38 lines
1.2 KiB
Text
38 lines
1.2 KiB
Text
def foo (a : Array Nat) : Array Nat :=
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let a := a.push 0 in
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let a := a.push 1 in
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let a := a.push 2 in
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let a := a.push 3 in
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a
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def main : IO UInt32 :=
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do
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let a : Array Nat := Array.empty;
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IO.println (toString a);
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IO.println (toString a.sz);
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let a := foo a;
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IO.println (toString a);
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let a := a.map (+10);
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IO.println (toString a);
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IO.println (toString a.sz);
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let a1 := a.pop;
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let a2 := a.push 100;
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IO.println (toString a1);
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IO.println (toString a2);
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let a2 := a.pop;
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IO.println a2;
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IO.println $ (([1, 2, 3, 4].toArray).map (+2)).map toString;
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IO.println $ ([1, 2, 3, 4].toArray.extract 1 3);
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IO.println $ ([1, 2, 3, 4].toArray.extract 0 100);
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IO.println $ ([1, 2, 3, 4].toArray.extract 1 1);
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IO.println $ ([1, 2, 3, 4].toArray.extract 2 4);
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IO.println [1,2,3,4].toArray.reverse;
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IO.println ([] : List Nat).toArray.reverse;
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IO.println [1,2,3].toArray.reverse;
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IO.println $ [1,2,3,4].toArray.filter (λ a, a % 2 == 0);
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IO.println $ [1,2,3,4,5].toArray.filter (λ a, a % 2 == 0);
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IO.println $ [1,2,3,4,5].toArray.filter (λ a, a % 2 == 1);
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IO.println $ [1,2,3,4].toArray.filter (>2);
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IO.println $ [1,2,3,4].toArray.filter (>10);
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IO.println $ [1,2,3,4].toArray.filter (>0);
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pure 0
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