131a132,142
> A = (c_equal(n,
>              init_value), c_equal(sum,
>                                   1), for(c_equal(i,0),
>                                           less_than(i,n),
>                                           c_equal(i,i + 1),
>                                           (c_equal(sum,
>                                                    sum + i), if(i mod 50 = 0,
>                                                                 (print(i,
>                                                                        "->",
>                                                                        sum), nl)))), print("done"), nl).
> 
133a145,155
> A = (c_equal(n,
>              init_value), c_equal(sum,
>                                   1), for(c_equal(i,0),
>                                           less_than(i,n),
>                                           c_equal(i,i + 1),
>                                           (c_equal(sum,
>                                                    sum + i), if(i mod 50 = 0,
>                                                                 (print(i,
>                                                                        "->",
>                                                                        sum), nl)))), print("done"), nl).
> 
135a158,168
> A = (c_equal(n,
>              init_value), c_equal(sum,
>                                   1), for(c_equal(i,0),
>                                           less_than(i,n),
>                                           c_equal(i,i + 1),
>                                           (c_equal(sum,
>                                                    sum + i), if(i mod 50 = 0,
>                                                                 (print(i,
>                                                                        "->",
>                                                                        sum), nl)))), print("done"), nl).
> 
