def add(a: ubit<32>, b: ubit<32>): ubit<32> = {
  let tmp: ubit<32> = a + b;
  return tmp;
}

let lhs: ubit<32> = (41 as ubit<32>);
let rhs: ubit<32> = (1 as ubit<32>);
let sum: ubit<32> = add(lhs, rhs);