View Compilation Error

0_0_21690262_21230.cpp: In function 'long long int pow_mod(int, int, int)':
0_0_21690262_21230.cpp:5:4: error: 'LL' was not declared in this scope
    LL ans = 1;
    ^
0_0_21690262_21230.cpp:9:9: error: 'ans' was not declared in this scope
         ans = ans * a % MOD;
         ^
0_0_21690262_21230.cpp:13:12: error: 'ans' was not declared in this scope
     return ans;
            ^
0_0_21690262_21230.cpp: In function 'int main()':
0_0_21690262_21230.cpp:27:31: error: 'Quick_Mod' was not declared in this scope
             a=Quick_Mod(i,k1,C);  
                               ^