<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <link rel="stylesheet" href="style.css"> <title>Calculator</title>
1
1
0
0
0
</head> <body> <div class="container"> <h1>Calculator </h1> <div class="calculator"> <input type="text" name="screen" id="screen"> <table> <tr>