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  1. #include<stdio.h>  
  2. int main()   
  3. {   
  4.   int x, y;  
  5.   printf("Enter the value of x and y?");  
  6.   scanf("%d %d",&x,&y);  
  7.   printf("before swapping numbers: %d   %d\n",x,y);  
  8.  
  9.   x = x + y;   
  10.   y = x - y;    
  11.   x = x - y;  
  12.   printf("After swapping: %d    %d",x,y);   
  13.   return 0;   
  14. }
Success #stdin #stdout 0s 5248KB
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stdin
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45
97
stdout
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Enter the value of x and y?before swapping numbers: 45   97
After swapping: 97    45
https://ideone.com/HGVrNF
swapping numbers without using variable
language:
C (gcc 8.3)
created:
1 year ago
visibility:
public

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