View Compilation Error

0_0_4336083_19856.c:1:17: cstdio: No such file or directory
0_0_4336083_19856.c:2: error: syntax error before "namespace"
0_0_4336083_19856.c: In function `main':
0_0_4336083_19856.c:5: error: 'for' loop initial declaration used outside C99 mode
0_0_4336083_19856.c:7: error: 'for' loop initial declaration used outside C99 mode