View Compilation Error

0_0_19204217_29188.c:2:17: error: expected identifier or '(' before '/' token
 int a[110][110];//,num[110][110];
                 ^
0_0_19204217_29188.c: In function 'dp':
0_0_19204217_29188.c:7:5: error: expected expression before '/' token
     //if(num[i][j]>=0)return num[i][j];
     ^
0_0_19204217_29188.c: In function 'main':
0_0_19204217_29188.c:14:9: error: expected expression before '/' token
         //memset(num,-1,sizeof(num));
         ^