View Compilation Error

0_0_9428718_14259.c:1:20: iostream: No such file or directory
0_0_9428718_14259.c:2:18: cstring: No such file or directory
0_0_9428718_14259.c:3: error: syntax error before "namespace"
0_0_9428718_14259.c: In function `main':
0_0_9428718_14259.c:11: error: `cin' undeclared (first use in this function)
0_0_9428718_14259.c:11: error: (Each undeclared identifier is reported only once
0_0_9428718_14259.c:11: error: for each function it appears in.)