6p3.cpp


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#include <iostream>

/*
 *
 * 6.3
 *
 *
 */

int fact(int val) {

	int ret = 1;
	while(val > 1) {
		ret *= val--;
	}
	
	return ret;
}

int main () {

	std::cout << fact(5) << std::endl;
	return 0;
}