Find Duplicate Elements in an Array in Java (Hindi) || Using 3 Different Ways

[@SmartProgramming]

◾◼ Important Links of Tutorials & Courses ◼◾ 👉🏻 Java Tutorials for Beginners - Java SE 21 Version (2025) : kzbin.info/aero/PLlhM4lkb2sEjtoPRP2AfVGJWFoltwtDdx&si=i_h8_eCgYDk_mrGA 👉🏻 Free Tutorials / Notes : smartprogramming.in/tutorials-by-smart-programming 👉🏻 Free Courses : smartprogramming.in/free-courses-by-smart-programming 👉🏻 Java Development Course (Upto 80% off) : smartprogramming.in/premium-courses-by-smart-programming 📞 For more details Call or What's App : [phone] ; [phone] ◾◼ Connect With Us On ◼◾ 👉🏻 Facebook Page : facebook.com/smartprogramming.india 👉🏻 Instagram : instagram.com/smart_programming 👉🏻 Telegram : t.me/smart_programming_deepak 👉🏻 Whats App : www.whatsapp.com/channel/0029Va6n2Gs42Dckpa2T1U1i 👉🏻 Amazon Store : www.amazon.in/shop/smartprogramming

[@pushpendratiwari522]

Sir आप मेरे लिये भगवान से कम नही,,बहुत अच्छा expaine करते है,,आप सदा खुस रहिये सर् ,,और ऐसे ही video upload करते रहिए।।thank you sir best of luck

[@SmartProgramming]

Thank you for your feedback. Below are some of the links for more videos and information : Java Tutorials Serial Wise : kzbin.info/aero/PLlhM4lkb2sEhfuXL-2BDrJ67WkUdQ2v9b Website : www.smartprogramming.in Projects & Courses Website : courses.smartprogramming.in Download Our Android Application for Notes and Interview Questions : play.google.com/store/apps/details?id=com.smartprogramming Follow Us On : Facebook Page : facebook.com/smartprogramming.india Instagram Page : instagram.com/smart_programming

[@pallavia5558]

Thank you so much for an amazing explanation... I was struggling for the solution of integers repeating more than 2 times… and finally could resolve the issue by watching your video…Thank you again.. very well explained !!!!

[@krishnamohanty5128]

Sir, im becoming your fan.everyday 2 videos sure as my daily routine. i have some questions and enquires please ans me. 1: please do all searching technique including hashing 2: explain about big O , and time and space complexity 3: All data structure logical implementation (optional: using library function) waiting for your answerss....thank you :)

[@SmartProgramming]

Thanks a lot for your valuable feedback brother.the concepts you are talking is very very important, and i will surely explain these in data structures, but it will take some time as first i have to focus on java main topics, sorry for inconvenience brother, thank you, keep learning

[@kaushalyalodhi6344]

Sir please upload collection video because apk pdaye huy topic bhut achhe se samaj m ate hai

[@suvashreepriyadarshinibisw8017]

I searched so many channels bt this channel clear my doubts

[@SmartProgramming]

Thanks

[@collegestudent1543]

Sir maine itne jagaho se ye question seekhne ki koshish ki but aapke explanation se he samaj aya ....thank you so much :)

[@SmartProgramming]

Keep Learning. Thank you for your feedback. Below are some of the links for more videos and information : Java Tutorials Serial Wise : kzbin.info/aero/PLlhM4lkb2sEhfuXL-2BDrJ67WkUdQ2v9b Important Java Books: www.amazon.in/shop/smartprogramming?listId=3OFWAB0091PSQ Website : www.smartprogramming.in Projects & Courses Website : courses.smartprogramming.in Download Our Android Application for Notes and Interview Questions : play.google.com/store/apps/details?id=com.smartprogramming Follow Us On : Shop With Us: www.amazon.in/shop/smartprogramming Facebook Page : facebook.com/smartprogramming.india Instagram : instagram.com/smart_programming

[@merychenaltech7417]

Sir upload callection video,and you have great teaching skills.

