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Program 13: To check whether the input number is a Palindrome number or not.

                 #include<iostream.h>
                 #include<conio.h>
                 void main()
                 {

                 int i, n, r, sum = 0;
                 clrscr();
                 cout<<”Enter a Number:”;

                 cin>>n;
                 for(int num = n; num > 0 ; num = num / 10)
                 {
                         r = num % 10;
                         sum = sum * 10 + r;

                 }
                 if(sum == n) {
                         cout<<n<<” is a Palindrome Number”;

                 }
                 else {
                         cout<<n<<” is a not Palindrome Number”;
                 }

                 getch();
                 }
                 Program 14: To calculate the Factorial of the input number.

                 #include<iostream.h>
                 #include<conio.h>
                 void main()
                 {
                      int i;
                      float num;

                      double fact = 1;
                      cout << “Enter a number: “;
                      cin >> num;

                      i = 1;
                      while (i <= num)
                      {

                            fact = fact * i;
                            i++;
                      }


                                                                                                         Loops    63
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