#include #include #include #include #include using namespace std; #define N 1050 #define M 100050 #define P 9973 int Inv[N],pre[M],prv[M],n,m;char ch[M]; inline int Read() { int x=0;char y; do y=getchar(); while (y<'0'||y>'9'); do x=x*10+y-'0',y=getchar(); while (y>='0'&&y<='9'); return x; } int main() { //freopen("input.txt","r",stdin); Inv[0]=Inv[1]=prv[0]=pre[0]=true; for (int i=2;il) swap(k,l); printf("%d\n",pre[l]*prv[k-1]%P); } } return 0; }