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  1. #include <stdio.h>
  2.  
  3. void swap(int *x, int *y){
  4.     int tmp = *y;
  5.     *y = *x;
  6.     *x = tmp;
  7. }
  8.  
  9. int main() {
  10.     int a = 3;
  11.     int b = 1;
  12.     int c = 2;
  13.  
  14.     printf("a=%d, b=%d, c=%d\n", a,b,c);
  15.  
  16.     if(a>b)
  17.         swap(&a,&b);
  18.  
  19.     if(b>c)
  20.         swap(&b,&c);
  21.  
  22.     if(a>b)
  23.         swap(&a,&b);
  24.     printf("a=%d, b=%d, c=%d\n", a,b,c);
  25.  
  26.     return 0;
  27. }
  28.  
Success #stdin #stdout 0.01s 5280KB
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stdin
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Standard input is empty
stdout
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a=3, b=1, c=2
a=1, b=2, c=3
https://ideone.com/ZhQcXU
Ex.2-2
language:
C (gcc 8.3)
created:
15 days ago
visibility:
public

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