View Compilation Error

0_0_30483801_9477.c: In function 'init':
0_0_30483801_9477.c:16:9: error: expected expression before '/' token
         //z*=a;
         ^
0_0_30483801_9477.c:23:9: error: expected expression before '/' token
         //z/=b;
         ^
0_0_30483801_9477.c:30:9: error: expected expression before '/' token
         //x+=z;
         ^
0_0_30483801_9477.c:41:5: error: expected expression before '/' token
     //printf("计算了 %d 次\r\n",Cnt);
     ^