View Compilation Error

0_0_6300900_4178.c: In function `main':
0_0_6300900_4178.c:10: error: `sa' undeclared (first use in this function)
0_0_6300900_4178.c:10: error: (Each undeclared identifier is reported only once
0_0_6300900_4178.c:10: error: for each function it appears in.)
0_0_6300900_4178.c:10: error: syntax error before "for"
0_0_6300900_4178.c:10: error: syntax error before ')' token
0_0_6300900_4178.c: At top level:
0_0_6300900_4178.c:26: error: syntax error before "return"