View Compilation Error

0_0_6020544_16015.c: In function `main':
0_0_6020544_16015.c:92: error: syntax error before '/' token
0_0_6020544_16015.c: In function `fun':
0_0_6020544_16015.c:125: error: syntax error before '/' token
0_0_6020544_16015.c: In function `main':
0_0_6020544_16015.c:259: error: `ans' undeclared (first use in this function)
0_0_6020544_16015.c:259: error: (Each undeclared identifier is reported only once
0_0_6020544_16015.c:259: error: for each function it appears in.)
0_0_6020544_16015.c: At top level:
0_0_6020544_16015.c:262: error: redefinition of 'main'
0_0_6020544_16015.c:81: error: previous definition of 'main' was here
0_0_6020544_16015.c:281: error: initializer element is not constant
0_0_6020544_16015.c:282: error: syntax error before "if"