const number = parseInt(prompt('Enter the number of terms: '));
let n1 = 0, n2 = 1, nextTerm;
console.log('Fibonacci Series:');
for (let i = 1; i <= number; i++) {
  console.log(n1);
  nextTerm = n1 + n2;
  n1 = n2;
   n2 = nextTerm;
}