[@satyammishra1566]

wow sir ...... really you are a very very very very best teacher...........aap bht acche se her cheej samjhate ho ......bht explain ker ker ke ....... thankewww sir

[@bhupinderkaur5449]

Thank you for helping us..great job God Bless you for future videos and waiting for more tutorials :)

[@SmartProgramming]

thank you, keep learning 🙂🙂

[@shivamvishwakarma9874]

Hey guys "To Dekho" bs...sukoon❤️... Thankyou sir...!!!

[@anjandey6089]

Your app is very helpful, easy to read , and it helps me to find your video easily

[@SmartProgramming]

Thank you for your feedback. Below are some of the links for more videos and information : Java Tutorials Serial Wise : kzbin.info/aero/PLlhM4lkb2sEhfuXL-2BDrJ67WkUdQ2v9b Website : www.smartprogramming.in Projects & Courses Website : courses.smartprogramming.in Download Our Android Application for Notes and Interview Questions : play.google.com/store/apps/details?id=com.smartprogramming Follow Us On : Facebook Page : facebook.com/smartprogramming.india Instagram Page : instagram.com/smart_programming

[@This__is__akash]

Best way of teaching 👌👌

[@hemawadhwani2244]

Thanku so much sir 😊😊😊collection se related programs K liye 😊😊u r great 😀

[@SmartProgramming]

you are welcome, keep learning 🙂🙂

[@b-22-priyankaambre87]

Thankyou for being so generous with your knowledge 🙏 god bless u with all the happiness sir ☺️

[@SmartProgramming]

Thank You so Much Below are some of the links for more videos and information : Java Tutorials Serial Wise : kzbin.info/aero/PLlhM4lkb2sEhfuXL-2BDrJ67WkUdQ2v9b Important Java Books: www.amazon.in/shop/smartprogramming?listId=3OFWAB0091PSQ Website : www.smartprogramming.in Projects & Courses Website : courses.smartprogramming.in Download Our Android Application for Notes and Interview Questions : play.google.com/store/apps/details?id=com.smartprogramming Follow Us On : Shop With Us: www.amazon.in/shop/smartprogramming Facebook Page : facebook.com/smartprogramming.india Instagram : instagram.com/smart_programming

[@Invisible_Crown_Always]

Yes Please update tutorial on Data structures and Collections! Big fan of your teachings!

[@SmartProgramming]

Ok sure. Thank you for your feedback. Below are some of the links for more videos and information : Java Tutorials Serial Wise : kzbin.info/aero/PLlhM4lkb2sEhfuXL-2BDrJ67WkUdQ2v9b Website : www.smartprogramming.in Projects & Courses Website : courses.smartprogramming.in Download Our Android Application for Notes and Interview Questions : play.google.com/store/apps/details?id=com.smartprogramming Follow Us On : Amazon Store: www.amazon.in/shop/smartprogramming Facebook Page : facebook.com/smartprogramming.india Instagram Page : instagram.com/smart_programming

[@RuchiSingh-jo7dc]

You are great 👍 your explanation is super, anyone can understand easily 🙏 Thank you so much ☺️

[@SmartProgramming]

Thank you for your feedback. Below are some of the links for more videos and information : Java Tutorials Serial Wise : kzbin.info/aero/PLlhM4lkb2sEhfuXL-2BDrJ67WkUdQ2v9b Important Java Books: www.amazon.in/shop/smartprogramming?listId=3OFWAB0091PSQ Website : www.smartprogramming.in Projects & Courses Website : courses.smartprogramming.in Download Our Android Application for Notes and Interview Questions : play.google.com/store/apps/details?id=com.smartprogramming Follow Us On : Shop With Us: www.amazon.in/shop/smartprogramming Facebook Page : facebook.com/smartprogramming.india Instagram : instagram.com/smart_programming

[@MelodyWorldddzz]

You teaching skill is awesome sir

[@ritulifestyle7331]

Please sir collection and multithreading ka pura concept upload kar dijiye.I like your teaching process ☺️☺️ so i learn more. please sir 🙏🙏.

