var arr: [Any] = [3.14, "swift", 123.874, "java", 98.999, 0.0001, "c", "c++"]
let indexesToRemove: Set = [0, 3, 5]
arr = arr
.enumerated()
.filter { !indexesToRemove.contains($0.offset) }
.map { $0.element }
print(arr)
/*
run:
["swift", 123.874, 98.999, "c", "c++"]
*/