View Compilation Error

0_0_9996567_3954.cpp: In function `int main()':
0_0_9996567_3954.cpp:19: error: expected `,' or `...' before '.' token
0_0_9996567_3954.cpp:20: error: a function-definition is not allowed here before '{' token
0_0_9996567_3954.cpp:20: error: expected `,' or `;' before '{' token
0_0_9996567_3954.cpp:25: error: 'struct main()::node' has no member named 'x'
0_0_9996567_3954.cpp:25: error: 'struct main()::node' has no member named 'y'
0_0_9996567_3954.cpp:27: error: `cmp' undeclared (first use this function)
0_0_9996567_3954.cpp:27: error: (Each undeclared identifier is reported only once for each function it appears in.)