0_0_4056970_29246.c:1:19: iostream: No such file or directory
0_0_4056970_29246.c:3: error: syntax error before "namespace"
0_0_4056970_29246.c: In function `is_prime':
0_0_4056970_29246.c:10: error: 'for' loop initial declaration used outside C99 mode
0_0_4056970_29246.c:12: error: 'for' loop initial declaration used outside C99 mode
0_0_4056970_29246.c: In function `main':
0_0_4056970_29246.c:20: error: `cin' undeclared (first use in this function)
0_0_4056970_29246.c:20: error: (Each undeclared identifier is reported only once
0_0_4056970_29246.c:20: error: for each function it appears in.)
0_0_4056970_29246.c:24: error: `cout' undeclared (first use in this function)
0_0_4056970_29246.c:24: error: `endl' undeclared (first use in this function)
0_0_4056970_29246.c:28: error: 'for' loop initial declaration used outside C99 mode
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