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  1. #include <iostream> 
  2. #include <vector> 
  3.  
  4. int main(){
  5.  
  6.     std::vector<std::vector<int>> vec = {{0,1},{2,3}};
  7.  
  8.     vec.push_back({4,5});
  9.     vec.push_back({5,6});
  10.  
  11.     for (auto &vec2 : vec){
  12.         for (auto value : vec2){
  13.             std::cout << value << std::endl; 
  14.         }
  15.     }
  16.  
  17.     return 0;
  18. }
Success #stdin #stdout 0.01s 5472KB
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https://ideone.com/WH6r4T
language:
C++ 4.3.2 (gcc-4.3.2)
created:
3 years ago
visibility:
public

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