Answer Posted / ratna

#include<stdio.h>
main()
{
int x,y;
printf("\n enter the two numbers:\n");
scanf("%d%d",&x,&y);
y=(x+y)-y;
x=(x+y)-x;
printf("\n x=%d \n y=%d\n");
getch();
}
output: enter the two numbers:10
20
execute the conditions y=30-20=10
x=30-10=20
finally display the output:20 10

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