puti @= fn(x: int) {
	 #C("printf(\"%ld\\n\", (long)x);
");
};

putch @= fn(x: char) {
	 #C("printf(\"%c\\n\", x);
");
};

putf @= fn(x: float) {
	 #C("printf(\"%f\\n\", (double)x);
");
};

ptriple @= fn(m: int, n: int) (int, int, int) {
		m*m-n*n, 2*m*n, m*m+n*n
};

f @= fn() int {
  a, b, c : int;
  a, b, c = ptriple(3, 2);
  a + b + c
};

main @= fn() {
	 puti(f());
	 A : [f()]int;
};