public static void LoadTrainSets(out FileFacturation fileFactTrain, out FilePaiements filePaieTrain,
                                  out FilePerformance filePerfTrain, out FileTransactions fileTranTrain)
 {
     fileFactTrain = FileFacturation.LoadCsvFile(@"Data/facturation_train.csv");
     filePaieTrain = FilePaiements.LoadCsvFile(@"Data/paiements_train.csv");
     filePerfTrain = FilePerformance.LoadCsvFile(@"Data/performance_train.csv");
     fileTranTrain = FileTransactions.LoadCsvFile(@"Data/transactions_train.csv");
 }
 public static void LoadTestSets(out FileFacturation fileFactTest, out FilePaiements filePaieTest,
                                 out FilePerformance filePerfTest, out FileTransactions fileTranTest)
 {
     fileFactTest = FileFacturation.LoadCsvFile(@"Data/facturation_test.csv");
     filePaieTest = FilePaiements.LoadCsvFile(@"Data/paiements_test.csv");
     filePerfTest = FilePerformance.LoadCsvFile(@"Data/performance_test.csv");
     fileTranTest = FileTransactions.LoadCsvFile(@"Data/transactions_test.csv");
     //fileSolution = FileSolution.LoadCsvFile(@"Data/sample_solution.csv");
 }