View Compilation Error

0_0_13801287_7226.cpp:69:7: error: stray '\' in program
       /\node temp;
       ^
0_0_13801287_7226.cpp: In function 'void cheng(int)':
0_0_13801287_7226.cpp:69:7: error: expected primary-expression before '/' token
0_0_13801287_7226.cpp:69:14: error: expected primary-expression before 'temp'
       /\node temp;
              ^