View Compilation Error

0_0_10310886_23713.cpp:3: error: expected nested-name-specifier before "nmaespace"
0_0_10310886_23713.cpp:3: error: `nmaespace' has not been declared
0_0_10310886_23713.cpp:3: error: expected `;' before "std"
0_0_10310886_23713.cpp:3: error: expected constructor, destructor, or type conversion before ';' token