View Compilation Error

546500_0_0_25727.cpp:2: error: expected nested-name-specifier before "namespae"
546500_0_0_25727.cpp:2: error: `namespae' has not been declared
546500_0_0_25727.cpp:2: error: expected `;' before "std"
546500_0_0_25727.cpp:2: error: expected constructor, destructor, or type conversion before ';' token
546500_0_0_25727.cpp: In function `int main()':
546500_0_0_25727.cpp:6: error: `cin' undeclared (first use this function)
546500_0_0_25727.cpp:6: error: (Each undeclared identifier is reported only once for each function it appears in.)
546500_0_0_25727.cpp:7: error: `cout' undeclared (first use this function)
546500_0_0_25727.cpp:7: error: `endl' undeclared (first use this function)