* @param limit the limit
* @param languages a list of languages
* @return a new Problem instance
*/
private Problem newProblem(long id, long contestId, Limit limit) {
Problem problem = new Problem();
problem.setId(id);
problem.setContestId(contestId);
problem.setCode("code" + id);
problem.setAuthor("author" + id);
problem.setChecker(id % 2 == 1);
problem.setContest("contest" + id);
problem.setLimit(limit);
problem.setRevision((int) id * 10);
problem.setSource("source" + id);
problem.setTitle("title" + id);
return problem;
}