diff --git a/src/P8865/P8865.cpp b/src/P8865/P8865.cpp
index 679d8ae..ef9dac5 100644
--- a/src/P8865/P8865.cpp
+++ b/src/P8865/P8865.cpp
@@ -19,6 +19,28 @@ ostream&operator<<(ostream &os,const pair<T,P> &p){
     return os;
 }
 
+// ostream&operator<<(ostream&os,ll num){
+//     if(num<0){
+//         cout<<'-';
+//         num=-num;
+//     }
+//     string str;
+//     while(num!=0){
+//         str=str+char(int(num%10)+'0');
+//         num/=10;
+//     }
+//     reverse(str.begin(),str.end());
+//     cout<<str;
+//     return os;
+// }
+
+// istream&operator>>(istream &is,ll &num){
+//     int64_t tmp;
+//     cin>>tmp;
+//     num=tmp;
+//     return is;
+// }
+
 void pnm(const ll (&a)[maxn][maxn]){
     for(ll i{1};i<=n;i++){
         cout<<"[DEBUG] ";
@@ -30,11 +52,35 @@ void pnm(const ll (&a)[maxn][maxn]){
     cout<<'\n';
 }
 
+template<class T>
+void clear(T (&a)[maxn][maxn]){
+    for(ll i{0};i<=n+1;i++){
+        for(ll j{0};j<=m+1;j++){
+            a[i][j]=0;
+        }
+    }
+}
+
+// template<class T>
+// void clear(T &a){
+//     for(ll i{0};i<=n+1;i++){
+//         for(ll j{0};j<=m+1;j++){
+//             a[i][j]=0;
+//         }
+//     }
+// }
+template<class T,class ...Args>
+void clear(T&&t,Args&&...args){
+    clear(t);
+    clear(args...);
+}
+
 int main(){
     iostream::sync_with_stdio(0),cin.tie(0),cout.tie(0);
 
     cin>>t>>id;
     while(t--){
+        clear(tor,tou,ptor,tod);
         cin>>n>>m>>c>>f;
         totc=0;
         totf=0;
@@ -49,7 +95,7 @@ int main(){
 
         // look right
         for(ll i{1};i<=n;i++){
-            tor[i][m+1]=0;
+            // tor[i][m+1]=0;
             for(ll j{m};j>=0;j--){
                 if(g[i][j]){
                     tor[i][j]=0;
@@ -65,7 +111,7 @@ int main(){
 
         //look up
         for(ll j{1};j<=m;j++){
-            tou[0][j]=0;
+            // tou[0][j]=0;
             for(ll i{1};i<=n;i++){
                 if(g[i][j]){
                     tou[i][j]=0;
@@ -77,9 +123,9 @@ int main(){
         // pnm(tou);
 
         //look down
-        for(ll j{1};j<=m;j++){
-            tod[n+1][j]=0;
-        }
+        // for(ll j{1};j<=m;j++){
+        //     tod[n+1][j]=0;
+        // }
         for(ll i{n};i>=0;i--){
             for(ll j{1};j<=m;j++){
                 if(g[i][j]){
@@ -99,12 +145,12 @@ int main(){
                     // cout<<make_pair(i,j)<<'\n';
                     totc = (totc+(ptor[i-2][j]*(tor[i][j]-1))%mod)%mod;
                     if(tod[i][j]-1>0){
-                        totf = (totf+(ptor[i-1][j]*(tor[i][j]-1)*(tod[i][j]-1))%mod)%mod;
+                        totf = (totf+(((ptor[i-1][j]*(tor[i][j]-1))%mod)*(tod[i][j]-1))%mod)%mod;
                     }
                     // pt(totc,totf);
                 }
             }
         }
-        cout<<totc<<' '<<totf<<'\n';
+        cout<<(c*totc)%mod<<' '<<(f*totf)%mod<<'\n';
     }
 }
\ No newline at end of file
diff --git a/src/P8865/plant/plant1.in b/src/P8865/plant/plant1.in
index 29a870a..2e2436b 100644
--- a/src/P8865/plant/plant1.in
+++ b/src/P8865/plant/plant1.in
@@ -1,6 +1,19 @@
-1 0
+3 0
 4 3 1 1
 001
 010
 000
 000
+4 3 1 1
+001
+010
+000
+000
+1 0
+6 6 1 1
+000010
+011000
+000110
+010000
+011000
+000000