View Compilation Error

0_0_15062637_20039.cpp: In function 'int main(int, char**)':
0_0_15062637_20039.cpp:9:3: error: '_int64' was not declared in this scope
   _int64 result = 1;
   ^
0_0_15062637_20039.cpp:11:4: error: 'result' was not declared in this scope
    result *= 3;
    ^
0_0_15062637_20039.cpp:13:18: error: 'result' was not declared in this scope
   printf("%d\n", result - 1);
                  ^