View Compilation Error

0_0_11715830_16396.cpp: In function `int main(int, char**)':
0_0_11715830_16396.cpp:7: error: `hash' is not a member of `std'
0_0_11715830_16396.cpp:7: error: expected primary-expression before '>' token
0_0_11715830_16396.cpp:7: error: `h' undeclared (first use this function)
0_0_11715830_16396.cpp:7: error: (Each undeclared identifier is reported only once for each function it appears in.)