tasks a-s

Task/Pascals-triangle/E/pascals-triangle-1.e

@@ -0,0 +1,20 @@
+def pascalsTriangle(n, out) {
+    def row := [].diverge(int)
+    out.print("<table style='text-align: center; border: 0; border-collapse: collapse;'>")
+    for y in 1..n {
+        out.print("<tr>")
+        row.push(1)
+        def skip := n - y
+        if (skip > 0) {
+            out.print(`<td colspan="$skip"></td>`)
+        }
+        for x => v in row {
+            out.print(`<td>$v</td><td></td>`)
+        }
+        for i in (1..!y).descending() {
+            row[i] += row[i - 1]
+        }
+        out.println("</tr>")
+    }
+    out.print("</table>")
+}

Task/Pascals-triangle/E/pascals-triangle-2.e

@@ -0,0 +1,7 @@
+def out := <file:triangle.html>.textWriter()
+try {
+    pascalsTriangle(15, out)
+} finally {
+    out.close()
+}
+makeCommand("yourFavoriteWebBrowser")("triangle.html")