View Compilation Error

0_0_7860723_30041.cpp: In function `std::string Int64AsString(long long int)':
0_0_7860723_30041.cpp:11: error: `_i64toa' undeclared (first use this function)
0_0_7860723_30041.cpp:11: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_7860723_30041.cpp: In function `int main()':
0_0_7860723_30041.cpp:22: error: integer constant is too large for "long" type