// ============================================================================
// 004 — Arithmetic Operations
// ============================================================================
// Demonstrates +, -, *, /, % on integers and floats.
//
// Run:   soma run 004_arithmetic.cell run
// Expect:
//   === Integer Arithmetic ===
//   10 + 3 = 13
//   10 - 3 = 7
//   10 * 3 = 30
//   10 / 3 = 3
//   10 % 3 = 1
//   === Float Arithmetic ===
//   3.14 * 2.0 = 6.28
//   10.0 / 3.0 = 3.3333333333333335
//   === Useful Functions ===
//   abs(-42) = 42
//   to_float(7) = 7.0
//   to_int(3.14) = 3 (note: no rounding shown, just conversion test)

cell Arithmetic {

    on run() {
        print("=== Integer Arithmetic ===")
        let a = 10
        let b = 3

        // Standard math operators
        let sum = a + b
        let diff = a - b
        let prod = a * b
        let quot = a / b       // Integer division — truncates
        let rem = a % b        // Modulo — remainder

        print("{a} + {b} = {sum}")
        print("{a} - {b} = {diff}")
        print("{a} * {b} = {prod}")
        print("{a} / {b} = {quot}")
        print("{a} % {b} = {rem}")

        print("=== Float Arithmetic ===")
        let pi = 3.14
        let two = to_float(2)
        let circle = pi * two
        print("{pi} * {two} = {circle}")

        let ten = to_float(10)
        let three = to_float(3)
        let precise = ten / three
        print("{ten} / {three} = {precise}")

        print("=== Useful Functions ===")
        // abs() returns absolute value
        let neg = -42
        let pos = abs(neg)
        print("abs({neg}) = {pos}")

        // to_float converts int to float
        let converted = to_float(7)
        print("to_float(7) = {converted}")

        return "done"
    }
}