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  1. #include <stdio.h> 
  2.  
  3. void swap(int *a, int b); 
  4.  
  5. int main(void) 
  6. { 
  7.     int a[4] = {1, 2, 3, 4}; 
  8.     int b = 3; 
  9.  
  10.     swap(a+1, b); 
  11.  
  12.     printf("a[0] = %d, a[1] = %d, b = %d¥n", a[0], a[1], b); 
  13.  
  14.     return 0; 
  15. } 
  16.  
  17. void swap(int *a, int b) 
  18. { 
  19.     int temp; 
  20.  
  21.     temp = *a; 
  22.     *a = b; 
  23.     b = temp;
  24. }
Success #stdin #stdout 0s 5288KB
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Standard input is empty
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a[0] = 1, a[1] = 3, b = 3¥n
https://ideone.com/9K1W1J
language:
C (gcc 8.3)
created:
9 days ago
visibility:
public

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