245 lines
3.6 KiB
Markdown
245 lines
3.6 KiB
Markdown
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### Assessment for Homework 05
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This is the automated grading for homework 5. More grading will be done for the written components of this assignment.
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#### Total score: _65_ / _65_
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Run on April 14, 14:04:12 PM.
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+ Pass: Change into directory "Hwk_05".
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### Feedback for ``hwk_05.ml``
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+ Pass: Check that file "hwk_05.ml" exists.
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+ Pass: Check that an OCaml file "hwk_05.ml" has no syntax or type errors.
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OCaml file "hwk_05.ml" has no syntax or type errors.
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+ _2_ / _2_ : Pass:
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Check that the result of evaluating
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```
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ands [ true; true; true ]
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```
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matches the pattern `true`.
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+ _1_ / _1_ : Pass:
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Check that the result of evaluating
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```
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ands [ ]
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```
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matches the pattern `true`.
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+ _2_ / _2_ : Pass:
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Check that the result of evaluating
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```
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ands [ true; false; true ]
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```
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matches the pattern `false`.
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### Feedback for ``streams.ml``
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+ Pass: Check that file "streams.ml" exists.
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+ Pass: Check that an OCaml file "streams.ml" has no syntax or type errors.
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OCaml file "streams.ml" has no syntax or type errors.
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##### ``cubes_from``
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+ _2_ / _2_ : Pass:
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Check that the result of evaluating
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```
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head (cubes_from 2)
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```
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matches the pattern `8`.
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+ _3_ / _3_ : Pass:
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Check that the result of evaluating
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```
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take 5 (cubes_from 3)
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```
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matches the pattern `[27; 64; 125; 216; 343]`.
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##### ``drop``
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+ _2_ / _2_ : Pass:
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Check that the result of evaluating
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```
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head ( drop 3 nats )
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```
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matches the pattern `4`.
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+ _3_ / _3_ : Pass:
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Check that the result of evaluating
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```
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take 2 ( drop 3 ( squares ) )
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```
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matches the pattern `[ 16; 25 ]`.
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##### ``drop_until``
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+ _2_ / _2_ : Pass:
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Check that the result of evaluating
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```
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head (drop_until (fun v -> v > 35) squares)
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```
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matches the pattern `36`.
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+ _3_ / _3_ : Pass:
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Check that the result of evaluating
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```
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take 3 (drop_until (fun x -> x > 10) nats)
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```
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matches the pattern `[11; 12; 13]`.
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##### ``map``
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+ _2_ / _2_ : Pass:
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Check that the result of evaluating
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```
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head (map (fun x -> x mod 2 = 0) nats)
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```
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matches the pattern `false`.
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+ _3_ / _3_ : Pass:
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Check that the result of evaluating
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```
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take 4 (map (fun x -> x mod 2 = 0) nats)
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```
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matches the pattern `[false; true; false; true]`.
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##### ``squares_again``
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+ _2_ / _2_ : Pass:
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Check that the result of evaluating
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```
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head squares_again
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```
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matches the pattern `1`.
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+ _3_ / _3_ : Pass:
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Check that the result of evaluating
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```
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take 5 squares_again
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```
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matches the pattern `[1; 4; 9; 16; 25]`.
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##### square root approximations
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+ _5_ / _5_ : Pass: Check that the result of evaluating `head (sqrt_approximations 49.0)` is within 1.0 of `25.`.
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+ _5_ / _5_ : Pass: Check that the result of evaluating `head (drop 4 (sqrt_approximations 49.0))` is within 0.5 of `8.5`.
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+ _5_ / _5_ : Pass: Check that the result of evaluating `head diminishing` is within 1.0 of `16.0`.
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+ _5_ / _5_ : Pass: Check that the result of evaluating `head (drop 6 diminishing)` is within 0.05 of `0.25`.
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+ _5_ / _5_ : Pass: Check that the result of evaluating `epsilon_diff 0.3 diminishing` is within 0.3 of `0.25`.
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+ _5_ / _5_ : Pass: Check that the result of evaluating `precise_calculation` is within 0.05 of `7.07`.
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##### another square root approximation
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+ _5_ / _5_ : Pass: Check that the result of evaluating `sqrt_threshold 50.0 3.0` is within 0.5 of `7.12`.
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#### Total score: _65_ / _65_
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