RosettaCodeData/Task/Loops-Nested/Erlang/loops-nested.erl

22 lines
672 B
Erlang

-module( loops_nested ).
-export( [task/0] ).
task() ->
Size = 20,
Two_dimensional_array = [random_array(Size) || _X <- lists:seq(1, Size)],
print_until_found( [], 20, Two_dimensional_array ).
print_until_found( [], N, [Row | T] ) -> print_until_found( print_until_found_row(N, Row), N, T );
print_until_found( _Found, _N, _Two_dimensional_array ) -> io:fwrite( "~n" ).
print_until_found_row( _N, [] ) -> [];
print_until_found_row( N, [N | T] ) -> [N | T];
print_until_found_row( N, [H | T] ) ->
io:fwrite( "~p ", [H] ),
print_until_found_row( N, T ).
random_array( Size ) -> [random:uniform(Size) || _X <- lists:seq(1, Size)].