Initial data commit

Task/Fibonacci-sequence/ALGOL-W/fibonacci-sequence.alg

@@ -0,0 +1,19 @@
+begin
+    % return the nth Fibonacci number %
+    integer procedure Fibonacci( integer value n ) ;
+        begin
+            integer fn, fn1, fn2;
+            fn2 := 1;
+            fn1 := 0;
+            fn  := 0;
+            for i := 1 until n do begin
+                fn  := fn1 + fn2;
+                fn2 := fn1;
+                fn1 := fn
+            end ;
+            fn
+        end Fibonacci ;
+
+    for i := 0 until 10 do writeon( i_w := 3, s_w := 0, Fibonacci( i ) )
+
+end.