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Description
Input
Output
Sample Input
1 7 3
Sample Output
8
Source
1 #include <iostream> 2 using namespace std; 3 #include <string> 4 5 int f(int m,int n){ 6 if(m==1||n==1) 7 return 1; 8 if(m<n) 9 return f(m,m); 10 if(m==n) //也可以合并为if(m>=n) 11 return 1+f(m,n-1); 12 if(m>n) 13 return f(m-n,n)+f(m,n-1); 14 } 15 16 17 int main(){ 18 int a,b,i; 19 cin>>i; 20 while(i--){ 21 cin>>a>>b; 22 cout<<f(a,b)<<endl; 23 } 24 return 0; 25 }
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原文地址:http://www.cnblogs.com/to-creat/p/4827082.html