View Compilation Error

0_0_5020385_16145.cpp: In function `int main()':
0_0_5020385_16145.cpp:22: error: `_int64' undeclared (first use this function)
0_0_5020385_16145.cpp:22: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_5020385_16145.cpp:22: error: expected `;' before "t"
0_0_5020385_16145.cpp:27: error: `m' undeclared (first use this function)
0_0_5020385_16145.cpp:28: error: `t' undeclared (first use this function)