Write a method called fact that recursively calculates the factorial value of its single int parameter. The value returned by fact is a long.
LANGUAGE: JAVA
CHALLENGE:
Write a method called fact that recursively calculates the factorial value of its single int parameter. The value returned by fact is a long.
SOLUTION:
public long fact(int n) {
if (n <= 1){
return 1;
}else{
return (fact(n-1) * (long) n);
}
}