View Compilation Error

0_0_24203879_7258.cpp: In function 'int main()':
0_0_24203879_7258.cpp:5:2: error: '_int64' was not declared in this scope
  _int64 high[34], low[34];
  ^
0_0_24203879_7258.cpp:6:2: error: 'high' was not declared in this scope
  high[0] = 1, low[0] = 0;
  ^
0_0_24203879_7258.cpp:6:15: error: 'low' was not declared in this scope
  high[0] = 1, low[0] = 0;
               ^