View Compilation Error

129691_0_19866.cpp: In function `void compute_prime()':
129691_0_19866.cpp:11: error: `_int64' undeclared (first use this function)
129691_0_19866.cpp:11: error: (Each undeclared identifier is reported only once for each function it appears in.)
129691_0_19866.cpp:11: error: expected `;' before "i"
129691_0_19866.cpp:12: error: `i' undeclared (first use this function)
129691_0_19866.cpp:14: error: `j' undeclared (first use this function)