examPreparationWhileExersicesSoftUni

function asd(input) {
  let badGradeLimit = Number(input[0]);
  let index = 1;
  let taskName = input[index];
  let taskGrade = Number(input[index + 1]);
  let badGradesCounter = 0;
  let avvCounter = 0;
  let gradeSum = 0;
  let lastProblem = "";

  while (taskName !== "Enough") {
    lastProblem = taskName;
    avvCounter++;
    gradeSum += taskGrade;
    if (taskGrade <= 4) {
      badGradesCounter++;
    }
    if (badGradesCounter === badGradeLimit) {
      console.log(`You need a break, ${badGradesCounter} poor grades.`);
      break;
    }
    index += 2;
    taskName = input[index];
    taskGrade = Number(input[index + 1]);
  }
  if (taskName === "Enough") {
    console.log(`Average score: ${(gradeSum / avvCounter).toFixed(2)}`);
    console.log(`Number of problems: ${avvCounter}`);
    console.log(`Last problem: ${lastProblem}`);
  }
}