View Compilation Error

0_0_16823336_18607.cpp:2:4: error: stray '#' in program
  2 #include<cstring>
    ^
0_0_16823336_18607.cpp:2:2: error: expected unqualified-id before numeric constant
  2 #include<cstring>
  ^
0_0_16823336_18607.cpp:4:2: error: expected unqualified-id before numeric constant
  4 int n,ans,a[10],b[10],k;
  ^
0_0_16823336_18607.cpp:5:2: error: expected unqualified-id before numeric constant
  5 bool flag,pand[10],dapand[10];
  ^
0_0_16823336_18607.cpp:6:2: error: expected unqualified-id before numeric constant
  6 void dfs(int pos,int sum,int num)
  ^