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// run-pass pub fn main() { let mut x: isize = 1; x *= 2; println!("{}", x); assert_eq!(x, 2); x += 3; println!("{}", x); assert_eq!(x, 5); x *= x; println!("{}", x); assert_eq!(x, 25); x /= 5; println!("{}", x); assert_eq!(x, 5); }