View Compilation Error

0_0_19740328_3376.cpp: In function 'int main()':
0_0_19740328_3376.cpp:6:2: error: '_int64' was not declared in this scope
  _int64 p[50];
  ^
0_0_19740328_3376.cpp:8:2: error: 'p' was not declared in this scope
  p[0]=1;p[1]=1;
  ^