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Re:为什么用递推不对呀~~Runtime ErrorIn Reply To:为什么用递推不对呀~~Runtime Error Posted by:liche717 at 2015-04-08 21:34:30 > #include <iostream>
>
> using namespace std;
> long long f(long long n,long long m)
> {
> if(n==0||m==0)
> return 1;
> if(n!=0&&m!=0) return f(n-1,m)+f(n,m-1);
> }
> int main()
> {
> long long n,m;
> while(cin>>n>>m)
> {
> if(n==0&&m==0)
> break;
> else cout<<f(n,m)<<endl;
> }
> return 0;
> }
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