[@vk.143]

you are good to explain everything in java

[@Anjaneyulu09]

Your logical program skill is super sir, but I'm Telugu man. I don't know Hindi. Why don't you teach in English..! Other states peoples are easily can understand think once sir. Your knowledge is easily spread to others through English language...👍

[@shaik6765]

Hi sir, Plz multi threading and collections xplain kare.mostly diffrent types of programs. U r teching is excellent

[@SmartProgramming]

Hello shaik6765, Multi threading and collections will take some more time as i have to upload sequentially, sorry for inconvenience. Get updated to my new videos in the following link: kzbin.info Below are the links of all the tutorials in java : 1. Java Tutorials for Beginners : kzbin.info/www/bejne/gGK3gX6NfrV5l6c 2. Control Statements in Java (with programs and patterns) : kzbin.info/www/bejne/hYa9nJeBe8qogZI 3. Arrays in Java (With Algorithms) : kzbin.info/www/bejne/moPVm52lqcyhn6M 4. OOPs Concepts in Java : kzbin.info/www/bejne/bYjLn4ytpKeMaJY

[@HemaSahoo]

Sir, great session. Thankyou so much..

[@SmartProgramming]

Keep watching🤗 Thank you for your feedback. Below are some of the links for more videos and information : Java Tutorials Serial Wise : kzbin.info/aero/PLlhM4lkb2sEhfuXL-2BDrJ67WkUdQ2v9b Important Java Books: www.amazon.in/shop/smartprogramming?listId=3OFWAB0091PSQ Website : www.smartprogramming.in Projects & Courses Website : courses.smartprogramming.in Download Our Android Application for Notes and Interview Questions : play.google.com/store/apps/details?id=com.smartprogramming Follow Us On : Shop With Us: www.amazon.in/shop/smartprogramming Facebook Page : facebook.com/smartprogramming.india Instagram : instagram.com/smart_programming

[@arabindamohanty2190]

Real u make java simple for me to understand

[@Raphael-kb5eq]

u are a good teacher....thank u sir

[@SmartProgramming]

Hello thomas raphael, Thanks a lot for your valuable feedback and support. If you are new, Please subscribe to get updates about new videos in the following link: kzbin.info Below are the links of all the tutorials in java : 1. Java Tutorials for Beginners : kzbin.info/www/bejne/gGK3gX6NfrV5l6c 2. Control Statements in Java (with programs and patterns) : kzbin.info/www/bejne/hYa9nJeBe8qogZI 3. Arrays in Java (With Algorithms) : kzbin.info/www/bejne/moPVm52lqcyhn6M Show less

[@SonuKumar-uq2rb]

wow bro superb hash map to rat gya ab thanks a lot bro or most important questions ki ek series bhi bna do pls

[@giriprasadp1726]

Very nice explanation........all the best .Thank you sir.

[@raghvendratiwari7862]

You are a excellent trainer.if possible please upload videos on linklist.

[@SmartProgramming]

Hello raghvendra tiwari, Thanks a lot for your valuable feedback and support. linked list videos will take some time, sorry for inconvenience. Get updated to my new videos in the following link: kzbin.info Below are the links of all the tutorials in java : 1. Java Tutorials for Beginners : kzbin.info/www/bejne/gGK3gX6NfrV5l6c 2. Control Statements in Java (with programs and patterns) : kzbin.info/www/bejne/hYa9nJeBe8qogZI 3. Arrays in Java (With Algorithms) : kzbin.info/www/bejne/moPVm52lqcyhn6M 4. OOPs Concepts in Java : kzbin.info/www/bejne/bYjLn4ytpKeMaJY

[@gurjeetdhillon90]

you are awesome never seen somebody to explain so well. can you make some tutorial on collections in detail. thanks again

[@ravikirantakale6616]

Thanku sir....your video are most useful for us...

