View Compilation Error

625244_0_0_27999.cpp: In member function `void node::newnode(int, int)':
625244_0_0_27999.cpp:17: error: `ufo' undeclared (first use this function)
625244_0_0_27999.cpp:17: error: (Each undeclared identifier is reported only once for each function it appears in.)
625244_0_0_27999.cpp: At global scope:
625244_0_0_27999.cpp:56: error: `node ufo[200000]' used prior to declaration