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QFont font=QFont ("Calibri",12,QFont::Bold);    ui->Otkl_ot_teor->setFont(font);    ui->rezult->setFont(font);    ui->label_6->setFont(font);    ui->Exp_in_s->setValue(100);    ui->Exp_in_s->setMinimum(100);    ui->Exp_in_s->setMaximum(999999);    ui->Exp_in_s->setSingleStep(100);    ui->Series->setValue(100);    ui->Series->setMinimum(100);    ui->Series->setMaximum(999999);    ui->Series->setSingleStep(100);    ui->time->setMinimum(1);    ui->time->setMaximum(60);    ui->time->setValue(15);    ui->time->setSingleStep(1);    ui->Otklonenie->setText("0.92");    pen1 = QPen(Qt::darkGray);    pen2 = QPen(Qt::red,3);    pen3 = QPen(Qt::darkMagenta,3);    pen4 = QPen(Qt::darkCyan,3);    ui->tabWidget->setTabText(0,"Опыт Пирсона");    ui->tabWidget->setTabText(1,"Встреча");    ui->tabWidget->setTabText(2,"Пьяница");    ui->meet_plot->setVisible(false);    Eagle=0;    qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));    ui->ver_luzh->setText("0.333");    ui->start_step->setValue(1);    ui->start_step->setMaximum(10);    ui->start_step->setMinimum(1);    ui->start_step->setSingleStep(1);    ui->check_series->setChecked(true);    ui->progressBar->setValue(100);    ui->check_series->setVisible(false);    ui->check_single->setVisible(false);