View Compilation Error

0_0_9972776_859.c: In function `main':
0_0_9972776_859.c:9: error: syntax error before '/' token
0_0_9972776_859.c:16: error: syntax error before '/' token
0_0_9972776_859.c:27: error: `index' undeclared (first use in this function)
0_0_9972776_859.c:27: error: (Each undeclared identifier is reported only once
0_0_9972776_859.c:27: error: for each function it appears in.)