title: Minimum Rotations Unlock Circular Lock
signature: int minimumRotationsUnlockCircularLock(int input, int unlock_code) {
test_code: #include <algorithm>
  #include <assert.h>
  #include <cstdlib>
  #include <iostream>
  #include <map>
  #include <set>
  #include <string>
  #include <tuple> 
  #include <unordered_map>
  #include <vector>
  #include <math.h>
  #include <cmath>
  #include <bits/stdc++.h>
  #include <numeric>
  #include <functional>
  
  using namespace std;
  
  // SOLUTION CODE
  // ============================================
  PLACEHOLDER_CODE_BODY
  
  // TESTING CODE 
  // ============================================
  bool validateSolution(int actual, int expected){
      return actual == expected;
  }
  
  string driver(int input, int unlock_code, int expected){
      try
      {
          if (validateSolution(PLACEHOLDER_FN_NAME(input, unlock_code), expected)){
              return "PASSED";
          }
          return "FAILED";
      }
      catch (const std::overflow_error& exception_obj)
      {
          return typeid(exception_obj).name();
      }
      catch (const std::runtime_error& exception_obj)
      {
          return typeid(exception_obj).name();
      }
      catch (const std::exception& exception_obj)
      {
          return typeid(exception_obj).name();
      }
      catch (...)
      {
          return "UNK_ERROR";
      }
  }
  
  int main() {
      string result = "";
  
      result = driver(71, 46, 8); 
      cout << "TEST-" << 0 << "..."
           <<  result
           << "\n";
  
      result = driver(90, 65, 8); 
      cout << "TEST-" << 1 << "..."
           <<  result
           << "\n";
  
      result = driver(28, 84, 8); 
      cout << "TEST-" << 2 << "..."
           <<  result
           << "\n";
  
      result = driver(41, 23, 4); 
      cout << "TEST-" << 3 << "..."
           <<  result
           << "\n";
  
      result = driver(32, 58, 6); 
      cout << "TEST-" << 4 << "..."
           <<  result
           << "\n";
  
      result = driver(39, 82, 8); 
      cout << "TEST-" << 5 << "..."
           <<  result
           << "\n";
  
      result = driver(33, 58, 7); 
      cout << "TEST-" << 6 << "..."
           <<  result
           << "\n";
  
      result = driver(89, 32, 8); 
      cout << "TEST-" << 7 << "..."
           <<  result
           << "\n";
  
      result = driver(50, 51, 1); 
      cout << "TEST-" << 8 << "..."
           <<  result
           << "\n";
  
      result = driver(92, 77, 7); 
      cout << "TEST-" << 9 << "..."
           <<  result
           << "\n";
  
      return 0;
  }
source_py: def minimum_rotations_unlock_circular_lock(input, unlock_code):
      rotation = 0
      while ((input > 0) or (unlock_code > 0)):
          input_digit = (input % 10)
          code_digit = (unlock_code % 10)
          rotation += min(abs((input_digit - code_digit)), (10 - abs((input_digit - code_digit))))
          input = int((input / 10))
          unlock_code = int((unlock_code / 10))
      return rotation
source_cpp: int minimum_rotations_unlock_circular_lock(int input, int unlock_code) {
    int rotation = 0;
    int input_digit, code_digit;
    while ( input || unlock_code ) {
      input_digit = input % 10;
      code_digit = unlock_code % 10;
      rotation += min ( abs ( input_digit - code_digit ), 10 - abs ( input_digit - code_digit ) );
      input /= 10;
      unlock_code /= 10;
    }
    return rotation;
  }