function cars(input) { 
     const result = carFactory(); 
  
     input.forEach(el => { 
         if (el.includes('create') && el.includes('inherit')) { 
             const [_, name, command, parent] = el.split(' '); 
             result[command](name, parent); 
         } else if (el.includes('create')) { 
             const [command, name] = el.split(' '); 
             result[command](name); 
         } else if (el.includes('set')) { 
             const [command, name, key, value] = el.split(' '); 
             result[command](name, key, value); 
         } else { 
             const [command, name] = el.split(' '); 
             result[command](name); 
         } 
     }); 
  
  
     function carFactory() { 
         const cars = { 
             create(name) { 
                 cars[name] = {}; 
             }, 
             inherit(name, parent) { 
                 cars[name] = Object.create(cars[parent]); 
             }, 
             set(name, key, value) { 
                 cars[name][key] = value;  
             }, 
             print(name) { 
                 const res = []; 
  
                 for (const key in cars[name]) { 
                     res.push(`${key}:${cars[name][key]}`) 
                 } 
  
                 console.log(res.join(',')); 
             } 
         } 
  
         return cars; 
     } 
 }