swapping 2 values without using a 3rd variable

Sidddharthh · Oct 31, 2019 · ad31689 · ad31689
1 parent 556e67e
commit ad31689
Showing 1 changed file with 16 additions and 0 deletions.
diff --git a/swap_the_2_numbers_without_3rd_var.c b/swap_the_2_numbers_without_3rd_var.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+int main () {
+int a,b;
+
+  printf ("enter the value of num1 and num2 :");
+   scanf ("%d %d", &a , &b );
+
+   a = a + b ;
+   b = a - b ;
+   a = a - b ;
+
+    printf ("After swapping value  of  a  :  %d " , a);
+    printf ("After swapping value  of  b  :  %d  ", b);
+
+    return 0;
+  }