题解 | #放苹果#

// m 个苹果，n 个盘子
const dp = (m, n) => {
  if(m == 0 || n == 1) return 1;
  if(n > m) {
    return dp(m, m)
  } else {
    return dp(m, n-1) + dp(m-n, n)
  }
}
while(input = readline()) {
  const [m, n] = input.split(" ");
  console.log(dp(~~m, ~~n))
}