how to pick a specific data in fstreamfor example: your data file may like: a:123 b:456 c:789 .... string useracc; cin >> usera...
how to pick a specific data in fstreamyou must organise your data file in a specific manner, like acc:balances then you need to read o...
Quesion on explicit copy constructors.i wonder why the following code can not be compiled. // compiler: gcc 3.3.1 #include <iostream> ...
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