View Compilation Error

0_0_4170455_23380.c: In function `zj':
0_0_4170455_23380.c:6: error: 'for' loop initial declaration used outside C99 mode
0_0_4170455_23380.c: In function `main':
0_0_4170455_23380.c:24: error: syntax error before '/' token
0_0_4170455_23380.c:29: error: syntax error before '/' token