begin
var n := ReadInteger('n =');
var a := MatrRandom(n, n, -99, 99);
a.Println(4);
Writeln;
var t := a.ElementsWithIndices.MaxBy(p -> p[0]);
var (r, c) := (t[1], t[2]);
a.SetRow(r, ArrFill(n, 1));
a.SetCol(c, ArrFill(n, 1));
a.Println(4)
end.
begin
var n := ReadInteger('n =');
var a := MatrRandom(n, n, -99, 99);
a.Println(4);
Writeln;
var t := a.ElementsWithIndices.MaxBy(p -> p[0]);
var (r, c) := (t[1], t[2]);
a.SetRow(r, ArrFill(n, 1));
a.SetCol(c, ArrFill(n, 1));
a.Println(4)
end.