View Compilation Error

0_0_4938384_31879.cpp: In function `void OutOfRange()':
0_0_4938384_31879.cpp:25: error: `cout' undeclared (first use this function)
0_0_4938384_31879.cpp:25: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_4938384_31879.cpp:25: error: `endl' undeclared (first use this function)
0_0_4938384_31879.cpp: In member function `void seqList<T>::traverse()':
0_0_4938384_31879.cpp:102: error: `cout' undeclared (first use this function)
0_0_4938384_31879.cpp:102: error: `endl' undeclared (first use this function)