View Compilation Error

0_0_25049073_22073.cpp:2:1: error: expected unqualified-id before numeric constant
 2.int T,n;  
 ^
0_0_25049073_22073.cpp:3:1: error: expected unqualified-id before numeric constant
 3.struct node  
 ^
0_0_25049073_22073.cpp:6:4: error: 'd' does not name a type
 6.}d[M];  
    ^
0_0_25049073_22073.cpp:7:1: error: expected unqualified-id before numeric constant
 7.bool cmp(node a,node b)  
 ^
0_0_25049073_22073.cpp:12:1: error: expected unqualified-id before numeric constant
 12.int main()  
 ^