MirrorNumber.c

// Program to find if a number is mirror number or not
#include <stdio.h>
#include <math.h>
  int main() {
    int num, reverse1, reverse2, remainder1, remainder2, square, sqroot;
    reverse1 = 0;
    reverse2 = 0;
/*If we don't initialize than without a initial value,reverse1 and
reverse2 will contain garbage values so that run time error will occur.
*/
    printf("Enter a number\n");
    scanf("%d", & num);
    square = pow(num, 2);
    while (square != 0) {
      remainder1 = square % 10;
      reverse1 = reverse1 * 10 + remainder1;
      square = square / 10;

    }
    sqroot = sqrt(reverse1);

    while (sqroot != 0) {
      remainder2 = sqroot % 10;
      reverse2 = reverse2 * 10 + remainder2;
      sqroot = sqroot / 10;
    }

    if (reverse2 == num)
      printf("number is mirror");
    else
      printf("Not a mirror number");

    return 0;
  }