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View Compilation Error

0_0_31487774_14275.cpp:7:13: error: expected unqualified-id before ')' token
 struct node()
             ^
0_0_31487774_14275.cpp:10:2: error: 'a' does not name a type
 }a[101];
  ^
0_0_31487774_14275.cpp:12:9: error: 'Node' was not declared in this scope
 int cmp(Node x,Node y)
         ^
0_0_31487774_14275.cpp:12:16: error: 'Node' was not declared in this scope
 int cmp(Node x,Node y)
                ^
0_0_31487774_14275.cpp:12:22: error: expression list treated as compound expression in initializer [-fpermissive]
 int cmp(Node x,Node y)
                      ^
0_0_31487774_14275.cpp:13:1: error: expected ',' or ';' before '{' token
 {
 ^
0_0_31487774_14275.cpp:17:9: error: redefinition of 'int cmp'
 int cmp(Node x,Node y)
         ^
0_0_31487774_14275.cpp:12:5: note: 'int cmp' previously defined here
 int cmp(Node x,Node y)
     ^
0_0_31487774_14275.cpp:17:9: error: 'Node' was not declared in this scope
 int cmp(Node x,Node y)
         ^
0_0_31487774_14275.cpp:17:16: error: 'Node' was not declared in this scope
 int cmp(Node x,Node y)
                ^
0_0_31487774_14275.cpp:23:1: error: expected unqualified-id before '{' token
 {
 ^


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