fork download
copy 
  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4. #include <iterator>
  5. using namespace std;
  6.  
  7. struct Foo {
  8.     float score;
  9.     bool winner;
  10. };
  11.  
  12. int main() {
  13. 	vector<Foo> inputs { {20, true}, {10, false}, {5, true}, {30, true} }; 
  14. 	vector<Foo*> foor; 
  15. 	for (auto& x:inputs)
  16. 	   foor.push_back(&x);
  17. 	vector<Foo*> foob(inputs.size(),nullptr); 
  18. 	transform(inputs.begin(), inputs.end(), foob.begin(), [](auto&x) {return &x;}); 
  19.     for (auto& x:inputs) cout<<x.score<<" "; cout<<endl; 
  20.     for (auto& x:foob) cout<<x->score<<" "; cout<<endl; 
  21.     for (auto& x:foor) cout<<x->score<<" "; cout<<endl; 
  22.  
  23.     sort(foob.begin(), foob.end(), [](Foo*a, Foo*b)->bool {return a->score>b->score;}); 
  24.     for (auto& x:foob) cout<<x->score<<" "; cout<<endl; 
  25.     for (size_t i=0; i<foob.size(); i++)
  26.         foob[i]->winner= i<3;
  27.     for (auto& x:foob) cout<<x->winner<<" "; cout<<endl; 
  28. 	return 0;
  29. }
Success #stdin #stdout 0s 15240KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
20 10 5 30 
20 10 5 30 
20 10 5 30 
30 20 10 5 
1 1 1 0
https://ideone.com/W8FR6S
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!