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  1. //: C20:DequeCoreDump.cpp
  2. // From Thinking in C++, 2nd Edition
  3. // Available at http://www.BruceEckel.com
  4. // (c) Bruce Eckel 1999
  5. // Copyright notice in Copyright.txt
  6. // How to break a program using a deque
  7. #include <queue>
  8. #include <iostream>
  9. using namespace std;
  10.  
  11. int main() {
  12.   deque<int> di(100, 0);
  13.   // No problem iterating from beginning to end,
  14.   // even though it spans multiple blocks:
  15.   copy(di.begin(), di.end(), 
  16.     ostream_iterator<int>(cout, " "));
  17.   deque<int>::iterator i = // In the middle:
  18.     di.begin() + di.size() / 2;;
  19.   // Walk the iterator forward as you perform 
  20.   // a lot of insertions in the middle:
  21.   for(int j = 0; j < 1000; j++) {
  22.     cout << j << endl;
  23.     di.insert(i++, 1); // Eventually breaks
  24.   }
  25. } ///:~
  26.