title: Program Octal Decimal Conversion
signature: int programOctalDecimalConversion(int n) {
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 n, int expected){
      try
      {
          if (validateSolution(PLACEHOLDER_FN_NAME(n), 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(37, 31); 
      cout << "TEST-" << 0 << "..."
           <<  result
           << "\n";
  
      result = driver(25, 21); 
      cout << "TEST-" << 1 << "..."
           <<  result
           << "\n";
  
      result = driver(63, 51); 
      cout << "TEST-" << 2 << "..."
           <<  result
           << "\n";
  
      result = driver(66, 54); 
      cout << "TEST-" << 3 << "..."
           <<  result
           << "\n";
  
      result = driver(32, 26); 
      cout << "TEST-" << 4 << "..."
           <<  result
           << "\n";
  
      result = driver(5, 5); 
      cout << "TEST-" << 5 << "..."
           <<  result
           << "\n";
  
      result = driver(41, 33); 
      cout << "TEST-" << 6 << "..."
           <<  result
           << "\n";
  
      result = driver(82, 66); 
      cout << "TEST-" << 7 << "..."
           <<  result
           << "\n";
  
      result = driver(54, 44); 
      cout << "TEST-" << 8 << "..."
           <<  result
           << "\n";
  
      result = driver(5, 5); 
      cout << "TEST-" << 9 << "..."
           <<  result
           << "\n";
  
      return 0;
  }
source_py: def program_octal_decimal_conversion(n):
      num = n
      dec_value = 0
      base = 1
      temp = num
      while temp:
          last_digit = (temp % 10)
          temp = int((temp / 10))
          dec_value += (last_digit * base)
          base = (base * 8)
      return dec_value
source_cpp: int program_octal_decimal_conversion(int n) {
    int num = n;
    int dec_value = 0;
    int base = 1;
    int temp = num;
    while ( temp ) {
      int last_digit = temp % 10;
      temp = temp / 10;
      dec_value += last_digit * base;
      base = base * 8;
    }
    return dec_value;
  }