View Compilation Error

0_0_2689021_6102.cpp: In function `int main()':
0_0_2689021_6102.cpp:4: error: `_int64' undeclared (first use this function)
0_0_2689021_6102.cpp:4: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_2689021_6102.cpp:4: error: expected `;' before "t"
0_0_2689021_6102.cpp:9: error: `s' undeclared (first use this function)
0_0_2689021_6102.cpp:9: error: `m' undeclared (first use this function)
0_0_2689021_6102.cpp:11: error: `t' undeclared (first use this function)