function multiply(fnum,snum) {
  if (snum <= 1) {
    return fnum;
  } else {
    return fnum + multiply(fnum, snum - 1);
  }
}

console.log(multiply(35,70));

function multiply2(fnum,snum) {
  if (snum <= 1) {
    return fnum;
  } else {
    return fnum + multiply2(fnum, snum - 1);
  }
}

function makeMult2 (fnum) {
  return function (snum) {
    if (snum <= 1) {
      return fnum;
    } else {
      return fnum + multiply2(fnum, snum - 1);
    }
  }
}

var multBy5 = makeMult2 (5);

console.log(multBy5(7));