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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main()
  5. {
  6.     vector<vector<int> > vec={{7,8,9},{7,8,1},{11,9,12},{1,2,3},{1,2,3,1}};
  7.     sort(vec.begin(),vec.end());
  8.     for(int i=0;i<vec.size();i++){
  9.         for(int j=0;j<vec[i].size();j++){
  10.             printf("%d ",vec[i][j]);
  11.         }
  12.         puts("");
  13.     }
  14.     return 0;
  15. }
Success #stdin #stdout 0s 3472KB
comments (?)
stdin 
Standard input is empty
stdout 
1 2 3 
1 2 3 1 
7 8 1 
7 8 9 
11 9 12
https://ideone.com/1VsA7X
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
secret

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