SWAP USING POINTERS

#include <stdio.h>

int main()
{
    int a,b,c,temp;
    int*pa;
    int*pb;
    int*pc;
    int*ptemp;
    temp=0;
    ptemp=&temp;
    pa=&a;
    pb=&b;
    pc=&c;
    printf("Enter the 1st number : ");
    scanf("%d",pa);
    printf("Enter the 2nd number : ");
    scanf("%d",pb);
    printf("Enter the 3rd number : ");
    scanf("%d",pc);
    
    *ptemp=*pa;
    *pa=*pb;
    *pb=*pc;
    *pc=*ptemp;
    
    printf("The value of a is %d\n",*pa);
    printf("The value of b is %d\n",*pb); 
    printf("The value of c is %d\n",*pc); 

    return 0;
}