View Compilation Error

0_0_19113626_21350.cpp: In function 'int m_to_n(int, char*, int, char*)':
0_0_19113626_21350.cpp:12:84: error: expected primary-expression before '%' token
         while(tens>0) {ns[len_n++]=tens%nb>=10 ? tens%nb-10+'A' : tens%nb+'0';tens/%3
                                                                                    ^
0_0_19113626_21350.cpp:12:85: error: expected '}' at end of input
         while(tens>0) {ns[len_n++]=tens%nb>=10 ? tens%nb-10+'A' : tens%nb+'0';tens/%3
                                                                                     ^
0_0_19113626_21350.cpp:12:85: error: expected '}' at end of input