0_0_24787091_18500.cpp:2:4: error: stray '#' in program
2 #define ll long long
^
0_0_24787091_18500.cpp:3:4: error: stray '#' in program
3 #define Empty (head>=tail)
^
0_0_24787091_18500.cpp:4:4: error: stray '#' in program
4 #define go(i,a,b) for(int i=a;i<=b;i++)
^
0_0_24787091_18500.cpp:2:2: error: expected unqualified-id before numeric constant
2 #define ll long long
^
0_0_24787091_18500.cpp:4:34: error: 'i' does not name a type
4 #define go(i,a,b) for(int i=a;i<=b;i++)
^
0_0_24787091_18500.cpp:4:39: error: 'i' does not name a type
4 #define go(i,a,b) for(int i=a;i<=b;i++)
^
0_0_24787091_18500.cpp:5:22: error: 'll' does not name a type
5 const int N=50100;ll s[N],Q[N],f[N],n,x,head,L,tail,j;
^
0_0_24787091_18500.cpp:6:2: error: expected unqualified-id before numeric constant
6 inline double X(ll i){return s[i];}
^
0_0_24787091_18500.cpp:7:2: error: expected unqualified-id before numeric constant
7 inline double Y(ll i){return f[i]+(s[i]+L-1)*(s[i]+L-1);}
^
0_0_24787091_18500.cpp:8:2: error: expected unqualified-id before numeric constant
8 inline double Rate(ll i,ll k){return (Y(k)-Y(i))/(X(k)-X(i));}
^
0_0_24787091_18500.cpp:9:2: error: expected unqualified-id before numeric constant
9 int main()
^
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