View Compilation Error

0_0_21403612_30521.cpp: In function 'LL solve()':
0_0_21403612_30521.cpp:47:72: error: expected ')' before ';' token
             x = (x * quick_power (j, (num[(j+1)*i-1] - num[j*i-1])) % Q;
                                                                        ^