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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. template <template <class> class pred, typename T = double>
  5. void apply(vector<vector<T>> & m, const T & rhs) {
  6. 	for (auto & i : m)
  7. 		for (auto & j : i)
  8. 			j = pred<T>()(j, rhs);
  9. }
  10.  
  11. int main() {
  12. 	vector<vector<double>> m(2, vector<double>(2));
  13. 	apply<minus>(m, 1.0);
  14.  
  15. 	for (auto & i : m)
  16. 		for (auto & j : i)
  17. 			cout << j << endl;
  18.  
  19. 	return 0;
  20. }
Success #stdin #stdout 0s 3412KB
comments (?)
stdin 
Standard input is empty
stdout 
-1
-1
-1
-1
https://ideone.com/nnkjby
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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