#C("#include <stdio.h>
#define kasfdhkjasdfhjk ");

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


factorial @= fn(x: int) int {
		  if x == 0 { 1 } else { x * factorial(x-1) }
};

main @= fn() {
	 a342 : [factorial(5)]int;
	 puti(factorial(20));
};