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  1. #include <iostream>
  2. #include <vector>
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8.     vector< vector<char> > vv = { { 'a', 'b' }, { 'c', 'd' } };
  9.     for (auto& v : vv)
  10.     {
  11.         for (auto& n : v)
  12.             cout << n << " ";
  13.         cout << endl;
  14.     }
  15.     return 0;
  16. }
Success #stdin #stdout 0s 3032KB
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stdin
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Standard input is empty
stdout
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a b 
c d
https://ideone.com/lQLBcW
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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