View Compilation Error

0_0_30134052_25886.cpp:1:2: error: invalid preprocessing directive #includ
 #includ<bits/stdc++.h>
  ^
0_0_30134052_25886.cpp: In function 'int main()':
0_0_30134052_25886.cpp:26:24: error: 'scanf' was not declared in this scope
     while(scanf("%d",&n)!=EOF)
                        ^
0_0_30134052_25886.cpp:26:27: error: 'EOF' was not declared in this scope
     while(scanf("%d",&n)!=EOF)
                           ^
0_0_30134052_25886.cpp:28:30: error: 'memset' was not declared in this scope
         memset(f,-1,sizeof(f));
                              ^
0_0_30134052_25886.cpp:36:37: error: 'printf' was not declared in this scope
         printf("%d\n",dfs(len,0,0,1));
                                     ^