,1]; a[i,1] := a[i,jm]; a[i,jm] := buf; end; end.
var N: integer;
begin
write(' N = ');
readln(N);
if N>0 tnen write(' положительное ')
else write(' отрицательное ');
end.