[@SmartProgramming]

Hello Ravikiran Takale, Thanks a lot for your valuable feedback and support. If you are new, Please subscribe to get updates about new videos in the following link: kzbin.info Below are the links of all the tutorials in java : 1. Java Tutorials for Beginners : kzbin.info/www/bejne/gGK3gX6NfrV5l6c 2. Control Statements in Java (with programs and patterns) : kzbin.info/www/bejne/hYa9nJeBe8qogZI 3. Arrays in Java (With Algorithms) : kzbin.info/www/bejne/moPVm52lqcyhn6M

[@Wizard_trader1]

Sir... Great ho aap💛

[@supriyamishra5968]

Nice to see Collections in this video. Thanks!

[@SmartProgramming]

Thank you for your feedback. Below are some of the links for more videos and information : Java Tutorials Serial Wise : kzbin.info/aero/PLlhM4lkb2sEhfuXL-2BDrJ67WkUdQ2v9b Website : www.smartprogramming.in Projects & Courses Website : courses.smartprogramming.in Download Our Android Application for Notes and Interview Questions : play.google.com/store/apps/details?id=com.smartprogramming Follow Us On : Facebook Page : facebook.com/smartprogramming.india Instagram Page : instagram.com/smart_programming

[@ShubhamKumar-se3ll]

thank u sir nice vidio and very helpfull for me thanks a lot sir sir apse request hai kab ap collection ka vidio upload karenge because it is very helpfull for prepration for interview

[@nitaprasad3855]

Sir..... Please make video on collections as you have mentioned in this video. It will be really helpful...

[@SmartProgramming]

Will do soon

[@simranha4550]

thank you so much sir for this level of explanation.

[@sureshkassa8949]

Deepak sir plz upload collections. It will help for so many student s

[@sukassangbo4364]

Logic = new awesome

[@SmartProgramming]

thanks a lot for your coding feedback 😀 Get updated to my new videos in the following link: kzbin.info Below are the links of all the tutorials in java : 1. Java Tutorials for Beginners : kzbin.info/www/bejne/gGK3gX6NfrV5l6c 2. Control Statements in Java (with programs and patterns) : kzbin.info/www/bejne/hYa9nJeBe8qogZI 3. Arrays in Java (With Algorithms) : kzbin.info/www/bejne/moPVm52lqcyhn6M

[@groundlevel1817]

Thank you so much.

[@MIjaz-qb3on]

Well Done !

[@arunasreesolai9387]

Excellent ..

[@SmartProgramming]

Thank you for your feedback. Below are some of the links for more videos and information : Java Tutorials Serial Wise : kzbin.info/aero/PLlhM4lkb2sEhfuXL-2BDrJ67WkUdQ2v9b Website : www.smartprogramming.in Projects & Courses Website : courses.smartprogramming.in Download Our Android Application for Notes and Interview Questions : play.google.com/store/apps/details?id=com.smartprogramming Follow Us On : Facebook Page : facebook.com/smartprogramming.india Instagram Page : instagram.com/smart_programming

[@sankalpsrivas481]

Hello deepak sir, Thanks a lot for this tutorial series You video explaining is superb it clear the concepts and help in thinking logic of program. Waiting for collection theory and programming videos. Please upload Asap.

[@SmartProgramming]

Sure, Thank you for your feedback. Below are some of the links for more videos and information : Java Tutorials Serial Wise : kzbin.info/aero/PLlhM4lkb2sEhfuXL-2BDrJ67WkUdQ2v9b Website : www.smartprogramming.in Projects & Courses Website : courses.smartprogramming.in Download Our Android Application for Notes and Interview Questions : play.google.com/store/apps/details?id=com.smartprogramming Follow Us On : Facebook Page : facebook.com/smartprogramming.india Instagram Page : instagram.com/smart_programming

[@tanushukla4753]

Thanks Sir for your awesome videos

[@shahsaaab7374]

bohat khoob sir g hor achi achi videos upload karte raha karain

[@SmartProgramming]

Hello Shah saaab, Thanks a lot for your valuable feedback and support. If you are new, Please subscribe to get updates about new videos in the following link: kzbin.info

[@dominicstalin7468]

Kindly upload Collection based video tutourial.

[@SmartProgramming]

Sure, we are working on Collections. Will try to upload soon.

