View Compilation Error

0_0_17288089_15871.cpp: In function 'void Switch(int, int, int)':
0_0_17288089_15871.cpp:47:10: error: expected primary-expression at end of input
  r[x]^=(1<
          ^
0_0_17288089_15871.cpp:47:10: error: expected ')' at end of input
0_0_17288089_15871.cpp:47:10: error: expected '}' at end of input