View Compilation Error

0_0_36869278_19569.cpp:6:1: error: 'int64' does not name a type
 int64 T;
 ^
0_0_36869278_19569.cpp:8:1: error: 'int64' does not name a type
 int64 arr[10005];
 ^
0_0_36869278_19569.cpp:11:1: error: 'int64' does not name a type
 int64 getMi(__int64 m, __int64 n, __int64 k) {
 ^
0_0_36869278_19569.cpp: In function 'int main()':
0_0_36869278_19569.cpp:30:9: error: 'T' was not declared in this scope
  cin >> T;
         ^
0_0_36869278_19569.cpp:33:32: error: 'getMi' was not declared in this scope
   __int64 templ = getMi(k, t, l);
                                ^
0_0_36869278_19569.cpp:35:11: error: 'arr' was not declared in this scope
    cin >> arr[i];
           ^
0_0_36869278_19569.cpp:39:12: error: 'arr' was not declared in this scope
    cout << arr[start % n];
            ^