View Compilation Error

0_0_30301429_11364.cpp: In function 'int main()':
0_0_30301429_11364.cpp:11:12: error: invalid types 'long long int[int]' for array subscript
    cin>>a[i]>>b[i];
            ^
0_0_30301429_11364.cpp:11:18: error: invalid types 'long long int[int]' for array subscript
    cin>>a[i]>>b[i];
                  ^
0_0_30301429_11364.cpp:13:7: error: 'i' was not declared in this scope
   for(i=0;i<n;i++){
       ^
0_0_30301429_11364.cpp:17:7: error: 'i' was not declared in this scope
   for(i=0;i<n;i++){
       ^
0_0_30301429_11364.cpp:28:2: error: expected ';' before '}' token
  }
  ^