View Compilation Error

0_0_14954475_29033.cpp: In function 'int main()':
0_0_14954475_29033.cpp:43:17: error: 'LL' was not declared in this scope
                 LL ans1 = pow_mod(i, k1 * j + b1, c);  
                 ^
0_0_14954475_29033.cpp:44:20: error: expected ';' before 'ans2'
                 LL ans2 = pow_mod(b, k2 * j - k2 + 1, c);
                    ^
0_0_14954475_29033.cpp:45:27: error: 'ans1' was not declared in this scope
                 ll ans = (ans1+ans2)%mod;
                           ^
0_0_14954475_29033.cpp:45:32: error: 'ans2' was not declared in this scope
                 ll ans = (ans1+ans2)%mod;
                                ^