阅读程序写结果：
#include<iostream>using namespace std;int g(int m, int n, int x){ int ans = 0; int i; if (n == 1) return 1; for (i = x; i <= m / n; i++) ans += g(m - i, n - 1, i); return ans;}int main(){ int t, m, n; cin >> m >> n; cout << g(m, n, 0) << endl; return 0;} 输入：7 3 输出：_________