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  1. #include <iostream>
  2. #include <math.h>
  3. using namespace std;
  4.  
  5. int main() {
  6.  
  7. double sum = 0,fct = 1.,an = 1.,n = 1.;
  8. const double e=0.00001;
  9. while( an > e )
  10. {
  11. sum += an;
  12. n++;
  13. fct*= n;
  14. an=fct /3 * pow(n,n);
  15. }
  16. cout<<sum;
  17.  
  18. return 0;
  19. }
Time limit exceeded #stdin #stdout 5s 4388KB
stdin
Standard input is empty
stdout
Standard output is empty