0_0_21021591_3041.cpp:4:8: error: macro names must be identifiers
#define Mod 1000000007
^
0_0_21021591_3041.cpp:5:8: error: macro names must be identifiers
#define N 50005
^
0_0_21021591_3041.cpp:6:5: error: 'nbsp' declared as reference but not initialized
int num[N];
^
0_0_21021591_3041.cpp:6:10: error: 'num' does not name a type
int num[N];
^
0_0_21021591_3041.cpp:6:22: error: expected constructor, destructor, or type conversion before ';' token
int num[N];
^
0_0_21021591_3041.cpp:6:28: error: expected constructor, destructor, or type conversion before ';' token
int num[N];
^
0_0_21021591_3041.cpp:7:7: error: expected identifier before '&' token
struct cam
^
0_0_21021591_3041.cpp:7:12: error: invalid type in declaration before ';' token
struct cam
^
0_0_21021591_3041.cpp:7:12: error: redefinition of 'int& nbsp'
0_0_21021591_3041.cpp:6:5: note: 'int& nbsp' previously declared here
int num[N];
^
0_0_21021591_3041.cpp:7:13: error: 'cam' does not name a type
struct cam
^
0_0_21021591_3041.cpp:7:27: error: expected constructor, destructor, or type conversion before ';' token
struct cam
^
0_0_21021591_3041.cpp:8:1: error: expected unqualified-id before '{' token
{
^
0_0_21021591_3041.cpp:12:2: error: 'list' does not name a type
}list[N*4];
^
0_0_21021591_3041.cpp:12:17: error: expected constructor, destructor, or type conversion before ';' token
}list[N*4];
^
0_0_21021591_3041.cpp:12:23: error: expected constructor, destructor, or type conversion before ';' token
}list[N*4];
^
0_0_21021591_3041.cpp:13:6: error: cannot declare reference to 'void'
void build(int k,int x,int y)
^
0_0_21021591_3041.cpp:13:6: error: variable or field 'nbsp' declared void
0_0_21021591_3041.cpp:13:25: error: expected ')' before ';' token
void build(int k,int x,int y)
^
0_0_21021591_3041.cpp:13:25: error: expected constructor, destructor, or type conversion before ';' token
0_0_21021591_3041.cpp:13:26: error: 'k' does not name a type
void build(int k,int x,int y)
^
0_0_21021591_3041.cpp:13:37: error: 'x' does not name a type
void build(int k,int x,int y)
^
0_0_21021591_3041.cpp:13:48: error: 'y' does not name a type
void build(int k,int x,int y)
^
0_0_21021591_3041.cpp:13:61: error: expected constructor, destructor, or type conversion before ';' token
void build(int k,int x,int y)
^
0_0_21021591_3041.cpp:14:1: error: expected unqualified-id before '{' token
{
^
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