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  1. Prepare
  2. Data Structures
  3. Arrays
  4. Dynamic Array
  5. Discussions

Dynamic Array

  • hainam2511
     + 0 comments
    vector<vector<long>> l;

for(int i = 0; i < n; i++)
l.push_back( *(new vector<long>()) );

    You can also do this to initiate the 2D vector