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  1. #include <iostream>
  2. #include <algorithm>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	vector<int> is = { 1 };
  7. 	cout << "Before: " << is.at(0) << endl; 
  8. 	iter_swap(is.begin(), is.end());
  9. 	cout << "After:  " << is.at(0) << endl;
  10. 	return 0;
  11. }
Success #stdin #stdout 0s 3272KB
comments (?)
stdin 
Standard input is empty
stdout 
Before: 1
After:  0
https://ideone.com/2Mjjl5
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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