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| module IntPairs = Set.Make ( | |
| struct | |
| type t = int * int | |
| let compare = compare | |
| end | |
| ) | |
| let () = | |
| let ips = IntPairs.of_list [(1, 1); (1, 2); (2, 1); (1, 2)] | |
| in | |
| IntPairs.iter | |
| (fun (x, y) -> | |
| (string_of_int x) ^ ", " ^ (string_of_int y) |> print_endline) | |
| ips |
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