// Functions Feature Test
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# Define a simple greeting function (no return type)
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function greet (string $name) {
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printnl("Hello, ", $name, "!");
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}
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# Define a sum function with explicit return type
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function sum (int $a, int $b) int {
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return $a + $b;
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}
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# Define a function that uses other functions and local variables
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function mulSum (int $x, int $y, int $z) int {
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int $product = $x * $y;
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int $result = sum($product, $z);
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return $result;
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}
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# Call the functions and print results
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greet("VoidScript");
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int $result1 = sum(7, 5);
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printnl("sum(7, 5) = ", $result1);
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int $result2 = mulSum(2, 3, 4);
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printnl("mulSum(2, 3, 4) = ", $result2);
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# Demonstrate nested call in expression
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int $combined = mulSum(1, 2, 3) + sum(3, 4);
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printnl("combined (mulSum(1,2,3) + sum(3,4)) = ", $combined);
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