View Compilation Error

225825_0_21726.c:1:20: iostream: No such file or directory
225825_0_21726.c:3: error: syntax error before "namespace"
225825_0_21726.c: In function `main':
225825_0_21726.c:14: error: `cin' undeclared (first use in this function)
225825_0_21726.c:14: error: (Each undeclared identifier is reported only once
225825_0_21726.c:14: error: for each function it appears in.)
225825_0_21726.c:39: error: `cout' undeclared (first use in this function)
225825_0_21726.c:39: error: `endl' undeclared (first use in this function)