117 lines
2.6 KiB
C++
117 lines
2.6 KiB
C++
#include <stdio.h>
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#include <string.h>
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#include <iostream>
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#include <algorithm>
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#include <vector>
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#include <queue>
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#include <set>
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#include <map>
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#include <string>
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#include <math.h>
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#include <stdlib.h>
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#include <time.h>
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using namespace std;
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const int MOD = 9999991;
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int C[1010][1010];
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int dp1[2020][1010];
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int dp2[2020][1010];
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int x,y;
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int n,m;
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int k;
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void add(int &a,int b)
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{
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a += b;
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if(a >= MOD)a -= MOD;
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}
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int sum1[1010];
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int sum2[1010];
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void init()
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{
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C[0][0] = 1;
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for(int i = 1;i < 1010;i++)
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{
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C[i][0] = C[i][i] = 1;
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for(int j = 1; j < i;j++)
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{
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C[i][j] = C[i-1][j] + C[i-1][j-1];
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if(C[i][j] >= MOD)
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C[i][j] -= MOD;
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}
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}
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memset(dp1,0,sizeof(dp1));
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memset(dp2,0,sizeof(dp2));
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dp1[y][0] = 1;
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for(int t = 1;t <= k;t++)
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for(int i = 1;i <= m;i++)
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{
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dp1[i][t] = 0;
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if(i-2 >= 1)
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{
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add(dp1[i][t],dp1[i-2][t-1]);
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}
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if(i - 1 >= 1)
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{
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add(dp1[i][t],dp1[i-1][t-1]);
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}
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if(i + 1 <= m)
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{
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add(dp1[i][t],dp1[i+1][t-1]);
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}
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if(i+2 <= m)
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{
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add(dp1[i][t],dp1[i+2][t-1]);
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}
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}
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dp2[x][0] = 1;
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for(int t = 1;t <= k;t++)
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for(int i = 1;i <= n;i++)
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{
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dp2[i][t] = 0;
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if(i-2 >= 1)
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{
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add(dp2[i][t],dp2[i-2][t-1]);
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}
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if(i - 1 >= 1)
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{
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add(dp2[i][t],dp2[i-1][t-1]);
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}
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if(i + 1 <= n)
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{
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add(dp2[i][t],dp2[i+1][t-1]);
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}
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if(i+2 <= n)
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{
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add(dp2[i][t],dp2[i+2][t-1]);
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}
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}
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memset(sum1,0,sizeof(sum1));
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for(int i = 0;i <= k;i++)
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for(int j = 1;j <= m;j++)
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add(sum1[i],dp1[j][i]);
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memset(sum2,0,sizeof(sum2));
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for(int i = 0;i <= k;i++)
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for(int j = 1;j <= n;j++)
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add(sum2[i],dp2[j][i]);
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}
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int main()
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{
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int T;
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int iCase = 0;
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scanf("%d",&T);
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while(T--)
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{
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iCase++;
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printf("Case #%d:\n",iCase);
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scanf("%d%d%d%d%d",&n,&m,&k,&x,&y);
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init();
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long long ans = 0;
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for(int i = 0;i <= k;i++)
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{
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ans += (long long)C[k][i] * sum1[i]%MOD*sum2[k-i]%MOD;
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ans %= MOD;
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}
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printf("%d\n",(int)ans);
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}
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return 0;
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}
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