Add "Remarks" and "Example" headings for error references in range [C2101, C2120]

Author: Rageking8

docs/error-messages/compiler-errors-1/compiler-error-c2101.md

@@ -9,8 +9,12 @@ helpviewer_keywords: ["C2101"]
 
 > '&' on constant
 
+## Remarks
+
 The [address-of operator (**`&`**)](../../cpp/address-of-operator-amp.md) must have an l-value as operand.
 
+## Example
+
 The following sample generates C2101:
 
 ```cpp

docs/error-messages/compiler-errors-1/compiler-error-c2102.md

@@ -9,8 +9,12 @@ helpviewer_keywords: ["C2102"]
 
 > '&' requires l-value
 
+## Remarks
+
 The [address-of operator (**`&`**)](../../cpp/address-of-operator-amp.md) must have an l-value as operand. Address of temporary values cannot be taken.
 
+## Example
+
 The following sample generates C2102:
 
 ```cpp

docs/error-messages/compiler-errors-1/compiler-error-c2103.md

@@ -9,8 +9,12 @@ helpviewer_keywords: ["C2103"]
 
 > '&' on register variable
 
+## Remarks
+
 You cannot take the address of a register.
 
+## Example
+
 The following sample generates C2103:
 
 ```c

docs/error-messages/compiler-errors-1/compiler-error-c2104.md

@@ -10,8 +10,12 @@ ms.assetid: 2ea78896-72a6-4901-a1fa-f33ea88ad61b
 
 > '&' on bit field ignored
 
+## Remarks
+
 You cannot take the address of a bit field.
 
+## Example
+
 The following sample generates C2104:
 
 ```cpp

docs/error-messages/compiler-errors-1/compiler-error-c2105.md

@@ -10,8 +10,12 @@ ms.assetid: 19b7f7bc-a9da-4d23-8193-005b6d09274f
 
 > 'operator' needs l-value
 
+## Remarks
+
 The operator must have an l-value as operand.
 
+## Examples
+
 The following sample generates C2105:
 
 ```cpp

docs/error-messages/compiler-errors-1/compiler-error-c2106.md

@@ -10,8 +10,12 @@ ms.assetid: d5c91a2e-04e4-4770-8478-788b98c52a53
 
 > 'operator' : left operand must be l-value
 
+## Remarks
+
 The operator must have an l-value as its left operand.
 
+## Example
+
 The following sample generates C2106:
 
 ```cpp

docs/error-messages/compiler-errors-1/compiler-error-c2107.md

@@ -10,6 +10,8 @@ ms.assetid: 2866a121-884e-4bb5-8613-36de5817000e
 
 > illegal index, indirection not allowed
 
+## Remarks
+
 A subscript is applied to an expression that does not evaluate to a pointer.
 
 ## Example

docs/error-messages/compiler-errors-1/compiler-error-c2109.md

@@ -10,8 +10,12 @@ ms.assetid: 2d1ac79d-a985-4904-a38b-b270578d664d
 
 > subscript requires array or pointer type
 
+## Remarks
+
 The subscript was used on a variable that was not an array.
 
+## Example
+
 The following sample generates C2109:
 
 ```cpp

docs/error-messages/compiler-errors-1/compiler-error-c2110.md

@@ -9,8 +9,12 @@ helpviewer_keywords: ["C2110"]
 
 > '+' : cannot add two pointers
 
+## Remarks
+
 An attempt was made to add two pointer values using the plus (`+`) operator.
 
+## Example
+
 The following sample generates C2110:
 
 ```cpp

docs/error-messages/compiler-errors-1/compiler-error-c2111.md

@@ -9,8 +9,12 @@ helpviewer_keywords: ["C2111"]
 
 > '+' : pointer addition requires integral operand
 
+## Remarks
+
 An attempt was made to add a nonintegral value to a pointer using the plus (`+`) operator.
 
+## Example
+
 The following sample generates C2111:
 
 ```cpp