View Compilation Error

0_0_11488851_2401.cpp: In function `int main()':
0_0_11488851_2401.cpp:7: error: `_int64' undeclared (first use this function)
0_0_11488851_2401.cpp:7: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_11488851_2401.cpp:7: error: expected `;' before "maxx"
0_0_11488851_2401.cpp:10: error: `maxx' undeclared (first use this function)
0_0_11488851_2401.cpp:10: error: `minn' undeclared (first use this function)