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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int main(int argc, char** argv) {
  6. int k,sum;
  7. sum =1; k = 1;
  8. for (int i=1;i<=506;i++)
  9. for (int j=0;j<4;j++)
  10. {
  11. k = k+2*i;
  12. sum = sum +k;
  13. }
  14. cout << sum;
  15. return 0;
  16. }
Success #stdin #stdout 0s 16064KB
stdin
Standard input is empty
stdout
693520565