Update week1A

week1A.md

@@ -41,6 +41,34 @@ class: title
 
 ---
 
+# Teaching team
+
+## Teaching assistants
+
+.center[.teamcols[
+.col[ 
+[Charel Junior Mangama Sindzi](mailto:[email protected]) ]
+.col[ 
+![:scale 100%](images/charel.jpg)] 
+.col[ 
+![:scale 100%](images/yovin.jpg)]
+.col[
+[Yovin Yahathugoda](mailto:[email protected]) ]
+] ]
+
+.center[.teamcols[
+.col[
+[Jakub Grzelak](mailto:[email protected]) ]
+.col[ 
+![:scale 100%](images/jakub.jpg) ] 
+.col[ 
+![:scale 100%](images/nashira.jpg) ]
+.col[ 
+[Paloma Nashira Rodriguez Baena](mailto:[email protected]) ]
+] ]
+
+---
+
 # Course overview
 
 ## Structure
@@ -1315,6 +1343,31 @@ arguments to verify that everything works as expected.
 
 ---
 
+# Other forms of iteration: `while` & `do ... while`
+
+The `for` loop is by far the most commonly-used looping structure, but others exist and are sometimes more appropriate
+
+--
+
+The `while` loop takes this form:
+```
+while (condition)
+  statement;
+```
+This will keep running `statement` as long as `condition` is true
+
+--
+
+The `do ... while` loop takes this form:
+```
+do 
+  statement;
+while (condition);
+```
+This will also run `statement` as long as `condition` is true. The difference with the regular `while` loop is that `condition` is tested *after* running `statement`
+
+---
+
 # The dot operator
 
 In the previous example, you will have noticed the use of syntax of this form:
@@ -2321,6 +2374,192 @@ Modify your own code to add these checks, then compile and test it
 
 ---
 
+# Other forms of conditional execution
+
+The `if` statement is by far the most common structure for conditional execution, but other forms exist.
+
+The `switch` statement allows you to execute different section of code depending on the *value* of a variable. It takes this general form:
+```
+switch (variable) {
+  case value1: 
+    statement;
+    ...
+    statement;
+    break;
+  case value2:
+    statement;
+    break;
+  ...
+  default:
+    statement; 
+}
+```
+
+
+---
+
+# Other forms of conditional execution
+
+The `if` statement is by far the most common structure for conditional execution, but other forms exist.
+
+The `switch` statement allows you to execute different section of code depending on the *value* of a variable. It takes this general form:
+```
+`switch` (variable) {
+  case value1: 
+    statement;
+    ...
+    statement;
+    break;
+  case value2:
+    statement;
+    break;
+  ...
+  default:
+    statement; 
+}
+```
+.explain-bottom[
+the `switch` keyword denotes the start of our conditional section of code
+]
+
+
+---
+
+# Other forms of conditional execution
+
+The `if` statement is by far the most common structure for conditional execution, but other forms exist.
+
+The `switch` statement allows you to execute different section of code depending on the *value* of a variable. It takes this general form:
+```
+switch (`variable`) {
+  case value1: 
+    statement;
+    ...
+    statement;
+    break;
+  case value2:
+    statement;
+    break;
+  ...
+  default:
+    statement; 
+}
+```
+.explain-bottom[
+`variable` is the variable whose value will determine the code to run
+]
+
+
+---
+
+# Other forms of conditional execution
+
+The `if` statement is by far the most common structure for conditional execution, but other forms exist.
+
+The `switch` statement allows you to execute different section of code depending on the *value* of a variable. It takes this general form:
+```
+switch (variable) {
+* case value1: 
+    statement;
+    ...
+    statement;
+    break;
+  case value2:
+    statement;
+    break;
+  ...
+  default:
+    statement; 
+}
+```
+.explain-bottom[
+for each value of `variable` that we want to handle (e.g `value1`), we use the `case` keyword to label the matching section of code, using this syntax
+]
+
+
+---
+
+# Other forms of conditional execution
+
+The `if` statement is by far the most common structure for conditional execution, but other forms exist.
+
+The `switch` statement allows you to execute different section of code depending on the *value* of a variable. It takes this general form:
+```
+switch (variable) {
+  case value1: 
+*   statement;
+*   ...
+*   statement;
+    break;
+  case value2:
+    statement;
+    break;
+  ...
+  default:
+    statement; 
+}
+```
+.explain-bottom[
+immediately after the `case` label, we insert the code to be run. This can consist of multiple lines – no need for braces here.
+]
+
+
+---
+
+# Other forms of conditional execution
+
+The `if` statement is by far the most common structure for conditional execution, but other forms exist.
+
+The `switch` statement allows you to execute different section of code depending on the *value* of a variable. It takes this general form:
+```
+switch (variable) {
+  case value1: 
+    statement;
+    ...
+    statement;
+*   break;
+  case value2:
+    statement;
+    break;
+  ...
+  default:
+    statement; 
+}
+```
+.explain-bottom[
+... but we do need to close off the last statement of the code for that case with the `break` keyword!
+
+More on the `break` statement shortly...
+]
+
+---
+
+# Other forms of conditional execution
+
+The `if` statement is by far the most common structure for conditional execution, but other forms exist.
+
+The `switch` statement allows you to execute different section of code depending on the *value* of a variable. It takes this general form:
+```
+switch (variable) {
+  case value1: 
+    statement;
+    ...
+    statement;
+    break;
+  case value2:
+    statement;
+    break;
+  ...
+* default:
+    statement; 
+}
+```
+.explain-middle[
+We can also have a catch-all `default` label at the end, which will be executed in case none of the other labels matched
+]
+
+---
+
 # Exercises
 
 To be added...