View Compilation Error

0_0_34013023_30731.cpp: In function 'int main()':
0_0_34013023_30731.cpp:21:32: error: expected ':' before string constant
             mx = mx%2==1?(mx+1)""/2:mx/2;
                                ^
0_0_34013023_30731.cpp:21:35: error: invalid operands of types 'const char [1]' and 'int' to binary 'operator/'
             mx = mx%2==1?(mx+1)""/2:mx/2;
                                   ^