Flowchart
Constructs
| Construct | Flowchart | Description | 
|---|---|---|
| Block | ![]()  | 
A single block which may be a single statement or more | 
| Selection | ![]()  | 
Selection with condition expr. Crossmark (i.e., left path) means expr evaluates to False and checkmark (i.e., right path) means expr evaluates to True. | 
| Selection (End) | ![]()  | 
The end of a selection statement (e.g., if) where the path merge. | 
| Iteration | ![]()  | 
Iteration uses similar construct as selection but with a loop. Crossmark (i.e., left path) means the loop terminates. | 



