View Compilation Error

0_0_30764114_24239.cpp: In function 'void Down(int)':
0_0_30764114_24239.cpp:74:4: error: expected primary-expression at end of input
  if(
    ^
0_0_30764114_24239.cpp:74:4: error: expected ')' at end of input
0_0_30764114_24239.cpp:74:4: error: expected statement at end of input
0_0_30764114_24239.cpp:74:4: error: expected '}' at end of input