how to detect blank line in C ??

[Bluga]

when reading from a file, i can use :

while ( fscanf(fp1, "%d%d", &i, &j)!=EOF )

to detect End Of File, how can i detect blank line? Thanks!

 

[Nothinman]

A blank line will contain only a carriage return (\n)

 

[Omegachi]

can you show me the algorithm to rounding numbers?

 

[Bluga]

like this?

while ( (fscanf(fp1, "%d%d", &i, &j)) != EOF || "\n" )