original.name="Function_Valid_31"
======
>>> main.whiley
function get(int[] xs, int i) -> (int r)
requires 0 <= i && i < |xs|
ensures r == xs[i]:
    return xs[i]


public export method test():
    int i = 0
    int[] xs = [1,2,3,0,2]
    //
    if i >= |xs| || get(xs,i) != 0:
        i = i + 1
    //
    assert i == 1

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