CodePudding user response:

Bosses, help ah,,,,

CodePudding user response:

Fp=fopen (XXXX
You open the file but didn't get file handle,

CodePudding user response:

refer to the second floor smwhotjay response:

fp=fopen (XXXX
You open the file but didn't get file handle,

Ahhh, I see

CodePudding user response:

refer to the second floor smwhotjay response:

fp=fopen (XXXX
You open the file but didn't get file handle,

Ahhh, I see the

CodePudding user response:

refer to the second floor smwhotjay response:

fp=fopen (XXXX
You open the file but didn't get file handle,

Ahhh, I see the

CodePudding user response:

Fp didn't get the return value of fopen, in addition, ch to define the type int, because can defined as int and EOF is ~