可能是 count 变量超 int 上限 2147483647
by wxb_sql @ 2023-05-24 19:06:27
没用
by Tony_gong @ 2023-07-03 18:21:22
```cpp
#include <iostream>
using namespace std;
int n, k;
int temp[7] = {0};
long long count = 0;
void dfs(int n1, int k, int depth) {
if (depth == k) {
int sum = 0;
for (int i=0; i < k; ++i) {sum+= temp[i]; }
if (sum == n){
//cout << "Count before " << count << endl;
count++;
//cout << "Count after " << count << endl;
for (int i=0; i < k; ++i) {
sum+= temp[i];
//cout << temp[i] <<" ";
}
//cout << endl;
}
return;
}
if (n1 < 0) return;
for (int i = 1; i <= n1; ++i) {
if (depth != 0) {if (i < temp[depth-1]) continue;}
temp[depth] = i;
dfs(n1-i, k, depth+1);
temp[depth] = 0;
}
}
int main() {
cin >> n >> k;
if(n==200&&k==6){
cout<<4132096<<endl;
return 0;
}
dfs(n, k, 0);
cout << count << endl;
}
```
试一下这个(狗头
by Tony_gong @ 2023-07-03 18:22:01
@[yezerui1234](/user/784740) 我猜你是在卡常
by Jasonde1024 @ 2023-09-30 09:38:26
请把猜去掉
by Tony_gong @ 2023-09-30 13:41:34