For the following algorithms, in terms of its input, how many steps
  does it take?

  1. 
     ,----
     | public int fun(int n){
     |     int m = 10;
     |     int i=0;
     |     while(i < n){
     |        m*=m;
     |        i++;
     |     }
     |     return m;
     | }
     `----

  2. 
     ,----
     | public int fun(int n, int m){
     |   int r;
     |   for(int i=0;i<n*n;i+=m){
     |      r+=1;
     |   }
     |   return r;
     | }
     `----