function softUniStudents(input) {
   const courses = {};

   for (const line of input) {
     if (line.includes(':')) {
       let [courseName, capacity] = line.split(': ');
       capacity = Number(capacity);

       if (!courses.hasOwnProperty(courseName)) {
         courses[courseName] = {
           capacity,
           students: [],
         };
       } else {
         courses[courseName].capacity += capacity;
       }
     } else {
       let [userName, credits, email, course] = line.split(/[\[]|(?:[\]][with email]+) | joins /gm);
       credits = Number(credits);

       if (courses.hasOwnProperty(course) && courses[course].capacity > 0) {
         courses[course].students.push({
           user: userName,
           credits: credits,
           email: email,
         });
         courses[course].capacity--;
       }
     }
   }
   const sortedByStudentsCount = Object.entries(courses)
   .sort((a, b) => Object.entries(b[1].students).length - Object.entries(a[1].students).length);

   for (const course of sortedByStudentsCount) {
     console.log(`${course[0]}: ${course[1].capacity} places left`);

     const sortedByCredits = Object.entries(course[1].students).sort(
       (a, b) => b[1].credits - a[1].credits
     );
     for (const student of sortedByCredits) {
       console.log(
         `--- ${student[1].credits}: ${student[1].user}, ${student[1].email}`
       );
     }
   }
 }