CSDN the BCB6 generate qr code on the BBS program I also download, available is available, but you need to enlarge to a certain program is good for you to scan, I need a size are easy to scan the content of qr code, please help me in this regard, not enough points can upload download code to CSDN I use C C, (PS: doesn't specify 20 points, to be 30 C currency, in this case, 0 points, completely to a screenshot to prove isn't on the BBS that I have to pay money to download C)