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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. template<class T>
  5. bool make_input(T &param){
  6.     bool bmake = false;
  7.     if( cin>>param )
  8.         bmake = true;
  9.     cin.clear();
  10.     cin.sync();
  11. }
  12.  
  13. int main(){
  14.     int value;
  15.     if( make_input(value) )
  16.         cout<<value<<endl;
  17.     else
  18.         cout<<"error"<<endl;
  19.     return 0;
  20. }
Success #stdin #stdout 0s 3464KB
comments (?)
stdin 
125245564878158
stdout 
error
https://ideone.com/PsEaDn
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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