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  1. #include <iostream>
  2. #include <deque>
  3. #include<vector>
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8.     deque<int> d;
  9.     vector<int> v;
  10.     int a,b; cin >> a >> b;
  11.     for(int i = 1; i <= a; i++)
  12.         d.push_back(i);
  13.     auto iter = d.begin();
  14.     auto iter2 = d.begin();
  15.     for(int i = 0; i < a; i++)
  16.     {
  17.         for(int j = 0; j < b-1; j++)
  18.         {
  19. //            cout << *iter << " ";
  20.             if(*iter == d.back())
  21.             {
  22.                 iter = d.begin();
  23.                 continue;
  24.             }
  25.             else
  26.                 iter++;
  27.         }
  28. //        for(int k = 0; k < d.size(); k++)
  29. //            cout << d[k] << " ";
  30. //        cout << *iter << endl;
  31.         v.push_back(*iter);
  32.         iter2 = iter;
  33. //        cout << *d.begin() << " " << *d.end() << endl;
  34.         if(*iter == d.back())
  35.         {
  36.             iter = d.begin();
  37.             d.erase(iter2);
  38.         }
  39.         else if(iter == d.begin())
  40.         {
  41.             iter = d.erase(iter2);
  42.         }
  43.         else
  44.         {
  45.             iter = d.erase(iter2);
  46.         }
  47.         if(*iter == d.back() && iter == d.begin())
  48.         {
  49.             v.push_back(*iter);
  50.             break;
  51.         }
  52.     }
  53.     cout << "<" << v[0];
  54.     for(int i = 1; i < v.size(); i++)
  55.         cout << ", " << v[i];
  56.     cout << ">\n";
  57. }
Runtime error #stdin #stdout 0s 4484KB
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stdin
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1 1
stdout
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Standard output is empty
https://ideone.com/RkPWNC
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
public

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