[@dominicstalin7468]

@@SmartProgramming thanks 👍

[@sarikagoswami3561]

U r awesome sir

[@sagargupta8208]

Sir, please upload java collection vedios.

[@SmartProgramming]

As soon as possible

[@dayashankardwivedi3478]

Can you explain me how this polymorphic object works? Map hm= new HashMap() ;

[@sanjushekhawat6446]

Sir plz upload more vedio on dsa

[@SmartProgramming]

Sure, will upload soon.

[@sussy3544]

Thank you

[@shreedharsahu9774]

thank u sir

[@SmartProgramming]

Welcome Dear

[@rachanamane9121]

Sir we give the condition tht if value is grteater than 1 then print the numbers bt if the no. Is three times in array then there value like 1,2,3 then by condition for 2 and 3 it have tobprint no. Again and again bt it is not printing that no. How it is ?? Can u please explain

[@rajaneeshkumar4518]

Thank you sir

[@tanishasharma7542]

Very useful video... Keep uploading such videos... Can you also upload logic for following program, string input= aaabbbcccdddddaabbcccddd; string output= a3b3c3d5a2b2c3d3

[@SmartProgramming]

sure, but it will take some time as i will first try to complete all tutorials according to list i have shown in videos, otherwise schedule will get change, sorry for inconvenience. thank you, keep learning 🙂🙂

[@kishorepotnuru8795]

you said you will make an video on collections provide the link

[@SmartProgramming]

This video is not yet uploaded. You will be notify when collections videos is uploaded.

[@hemawadhwani2244]

Insert new element in array or delete element in array pr programs plz upload Sir 😊👍

[@SmartProgramming]

thank you for your feedback, keep learning 🙂🙂

[@rahulkothari189]

Sir pls also make video in advance java

[@AlokKumar-ib2xl]

Hi deepak. Plz quickly create videos on collections

[@SmartProgramming]

sure, but it will take some time as i have to first explain the OOP's concepts and interfaces, then will upload collections tutorials. sorry for inconvenience. thank you, keep learning 🙂🙂

[@mdsameersiddiqui9135]

Thanks sir for your great effort..and I want this series have to go till fully advance level... please sir... thanks

[@SmartProgramming]

Hello MD Sameer Siddiqui, Thanks a lot for your valuable feedback and support. If you are new, Please subscribe to get updates about new videos in the following link: kzbin.info

[@afreenbegum1238]

Sir plz make videos on collection s

[@holypasha3408]

Thank you so much sir but we need find the duplicate value in string also soo please try to make a vedio in that

[@SmartProgramming]

Hello Hola Pasha Thanks a lot for your valuable feedback and support. Get updated to my new videos in the following link: kzbin.info Below are the links of all the tutorials in java : 1. Java Tutorials for Beginners : kzbin.info/www/bejne/gGK3gX6NfrV5l6c 2. Control Statements in Java (with programs and patterns) : kzbin.info/www/bejne/hYa9nJeBe8qogZI 3. Arrays in Java (With Algorithms) : kzbin.info/www/bejne/moPVm52lqcyhn6M 4. OOPs Concepts in Java : kzbin.info/www/bejne/bYjLn4ytpKeMaJY?

[@zahidalioff]

Very nice bro ,, helps allot for logic ,, and great logic, i want some deep learning videos for arrays also, please add

[@satyammishra1566]

sir plzz or videos baniye .......... collection nd data structure nd multi threading ke

[@dhananjaychavan831]

Thanks for this video when you are adding collection video

[@SmartProgramming]

Hello Dhananjay Chavan , Thanks a lot for your valuable feedback and support. Get updated to my new videos in the following link: kzbin.info Below are the links of all the tutorials in java : 1. Java Tutorials for Beginners : kzbin.info/www/bejne/gGK3gX6NfrV5l6c 2. Control Statements in Java (with programs and patterns) : kzbin.info/www/bejne/hYa9nJeBe8qogZI 3. Arrays in Java (With Algorithms) : kzbin.info/www/bejne/moPVm52lqcyhn6M 4. OOPs Concepts in Java : kzbin.info/www/bejne/bYjLn4ytpKeMaJY?

