题解 | #餐馆#

//按餐桌可容纳人数 升序排列
nArr.sort((a, b) => {
  return a - b;
});
//按每批客人的 预计消费金额 升序排列
mArr.sort((a, b) => {
  return -(a.c - b.c);
});

function fun(n, nArr, m, mArr) {
  let np = 0;
  let mp = 0;
  let maxMoney = 0;
  while(np < nArr.length && mp < mArr.length) {
    for(let i = 0; i < nArr.length; i++) {
      if (mArr[mp].b <= nArr[i]) {
          maxMoney += mArr[mp].c;
          nArr[i] = 0;
          np++;
          break;
      }
    }
    mp++;
  }
  return maxMoney;
}