Cod sursa(job #153008)

Utilizator floflowfloflofloflofloflo floflow Data 9 martie 2008 23:36:47
Problema Suma divizorilor Scor 10
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.75 kb
 #include<fstream.h>     
  using namespace std;     
 #define NR 9901       
  const int n_max = 10001;     
     ifstream f("sumdiv.in");  
     ofstream g("sumdiv.out");  
     
   void div(unsigned int,unsigned int,unsigned int);     
    int main()      
    {      
        unsigned int i, n, p,S,aux,m;      
      long long a, sol = 1;      
          f>>n>>p;     
      a = n;      
      for (i=0;(1<<i)<=p;++i)     
       {      
          if (((1<<i)&p)>0)     
              sol=(sol*a); 
       aux=sol;        
       a=(a*a)%m;    
       }      
      div(aux,i,S);
      return 0;  
  }

 void div(unsigned int aux,unsigned int i,unsigned int S)
 {   S=0;
     for(i=1;i<=aux;i++) 
     if(aux%i==0)  S+=i; g<<S%NR; 
  }