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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. // Either globally or in a single class:
  5. static char buf[450 << 20];
  6. void* operator new(size_t s) {
  7. 	static size_t i = sizeof buf;
  8. 	assert(s < i);
  9. 	return (void*)&buf[i -= s];
  10. }
  11. void operator delete(void*) {}
  12.  
  13. vector<int>arr;
  14.  
  15. signed main(){
  16. 	arr.resize(1,10);
  17. 	int*pt=&arr[0];
  18. 	cout<<*pt<<endl;
  19. 	arr.resize(100);
  20. 	cout<<*pt<<endl;
  21. }
Success #stdin #stdout 0.01s 5268KB
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10
10
https://ideone.com/T8vPD4
language:
C++14 (gcc 8.3)
created:
166 days ago
visibility:
secret

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