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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     int a, b;
  5.  
  6.     printf("Enter two numbers: ");
  7.     scanf("%d %d", &a, &b);
  8.  
  9.     printf("Before swap: a = %d, b = %d\n", a, b);
  10.  
  11.     a = a + b;
  12.     b = a - b;
  13.     a = a - b;
  14.  
  15.     printf("After swap: a = %d, b = %d\n", a, b);
  16.  
  17.     return 0;
  18. }
  19.  
Success #stdin #stdout 0s 5320KB
comments (?)
stdin 
Standard input is empty
stdout 
Enter two numbers: Before swap: a = -1082881952, b = 32767
After swap: a = 32767, b = -1082881952
https://ideone.com/bhMPWk
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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