View Compilation Error

0_0_9795393_18288.c: In function `main':
0_0_9795393_18288.c:7: error: syntax error before '=' token
0_0_9795393_18288.c:7: error: syntax error before ')' token
0_0_9795393_18288.c:11: error: 'for' loop initial declaration used outside C99 mode
0_0_9795393_18288.c:13: error: `i' undeclared (first use in this function)
0_0_9795393_18288.c:13: error: (Each undeclared identifier is reported only once
0_0_9795393_18288.c:13: error: for each function it appears in.)
0_0_9795393_18288.c:13: error: `a' undeclared (first use in this function)
0_0_9795393_18288.c:14: error: `e' undeclared (first use in this function)
0_0_9795393_18288.c:16: error: `o' undeclared (first use in this function)
0_0_9795393_18288.c:17: error: `u' undeclared (first use in this function)
0_0_9795393_18288.c: At top level:
0_0_9795393_18288.c:27: error: syntax error before "return"