System.out.println("Contest Performance: ");

System.out.println("KAMMOLA");
System.out.println(evaluateContestPerformance("Kammola", true));

System.out.println("SOLIMAN");
System.out.println(evaluateContestPerformance("AhmedSoliman", true));

System.out.println("MOSTAFA");
System.out.println(evaluateContestPerformance("MostafaAbdullah", true));

System.out.println("SAGHEER");
System.out.println(evaluateContestPerformance("Ahmad_Elsagheer", true));


System.out.println(getActiveUsers(0, 2000000000, 0, 3000, 30));
System.out.println(getActiveUsers(1000000000, 2000000000, 2000, 3500, 70));
System.out.println(getActiveUsers(1400000000, 1500000000, 0, 3000, 30));
System.out.println(getActiveUsers(0, 2000000000, 0, 2000, 30));
System.out.println(getActiveUsers(0, 2000000000, 1000, 2000, 30));


System.out.println(selectProblems(new String[] {"Kammola", "MeshOmarYasser"}, null, 1000, 10000, 30, 100));
System.out.println(selectProblems(new String[] {"Ahmad_Elsagheer", "AhmedSoliman", "MostafaAbdullah", "tourist"}, "math", 1000, 4000, 2, 36));
System.out.println(selectProblems(new String[] {"tourist", "Petr", "KrK", "uwi", "dreamoon"}, "math", 1000, 10000, 30, 100));