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  1. #include <iostream>
  2. #include <vector>
  3. using namespace std;
  4.  
  5. template<typename T>
  6. ostream& operator << (ostream& os, vector<T>& vec){
  7.   os << "{";
  8.   for(int i=0; i<vec.size(); i++){
  9.     os << vec[i] << ( i+1 == vec.size() ? "" : "," );
  10.   }
  11.   os << "}";
  12.   return os;
  13. }
  14.  
  15. template<typename H>
  16. void input_set(istream& is, const int idx, vector<H>& head){
  17.   is >> head[idx];
  18. }
  19.  
  20. template<typename H, typename ... T>
  21. void input_set(istream& is, const int idx, vector<H>& head, T& ... tail){
  22.   input_set(is >> head[idx], idx, tail...);
  23. }
  24.  
  25. template<typename H, typename ... T>
  26. void input_set(istream& is, vector<H>& head, T& ... tail){
  27.   for(int i=0; i<head.size(); i++) input_set(is, i, head, tail...);
  28. }
  29.  
  30. template<typename H, typename ... T>
  31. void input_set(vector<H>& head, T& ... tail){
  32.   input_set(cin, head, tail...);
  33. }
  34.  
  35. int main(){
  36.   int n;
  37.   cin >> n;
  38.  
  39.   vector<int> a(n);
  40.   vector<double> b(n);
  41.   vector<string> c(n);
  42.  
  43.   input_set(a,b,c);
  44.  
  45.   cout << a << endl;
  46.   cout << b << endl;
  47.   cout << c << endl;
  48.   return 0;
  49. }
Success #stdin #stdout 0s 3464KB
comments (?)
stdin
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3
1 0.1 abc
2 0.2 efg
9 0.5 xyz
stdout
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{1,2,9}
{0.1,0.2,0.5}
{abc,efg,xyz}
https://ideone.com/whAaYQ
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
secret

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