View Compilation Error

0_0_8333761_7448.c:2:18: cstring: No such file or directory
0_0_8333761_7448.c:3:19: iostream: No such file or directory
0_0_8333761_7448.c:4: error: syntax error before "namespace"
0_0_8333761_7448.c: In function `ff':
0_0_8333761_7448.c:14: error: 'for' loop initial declaration used outside C99 mode
0_0_8333761_7448.c: In function `main':
0_0_8333761_7448.c:24: error: 'for' loop initial declaration used outside C99 mode