@[zhaocs123456](/user/1250410) 代码？
by xiaoshumiao @ 2024-01-14 15:23:22
```cpp
#include <bits/stdc++.h>
using namespace std;
int a[101],b,c,d,e;
int C(int q,int w){
int r=1;
for(int i=0;i<w;i++){
r=r*(q-i)%10007;
}
return r;
}
int main()
{
cin >>b>>c;
for(int i=1;i<=c;i++){
cin >>a[i];
d+=a[i];
}
d=b-d;
e=C(b,d);
b=b-d;
sort(a+1,a+c+1);
for(int i=1;i<c;i++){
e=e*C(b,a[i])%10007;
b-=a[i];
}
cout<<e<<endl;
return 0;
}
```
by zhaocs123456 @ 2024-01-25 09:45:18