title: Number Digits Product Two Numbers
signature: int numberDigitsProductTwoNumbers(int a, int b) {
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 a, int b, int expected){
      try
      {
          if (validateSolution(PLACEHOLDER_FN_NAME(a, b), 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(86, 39, 4); 
      cout << "TEST-" << 0 << "..."
           <<  result
           << "\n";
  
      result = driver(81, 87, 4); 
      cout << "TEST-" << 1 << "..."
           <<  result
           << "\n";
  
      result = driver(48, 84, 4); 
      cout << "TEST-" << 2 << "..."
           <<  result
           << "\n";
  
      result = driver(64, 80, 4); 
      cout << "TEST-" << 3 << "..."
           <<  result
           << "\n";
  
      result = driver(56, 20, 4); 
      cout << "TEST-" << 4 << "..."
           <<  result
           << "\n";
  
      result = driver(5, 70, 3); 
      cout << "TEST-" << 5 << "..."
           <<  result
           << "\n";
  
      result = driver(25, 13, 3); 
      cout << "TEST-" << 6 << "..."
           <<  result
           << "\n";
  
      result = driver(94, 83, 4); 
      cout << "TEST-" << 7 << "..."
           <<  result
           << "\n";
  
      result = driver(5, 55, 3); 
      cout << "TEST-" << 8 << "..."
           <<  result
           << "\n";
  
      result = driver(46, 46, 4); 
      cout << "TEST-" << 9 << "..."
           <<  result
           << "\n";
  
      return 0;
  }
source_py: def number_digits_product_two_numbers(a, b):
      count = 0
      p = abs((a * b))
      if (p == 0):
          return 1
      while (p > 0):
          count = (count + 1)
          p = (p // 10)
      return count
source_cpp: int number_digits_product_two_numbers(int a, int b) {
    int count = 0;
    int p = abs ( a * b );
    if ( p == 0 ) return 1;
    while ( p > 0 ) {
      count ++;
      p = p / 10;
    }
    return count;
  }