Initial data commit

Task/Loops-For-with-a-specified-step/E/loops-for-with-a-specified-step-1.e

@@ -0,0 +1,6 @@
+var i := 2
+while (i <= 8) {
+    print(`$i, `)
+    i += 2
+}
+println("who do we appreciate?")

Task/Loops-For-with-a-specified-step/E/loops-for-with-a-specified-step-2.e

@@ -0,0 +1,17 @@
+def stepRange(low, high, step) {
+    def range {
+        to iterate(f) {
+            var i := low
+            while (i <= high) {
+                f(null, i)
+                i += step
+            }
+        }
+    }
+    return range
+}
+
+for i in stepRange(2, 9, 2) {
+  print(`$i, `)
+}
+println("who do we appreciate?")

Task/Loops-For-with-a-specified-step/E/loops-for-with-a-specified-step-3.e

@@ -0,0 +1,4 @@
+for i ? (i %% 2 <=> 0) in 2..8 {
+    print(`$i, `)
+}
+println("who do we appreciate?")