View Compilation Error

342035_0_23125.c:1:19: iostream: No such file or directory
342035_0_23125.c:2: error: syntax error before "namespace"
342035_0_23125.c: In function `main':
342035_0_23125.c:30: error: `cin' undeclared (first use in this function)
342035_0_23125.c:30: error: (Each undeclared identifier is reported only once
342035_0_23125.c:30: error: for each function it appears in.)
342035_0_23125.c:54: error: syntax error before '/' token