View Compilation Error

118514_0_2220.c:1:19: iostream: No such file or directory
118514_0_2220.c:3: error: syntax error before "namespace"
118514_0_2220.c: In function `main':
118514_0_2220.c:13: error: `cin' undeclared (first use in this function)
118514_0_2220.c:13: error: (Each undeclared identifier is reported only once
118514_0_2220.c:13: error: for each function it appears in.)