View Compilation Error

0_0_37165439_26790.cpp:12:3: error: stray '\' in program
   else printf(what a pity!\n);
   ^
0_0_37165439_26790.cpp: In function 'int main()':
0_0_37165439_26790.cpp:12:15: error: 'what' was not declared in this scope
   else printf(what a pity!\n);
               ^