Recursion doubt

#1

why particularly in return statement we are calling

#2

hello @viknesh1375

no reason behind it. u can call before return as well.
for exampl->

int fact(int n) {
    if(n==0){
    return 1;
   }
  int smallAns=fact(n-1);
   int ans=n * smallAns;
return ans;

}
#3

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