NOIP2011计算系数；

#include<cmath>
#include<algorithm>
#include<stdio.h>
#include<iostream>
#define ll long long
using namespace std;
int a,b,k,n,m;
ll c[1010][1010];
int main(){
  cin>>a>>b>>k>>n>>m;
  ll aa=1,bb=1;
  for(int i=1;i<=1000;i++){
    c[i][0]=c[i][i]=1;
    for(int j=1;j<=i-1;j++){
      c[i][j]=(c[i-1][j-1]+c[i-1][j])%10007;
    }
  }
  for(int i=1;i<=n;i++){
    aa=aa*a%10007;
  }
  for(int i=1;i<=m;i++){
    bb=bb*b%10007;
  }
  ll ans=c[k][n]*aa*bb%10007;
  printf("%lld",ans);
}