Initial data commit

Task/FizzBuzz/D/fizzbuzz-1.d

@@ -0,0 +1,53 @@
+import std.stdio, std.algorithm, std.conv;
+
+/// With if-else.
+void fizzBuzz(in uint n) {
+    foreach (immutable i; 1 .. n + 1)
+        if (!(i % 15))
+            "FizzBuzz".writeln;
+        else if (!(i % 3))
+            "Fizz".writeln;
+        else if (!(i % 5))
+            "Buzz".writeln;
+        else
+            i.writeln;
+}
+
+/// With switch case.
+void fizzBuzzSwitch(in uint n) {
+    foreach (immutable i; 1 .. n + 1)
+        switch (i % 15) {
+            case 0:
+                "FizzBuzz".writeln;
+                break;
+            case 3, 6, 9, 12:
+                "Fizz".writeln;
+                break;
+            case 5, 10:
+                "Buzz".writeln;
+                break;
+            default:
+                i.writeln;
+        }
+}
+
+void fizzBuzzSwitch2(in uint n) {
+    foreach (immutable i; 1 .. n + 1)
+        (i % 15).predSwitch(
+        0,       "FizzBuzz",
+        3,       "Fizz",
+        5,       "Buzz",
+        6,       "Fizz",
+        9,       "Fizz",
+        10,      "Buzz",
+        12,      "Fizz",
+        /*else*/ i.text).writeln;
+}
+
+void main() {
+    100.fizzBuzz;
+    writeln;
+    100.fizzBuzzSwitch;
+    writeln;
+    100.fizzBuzzSwitch2;
+}

Task/FizzBuzz/D/fizzbuzz-2.d

@@ -0,0 +1,17 @@
+import std;
+
+void main()
+{
+    auto fizzbuzz(in uint i)
+    {
+        string r;
+        if (i % 3 == 0) r ~= "fizz";
+        if (i % 5 == 0) r ~= "buzz";
+        if (r.length == 0) r ~= i.to!string;
+        return r;
+    }
+
+    enum r = 1.iota(101).map!fizzbuzz;
+
+    r.each!writeln;
+}