cplusplus:control_structures_repetition_in_algorithms
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| Both sides previous revisionPrevious revisionNext revision | Previous revisionLast revisionBoth sides next revision | ||
| cplusplus:control_structures_repetition_in_algorithms [2017/02/06 17:32] – mithat | cplusplus:control_structures_repetition_in_algorithms [2019/02/11 16:40] – [Sentinel-controlled repetition] mithat | ||
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| Line 5: | Line 5: | ||
| Mithat Konar\\ | Mithat Konar\\ | ||
| - | 2017-02-06 | + | 2019-02-11 |
| ===== Introduction ===== | ===== Introduction ===== | ||
| Line 18: | Line 18: | ||
| * " | * " | ||
| * Uses a counter variable. | * Uses a counter variable. | ||
| - | * Pseudo code:< | + | * Pseudocode:< |
| While counter has not yet exceeded the STOP_VALUE | While counter has not yet exceeded the STOP_VALUE | ||
| Do something | Do something | ||
| Line 26: | Line 26: | ||
| * **Sentinel**: | * **Sentinel**: | ||
| - | * Value(s) that indicate(s) a special condition---a " | + | * Value(s) that indicate(s) a special condition --- a " |
| ===== Sentinel-controlled repetition ===== | ===== Sentinel-controlled repetition ===== | ||
| * " | * " | ||
| - | * Pseudo code:< | + | * Pseudocode:< |
| - | While input value is not SENTINEL value | + | While value is not SENTINEL value |
| Do something | Do something | ||
| - | Get input value</ | + | Get value</ |
| * Input validation might be considered a special case of sentinel controlled repetition. | * Input validation might be considered a special case of sentinel controlled repetition. | ||
| * **Flag**: | * **Flag**: | ||
| Line 41: | Line 41: | ||
| ===== Input validation ===== | ===== Input validation ===== | ||
| * " | * " | ||
| - | * Pseudo code:< | + | * Pseudocode:< |
| While input value is not valid | While input value is not valid | ||
| Get input value from user</ | Get input value from user</ | ||
| Line 47: | Line 47: | ||
| ===== Menus ===== | ===== Menus ===== | ||
| * Repeating menus can be implemented with sentinel control. | * Repeating menus can be implemented with sentinel control. | ||
| - | * Pseudo code:< | + | * Pseudocode:< |
| Get menu choice from user | Get menu choice from user | ||
| While input value is not QUIT value | While input value is not QUIT value | ||
| Line 56: | Line 56: | ||
| ===== Iterators ===== | ===== Iterators ===== | ||
| * Do something to every item in a collection. | * Do something to every item in a collection. | ||
| - | * Pseudo code:< | + | * Pseudocode:< |
| Do something with or to the item</ | Do something with or to the item</ | ||
cplusplus/control_structures_repetition_in_algorithms.txt · Last modified: 2020/02/10 21:45 by mithat