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  1. #include <stdio.h>
  2. int main ()
  3. {
  4.       int idx;  /* loop index */
  5.  
  6.       printf ("Incrementing; \n");
  7.  
  8.       idx = 1;  /* initialization */ 
  9.       while (idx <= 5)
  10.       { 
  11.             printf ("...%i", idx); 
  12.             ++idx; /* increment, same as:  idx = idx + 1; */ 
  13.       }
  14.  
  15.       printf ("\n\nDecrementing:\n");
  16.  
  17.       idx = 5;  /* initialization */ 
  18.       while (idx >= 1) 
  19.       { 
  20.             printf ("...%i", idx); 
  21.             --idx; /* decrement, same as:  idx = idx - 1; */ 
  22.       }
  23.  
  24.       return (0);
  25.  
  26. }
Success #stdin #stdout 0s 5288KB
comments (?)
stdin
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Standard input is empty
stdout
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Incrementing; 
...1...2...3...4...5

Decrementing:
...5...4...3...2...1
https://ideone.com/bhtY1z
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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