alert("Here are 5 programes.One is different from another with a small change .Every beginner must try these programes in every language\n(e.g.c,c++,java,python,javascript).") alert("click on check to know you entered which type of number like perfect,prime,strong etc.\nClick on info to know information about the program.\nclick on range to know the range of their corresponding programs from 1 to you entered number.") alert("Don't forget to click all buttons") function factors() { var i; var n; n=prompt("Enter any number to get the factors of that number"); for(i=1;i<=n;i++) { if(n%i==0) document.write(i+"
"); } } function prime(){ var i; var n; var count; n=prompt("Enter any number to check whether it is prime or not?"); for(i=1,count=0;i<=n;i++) { if(n%i==0) count++; } if(count==2) document.write(n+ "

is a prime number

"); else document.write(n+ "

is not a prime number

"); } function perfect(){ var i; var n; var sum; n=prompt("Enter any number to check whether it is perfect or not?"); for(i=1,sum=0;iis a perfect number"); else document.write(n+ "

is not a perfect number

"); } function strong() { var i; var n; var sum; var fact; var temp; var r; n=prompt("Enter any number to check whether it is strong or not?"); temp=n; for(sum=0;n>0;) { r=n%10; for(i=1,fact=1;i<=r;i++) { fact =fact*i; } sum=sum+fact; n=Math.floor(n/10); } if(sum==temp) document.write(temp+ "

is a strong number

"); else document.write(temp+ "

is not a strong number

"); } function palin() { var n,sum, temp, r; n=prompt("Enter any number to check whether it is pali drome or not?"); temp=n; for(sum=0;n>0;) { r=n%10; sum=sum*10+r; n=Math.floor(n/10); } if(sum==temp) document.write(temp+"

is a palindrome number

"); else document.write(temp+ "

is not a palindrome number

"); } function primerange(){ var n, count,i,m,flag; m=prompt("Enter any number to get prime numbers from 1 to you entered number."); for(n=1,flag=0;n<=m;n++) { for(i=1,count=0;i<=n;i++) { if(n%i==0) count++; } if(count==2) { if(flag==1) document.write(","); document.write(n); flag=1; } } } function perfectrange() { var n,sum,i,m,flag; m=prompt("Enter any number to get perfect numbers from 1 to you entered number."); for(n=1,flag=0;n<=m;n++) { for(i=1,sum=0;i=1) document.write(","); document.write(n); flag++; } } } function strongrange() { var num,m,temp,sum,i,fact,r; m=prompt("Enter any number to get strong numbers from 1 to you entered number."); for(num=1;num<=m;num++) { temp=num; sum=0; while(temp) { i=1; fact=1; r=temp%10; while(i<=r) { fact=fact*i; i++; } sum=sum+fact; temp=Math.floor(temp/10); } if(sum==num) document.write(sum+"
") } } function palinrange() { var n,sum,temp, r,m,flag; m=prompt("Enter any number to get palindrome numbers from 1 to you entered number."); for(n=1,flag=0;n<=m;n++) { for(temp=n,sum=0;n>0;n=Math.floor(n/10)) { sum=sum*10+n%10; } n=temp; if(sum==temp) { if(flag>=1) document.write(","); document.write(n); flag++; } } } function info() { alert("Factors means a number which is divisible(remainder=0)by the given number is called the factors of that number..\nFor example:6\nThe factors of 6 are:1,2,3,6 because these can be completely divisible by 6") } function info1() { alert("A number that can be divided exactly only by itself and 1.\nFor example:2,3,17...") } function info2() { alert("A perfect number is a positive integer that is equal to the sum of its factors excluding the number itself.\n For example:6\n The factors of 6 are 1,2,3,6.\n The sum of its factors 1+2+3(excluding the number)=6"); } function info3(){ alert("A strong number is a number if the factorial of its individual digits is equal to the number itself.\nFor example:145\n145=1!+4!+5!=1+24+120"); } function info4(){ alert("A palindrome is a number that remains the same when its digits are reversed.\nFor example:151\norginal number=reverse number\n151=151.") } $(document).ready(function(){ $(".ran").hide(); $(".ran1").hide(); $(".ran2").hide(); $(".ran3").hide(); $(".ran4").hide(); $("#fact").click(function(){ $(".ran").show(); $(".bac").hide(); $(".info1").hide(); }); $("#check").click(function(){ $(".ran").on('click',factors()); }); $("#info").click(function(){ $(".ran").hide(); $(".info1").show(); }); $("#prim").click(function(){ $(".ran1").show(); $(".bac").hide(); }); $("#perfect").click(function(){ $(".ran2").show(); $(".bac").hide(); }); $("#strong").click(function(){ $(".ran3").show(); $(".bac").hide(); }); $("#palin").click(function(){ $(".ran4").show(); $(".bac").hide(); }); });

✴5 programs in one code✴