"chess oneline" - "chess" complete

js/04-js-javascript-structures-evaluations-loops/js/main.js

@@ -159,3 +159,63 @@ for (let i = 1, j = 1; i <= amountIteration; i++, j += 3) {
 alert("Сумма арифметической прогрессии: " + sum);
 
 //chess one line
+let str = "";
+let strElement;
+
+for (let i = 0; i <= 10; i++) {
+
+    if ((i % 2) === 0) {
+        strElement = " ";
+    } else {
+        strElement = "#";
+    }
+
+    str += strElement;
+}
+
+alert(str);
+
+//numbers
+let strOut = "";
+
+for (let i = 0; i < 10; i++) {
+
+    for (let j = 0; j < 10; j++) {
+        strOut += String(j);
+    }
+    strOut += "\n";
+}
+
+alert(strOut);
+
+//chess
+let chessWidth = prompt("Размер доски (ширина)");
+let chessHeight = prompt("Размер доски (высота)");
+let chess = "";
+let chessElement;
+let chess1 = ""
+
+for (let i = 0; i < chessHeight; i++) {
+
+    for (let j = 0; j < chessWidth; j++) {
+        if ((j % 2) === 0) {
+            chessElement = ".";
+        } else {
+            chessElement = "#";
+        }
+
+        chess += chessElement;
+    }
+
+    if ((i % 2) === 1) {
+        chess = chess.replace(/[.#]/g, c => c == '.' ? '#' : '.');
+    } else {
+        chess = chess.replace(/[.#]/g, c => c == '#' ? '.' : '#');
+    }
+
+    chess += "\n";
+}
+
+alert(chess);
+
+//cubes