with Text_Io;
package Random_Number is

    M1 : constant := 179;
    M2 : constant := M1 - 10;
    subtype Seed_Range_1 is Integer range 1 .. M1 - 1;
    subtype Seed_Range_2 is Integer range 1 .. M2 - 1;
    Default_I : constant Seed_Range_1 := 12;
    Default_J : constant Seed_Range_1 := 34;
    Default_K : constant Seed_Range_1 := 56;
    Default_L : constant Seed_Range_1 := 78;
    procedure Start (New_I : Seed_Range_1 := Default_I;
                     New_J : Seed_Range_1 := Default_J;
                     New_K : Seed_Range_1 := Default_K;
                     New_L : Seed_Range_1 := Default_L);
    function Next return Float;
end Random_Number;