Hi all i have problems to understand recursion .Here are two programms.Could someone tell me how they work?
1.
2.Code:#include <stdio.h> void up_and_down(int); main( ) { up_and_down(1); } void up_and_down(n); int n; { printf ("Στάδιο %d\n", n); if (n < 4) up_and_down(n+1); printf ("Στάδιο %d\n", n); }
Code:#include <stdio.h> int summing(int); main() { int k=0; k = k + summing(1); printf("%d\n", k); } int summing(n) int n; { int j=0; if (n++ < 4) j = summing(n)+ n; return j; }