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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. template<class AB,class BA>
  5. void mirror(const AB& ab,BA& ba){
  6.     ba = ab;
  7. }
  8. template<class A,class B,class C,class D>
  9. void mirror(const pair<A, B>& a, pair<C, D>& b){
  10.     mirror(a.first, b.second);
  11.     mirror(a.second, b.first);
  12. }
  13.  
  14. int main(){
  15.     pair<int,float> ab;
  16.     ab.first=3;
  17.     ab.second=2.0;
  18.     pair<float,int> ba;
  19.     mirror(ab,ba);
  20.     printf("%d\n",ba.second);
  21.  
  22.     pair<pair<int,float>,pair<float,int> > ab_cd;
  23.     ab_cd.first.first=4;
  24.     pair<pair<int,float>,pair<float,int> > dc_ba;
  25.     mirror(ab_cd,dc_ba);
  26.     printf("%d\n",dc_ba.second.second);
  27.  
  28.     return 0;
  29.  
  30. }
Success #stdin #stdout 0s 3460KB
comments ()
stdin 
Standard input is empty
stdout 
3
4
https://ideone.com/XPuS6l
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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