View Compilation Error

0_0_33599700_12097.cpp: In function 'void solve()':
0_0_33599700_12097.cpp:43:68: error: expected ',' or ';' before ')' token
     ll ans=(1ll*num[2]*(num[2]-1)*(num[2]-2))/6+1ll*num[2]*num[2]-1)*num[1]/2)%mod;
                                                                    ^