sync docs (#374)

Author: glennj

exercises/practice/saddle-points/.docs/instructions.md

@@ -13,11 +13,12 @@ Or it might have one, or even several.
 Here is a grid that has exactly one candidate tree.
 
 ```text
-    1  2  3  4
-  |-----------
-1 | 9  8  7  8
-2 | 5  3  2  4  <--- potential tree house at row 2, column 1, for tree with height 5
-3 | 6  6  7  1
+      ↓
+      1  2  3  4
+    |-----------
+  1 | 9  8  7  8
+→ 2 |[5] 3  2  4
+  3 | 6  6  7  1
 ```
 
 - Row 2 has values 5, 3, 2, and 4. The largest value is 5.

exercises/practice/swift-scheduling/.docs/instructions.md

@@ -32,12 +32,19 @@ There are two variable delivery date description patterns:
 - `"<N>M"` (N-th month)
 - `"Q<N>"` (N-th quarter)
 
-| Description | Meeting start              | Delivery date                                               |
-| ----------- | -------------------------- | ----------------------------------------------------------- |
-| `"<N>M"`    | Before N-th month          | At 8:00 on the _first_ workday¹ of this year's N-th month   |
-| `"<N>M"`    | After or in N-th month     | At 8:00 on the _first_ workday¹ of next year's N-th month   |
-| `"Q<N>"`    | Before or in N-th quarter² | At 8:00 on the _last_ workday¹ of this year's N-th quarter² |
-| `"Q<N>"`    | After N-th quarter²        | At 8:00 on the _last_ workday¹ of next year's N-th quarter² |
-
-¹ A workday is a Monday, Tuesday, Wednesday, Thursday, or Friday.
-² A year has four quarters, each with three months: January/February/March, April/May/June, July/August/September, and October/November/December.
+| Description | Meeting start             | Delivery date                                             |
+| ----------- | ------------------------- | --------------------------------------------------------- |
+| `"<N>M"`    | Before N-th month         | At 8:00 on the _first_ workday of this year's N-th month  |
+| `"<N>M"`    | After or in N-th month    | At 8:00 on the _first_ workday of next year's N-th month  |
+| `"Q<N>"`    | Before or in N-th quarter | At 8:00 on the _last_ workday of this year's N-th quarter |
+| `"Q<N>"`    | After N-th quarter        | At 8:00 on the _last_ workday of next year's N-th quarter |
+
+~~~~exercism/note
+A workday is a Monday, Tuesday, Wednesday, Thursday, or Friday.
+
+A year has four quarters, each with three months:
+1. January/February/March
+2. April/May/June
+3. July/August/September
+4. October/November/December.
+~~~~