2016 Update

Task/Zig-zag-matrix/Pascal/zig-zag-matrix-1.pascal

@@ -0,0 +1,67 @@
+Program zigzag( input, output );
+
+const
+  size = 5;
+var
+  zzarray: array [1..size, 1..size] of integer;
+  element, i, j: integer;
+  direction: integer;
+  width, n: integer;
+
+begin
+  i := 1;
+  j := 1;
+  direction := 1;
+  for element := 0 to (size*size) - 1 do
+  begin
+    zzarray[i,j] := element;
+    i := i + direction;
+    j := j - direction;
+    if (i = 0) then
+      begin
+        direction := -direction;
+        i := 1;
+        if (j > size) then
+        begin
+          j := size;
+          i := 2;
+        end;
+      end
+    else if (i > size) then
+      begin
+        direction := -direction;
+        i := size;
+        j := j + 2;
+      end
+    else if (j = 0) then
+      begin
+        direction := -direction;
+        j := 1;
+        if (i > size) then
+        begin
+          j := 2;
+          i := size;
+        end;
+      end
+    else if (j > size) then
+      begin
+        direction := -direction;
+        j := size;
+        i := i + 2;
+      end;
+  end;
+
+  width := 2;
+  n     := size;
+  while (n > 0) do
+  begin
+    width := width + 1;
+    n     := n div 10;
+  end;
+  for j := 1 to size do
+  begin
+    for i := 1 to size do
+      write(zzarray[i,j]:width);
+    writeln;
+  end;
+end.