View Compilation Error

0_0_16988564_3742.cpp:3:9: error: stray '\' in program
         \  f(n-1) + f(n-2)               n > 2
         ^
0_0_16988564_3742.cpp:1:9: error: expected unqualified-id before '/' token
         /  1                             n = 1
         ^