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General I/O?

Please use standard in and standard out!

Input --
Java: Scanner in = new Scanner(new BufferedReader(new InputStreamReader(;
C: scanf("%d %d", &integer1, &integer2);
C++: int x; cin >> x;

Output --
Java: System.out.println("asdf");
C: printf("%d %d", integer1, integer2);
C++: int x = 5; cout << x << endl;
General Java class names?

Please use the following class names (make sure classes are public):

Problem A - public class A { ... }
Problem B - public class B { ... }
. . .
General Compilers?

gcc 4.9.2
javac 1.6.0_37
Python 2.6.6
ghc 7.0.4
General Is this really the official scoreboard?

Yes - there were 400+ teams with at least one problem solved, so I kept "only" top 50.

Latin America super region has a single contest for all of its regions nowadays.
General Is judge running?

Please be patient, some of the problems have a large number of test cases. This will probably affect only the accepted solutions anyway. Unless the server starts acting up again, in which case I will post a message stating so.
General ubc100: What is my RTE?

/home/pscadmin/tmp/acm/PC_03: /usr/lib64/ version `GLIBCXX_3.4.20' not found (required by /home/pscadmin/tmp/acm/PC_03)

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