The individual clues will turn green when satisfied, red when not.






Puzzle examples:
MIT puzzle (from Text Algorithm exam) Solution
Very easy, iteration 1 Solution
1389924192029662 Solution
1389924191714643 Solution
1389924191386625 Solution
1389924191034605 Solution
1389924190671584 Solution
1389924190358566 Solution
1389924190075550 Solution
1389924189788533 Solution
1389924189506517 Solution
1389924189214500 Solution
1389923839891520 Solution