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cplusplus:repetition_examples

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cplusplus:repetition_examples [2019/02/11 18:01] – [Input validation] mithatcplusplus:repetition_examples [2019/02/14 21:28] (current) – [Running total] mithat
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 ====== Control Structures: Repetition examples ====== ====== Control Structures: Repetition examples ======
  
-===== while =====+===== The while statement =====
  
 <file c++ simple_while.cpp>// This program counts to an upper limit <file c++ simple_while.cpp>// This program counts to an upper limit
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     cout << num << endl;     cout << num << endl;
     num++;     num++;
-    cout << num << endl; 
  
     return 0;     return 0;
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 </file> </file>
  
-===== Sentinel-controlled repetition =====+ 
 +===== Repetition code patterns ===== 
 + 
 +==== Counter-controlled repetition ==== 
 +<file c++ counter-controlled-repetition.cpp>// This program counts to an upper limit 
 +#include <iostream> 
 +using namespace std; 
 + 
 +int main() 
 +{ 
 +    const int UPPER_LIMIT = 5; 
 +    int num = 1;                 // initialize the counter 
 + 
 +    while (num <= UPPER_LIMIT)   // test the count 
 +    { 
 +        cout << num << endl; 
 +        num++;                   // increment the counter 
 +    } 
 + 
 +    return 0; 
 +}</file> 
 + 
 +==== Sentinel-controlled repetition ====
  
 <file c++ simple-sentinel.cpp>    // This program determines whether test scores are passing marks. <file c++ simple-sentinel.cpp>    // This program determines whether test scores are passing marks.
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 </file> </file>
  
-===== Input validation =====+==== Input validation ====
 <file c++ simple-input-validation.cpp>// Simple example of input validation. <file c++ simple-input-validation.cpp>// Simple example of input validation.
 #include <iostream> #include <iostream>
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 </file> </file>
  
-===== Running total =====+==== Running total ====
 <file c++ simple-running-total.cpp>// Simple running total example. <file c++ simple-running-total.cpp>// Simple running total example.
 // Total all the integers between a lower and an upper bound. // Total all the integers between a lower and an upper bound.
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     while (num <= UPPER_BOUND)     while (num <= UPPER_BOUND)
     {     {
-        sum += num;         // add the new value to the sum+        sum += num;         // add the new value to the accumulator
         num++;         num++;
     }     }
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 </file> </file>
-===== for =====+ 
 +===== The for statement =====
 <file c++ simple-for.cpp>// This program counts to an upper limit using a for structure. <file c++ simple-for.cpp>// This program counts to an upper limit using a for structure.
 #include <iostream> #include <iostream>
cplusplus/repetition_examples.1549908109.txt.gz · Last modified: 2019/02/11 18:01 by mithat
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