View Compilation Error

218346_0_9159.c: In function `main':
218346_0_9159.c:5: error: `N' undeclared (first use in this function)
218346_0_9159.c:5: error: (Each undeclared identifier is reported only once
218346_0_9159.c:5: error: for each function it appears in.)
218346_0_9159.c:6: error: `EOF' undeclared (first use in this function)