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1<=M,N<=10。请问测试数据里有没有M个苹果0个盘子的?这样应该输出多少啊?这个哇了。#include<iostream> using namespace std; int f(int m,int n); int main() { int M,N,K; cin>>M>>N; K=f(M,N); cout<<K<<endl; return 0; } int f(int M,int N) { if(M<0) return 0; if(M==0||N==1) return 1; return f(M-N,N)+f(M,N-1); } Followed by:
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