/in/foo.cc:1:3: error: stray '#' in program
 1 #include<cstdio>
   ^
/in/foo.cc:2:4: error: stray '#' in program
  2 #include<algorithm>
    ^
/in/foo.cc:3:4: error: stray '#' in program
  3 #include<cstring>
    ^
/in/foo.cc:1:1: error: expected unqualified-id before numeric constant
 1 #include<cstdio>
 ^
/in/foo.cc:5:2: error: expected unqualified-id before numeric constant
  5 const int Inf=0x3f3f3f3f;
  ^
/in/foo.cc:6:2: error: expected unqualified-id before numeric constant
  6 int n,root,money[maxn],dp[maxn][3];
  ^
/in/foo.cc:7:2: error: expected unqualified-id before numeric constant
  7 
  ^
/in/foo.cc:9:29: error: 'e' does not name a type
  9 struct Edge{int to,next;}e[maxn];
                             ^
/in/foo.cc:10:1: error: expected unqualified-id before numeric constant
 10 int Head[maxn],len;
 ^~
/in/foo.cc:11:1: error: expected unqualified-id before numeric constant
 11 void Insert(int x,int y){
 ^~
/in/foo.cc:16:1: error: expected unqualified-id before numeric constant
 16 
 ^~