using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace ElementaryMathematics { public partial class Form1 : Form { public Form1() { InitializeComponent(); //test } private void groupBox1_Enter(object sender, EventArgs e) { // throw new System.NotImplementedException(); } private void radioButton1_CheckedChanged(object sender, EventArgs e) { // throw new System.NotImplementedException(); } private void checkBox1_CheckedChanged(object sender, EventArgs e) { // throw new System.NotImplementedException(); } private void button1_Click(object sender, EventArgs e) { // throw new System.NotImplementedException(); } } }