View Compilation Error

0_0_30372661_19173.cpp: In function 'int main()':
0_0_30372661_19173.cpp:84:17: error: expected ',' or ';' before 'll'
                 ll k2=((a[i].y-query2(1,r-1,1,k,1)+mod)%mod)*b[r]%mod;///r剩余的
                 ^
0_0_30372661_19173.cpp:86:28: error: 'k2' was not declared in this scope
                 ans=(k0+k1+k2)%mod;
                            ^