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  1. #include <iostream>
  2. #include <bits/stdc++.h>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	unordered_map<int,int> m;
  7. 	m[1] = 1;
  8. 	for (unordered_map<int,int>::iterator it = m.begin(); it != m.end(); ++it) {
  9. 		cout<<it->first<<" "<<it->second<<endl;
  10. 	}
  11. 	cout<<"here"<<endl;
  12. 	if (m[2]) {
  13. 		m[1] = 3;
  14. 	}
  15. 	for (unordered_map<int,int>::iterator it = m.begin(); it != m.end(); ++it) {
  16. 		cout<<it->first<<" "<<it->second<<endl;
  17. 	}
  18. 	return 0;
  19. }
Success #stdin #stdout 0s 5428KB
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stdin
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Standard input is empty
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1 1
here
2 0
1 1
https://ideone.com/eYTpw9
language:
C++ (gcc 8.3)
created:
2 years ago
visibility:
public

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