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  1. #include <iostream>
  2. #include <cmath>
  3. #include <string>
  4. using namespace std;
  5. void bitodec(int);
  6. int y =1;
  7. int u  ;
  8. int main(void)
  9. {
  10.     string input;
  11.     cout << "Enter string of binary digits " ;
  12.     cin >> input ;
  13.     for_each(input.begin(), input.end(),bitodec);
  14.     cout << "Decimal equivalent is  " << u << endl;
  15.      system("PAUSE");
  16. }
  17. void bitodec(int i)
  18. {
  19.  
  20.  
  21.      if(i != 0)
  22.      {
  23.      int u = pow(2.0, (int)y);
  24.      u = u +u ;
  25.      }
  26.      else
  27.      {
  28.          ;
  29.      }
  30.      y++;
  31.  
  32.  
  33. }
  34.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:13:48: error: ‘for_each’ was not declared in this scope
     for_each(input.begin(), input.end(),bitodec);
                                                ^
stdout 
Standard output is empty
https://ideone.com/pePVdm
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
secret

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