View Compilation Error

0_0_2855204_9266.cpp: In function `int main()':
0_0_2855204_9266.cpp:21: error: `cin' undeclared (first use this function)
0_0_2855204_9266.cpp:21: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_2855204_9266.cpp:23: error: `istringstream' undeclared (first use this function)
0_0_2855204_9266.cpp:23: error: expected `;' before "iss"
0_0_2855204_9266.cpp:24: error: `iss' undeclared (first use this function)
0_0_2855204_9266.cpp:28: error: `cout' undeclared (first use this function)
0_0_2855204_9266.cpp:28: error: `endl' undeclared (first use this function)