View Compilation Error

188137_0_12628.cpp: In function `int main()':
188137_0_12628.cpp:5: error: `longlong' undeclared (first use this function)
188137_0_12628.cpp:5: error: (Each undeclared identifier is reported only once for each function it appears in.)
188137_0_12628.cpp:5: error: expected `;' before "n"
188137_0_12628.cpp:6: error: `n' undeclared (first use this function)
188137_0_12628.cpp:8: error: `m' undeclared (first use this function)