View Compilation Error

0_0_8547162_30605.c: In function `main':
0_0_8547162_30605.c:16: error: syntax error before "f"
0_0_8547162_30605.c:33: error: `a' undeclared (first use in this function)
0_0_8547162_30605.c:33: error: (Each undeclared identifier is reported only once
0_0_8547162_30605.c:33: error: for each function it appears in.)
0_0_8547162_30605.c:35: error: syntax error before '}' token