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Recursive Factorial Demo

Recursive Factorial Demo. pubic class Factorial { public static int fact ( int n ) { if ( n == 0 ) return 1 ; else return n * fact ( n - 1 ); } public static void main ( String [] args ) { System . out . println ( fact ( 3 )); } }. static int fact ( int n ) {

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Recursive Factorial Demo

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  1. Recursive Factorial Demo pubic class Factorial { public staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } publicstaticvoid main(String[] args) { System.out.println(fact(3)); } }

  2. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) n = 3 environment

  3. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) n = 3 environment

  4. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) n = 3 environment

  5. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) n = 3 n = 2 environment environment

  6. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) n = 3 n = 2 environment environment

  7. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) n = 3 n = 2 environment environment

  8. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(1) n = 3 n = 2 n = 1 environment environment environment

  9. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(1) n = 3 n = 2 n = 1 environment environment environment

  10. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(1) n = 3 n = 2 n = 1 environment environment environment

  11. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(1) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(0) n = 3 n = 2 n = 1 n = 0 environment environment environment environment

  12. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(1) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(0) n = 3 n = 2 n = 1 n = 0 environment environment environment environment

  13. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(0) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(1) fact(2) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } n = 0 n = 3 n = 2 n = 1 environment environment environment environment 1

  14. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(1) n = 3 n = 2 n = 1 environment environment environment 1 1

  15. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(1) n = 3 n = 2 n = 1 environment environment environment 1 1 1

  16. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) n = 3 n = 2 environment environment 1 2

  17. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(2) n = 3 n = 2 environment environment 2 1 2

  18. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) n = 3 environment 3 2

  19. staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } fact(3) n = 3 environment 3 2 public class Factorial { public staticint fact(int n) { if(n ==0)return1; elsereturn n * fact(n-1); } publicstaticvoid main(String[] args) { System.out.println(fact(3)); } } % java Factorial 6 6

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