[@rahulkothari189]

Sir I luvv your videos sir pls upload videos on important theory questions in java.

[@rohantelang5137]

Does HashMap stores duplicate elements???

[@saurabhsrivastav2667]

Nice explanation Sir, can you make the video for Find the the frequency of each element of array java

[@sukanshigarg6051]

tha nk u sir

[@akshatrana9131]

Please upload nodes and matrix programming brother🙏

[@SmartProgramming]

Hello akshat rana, Nodes and matrix programs will take some time, sorry for inconvenience. If you are new, Please subscribe to get updates about new videos in the following link: kzbin.info Below are the links of all the tutorials in java : 1. Java Tutorials for Beginners : kzbin.info/www/bejne/gGK3gX6NfrV5l6c 2. Control Statements in Java (with programs and patterns) : kzbin.info/www/bejne/hYa9nJeBe8qogZI 3. Arrays in Java (With Algorithms) : kzbin.info/www/bejne/moPVm52lqcyhn6M 4. OOPs Concepts in Java : kzbin.info/www/bejne/bYjLn4ytpKeMaJY

[@bitubibek6600]

Hello sir thank you for your excellent explanation with due respect sir please make videos on collection

[@Dileepkumar-ps5jv]

thanks for the all videos , could you upload the collection video as well

[@sachinjadhav5706]

subscribed...

[@SmartProgramming]

Thank You and keep learning.

[@anujtodankar1863]

How to print the array in ascending order after removing duplicate elements from the array?

[@Yadav.vinay1234]

Plz sir upload collection videos

[@SmartProgramming]

Will Upload soon

[@ashapatil9964]

Please sir solve the hackerank problems

[@kamunidineshwar8673]

Please Upload Collection Topic Videos

[@SmartProgramming]

Sure, will upload soon.

[@ANKURBARUA]

No one: Our beloved Deepak sir : ....TO DEKHO

[@apekshagirigosavi9484]

Hi Deepak sir.. Please help with program to find duplicate characters in a string using Java. Thank you.

[@viveksharma6431]

why if(i!=j), this condition never occur (because j=i+1) ??

[@kalyanitumwar5170]

Sir, can you upload...... Program to find frequency of each element in an given array of elements

[@lalittiwari9031]

Collection Ka video बनाइए plz

[@rohantelang5137]

In 3rd method why have u used Set interface while getting key and value??? Can you please tell sir??? As we have used HashMap class so it comes under Map Interface...so why Set???

[@BrajeshKumar-iu4wo]

Pls. Upload Collection vdo sir hi

[@SmartProgramming]

Very soon

[@ravindrabind9196]

Collection ke tutorials upload karo sir...

[@SmartProgramming]

We will soon upload the videos on multithreading.

[@bhimsingh8041]

nice one video

[@SmartProgramming]

thank you, keep learning

[@launchergaming9305]

Nice sir

[@SmartProgramming]

thank you, keep learning 🙂🙂

[@darshan3869]

does map allows duplicate values to store? 3rd method is more complex

[@techgeek1446]

Sir Methods aur Constructor and OOPs Start Kardo😅

[@SmartProgramming]

sure, after array programs OOP's concepts will be uploaded, actually i have to go sequence wise otherwise the flow of channel gets stopped, very very sorry for inconvenience, thank you, keep learning

[@AlokKumar-ib2xl]

Deepak babu....ddmmyyyy ka proble bataiye..

[@SmartProgramming]

sure, thank you

[@iampradiprawat]

😚😚full on

[@SmartProgramming]

thank you brother, keep learning 🙂🙂

[@631singh]

3rd method was tough sir not undwerstood properly

[@SmartProgramming]

Go through the video again.

[@prarthnamala5901]

Collection tutorials?? link please

[@techmore5501]

if an Array contains 3 same element then how to find duplicate eg:-int[] array={ 2,4,2,5,2,5,5}; plz give me a solution and also upload the video on this..

[@swag27582]

Sir please say how i find count of duplicate in array

[@tariqansr]

wap frequency count in array in java please

[@SmartProgramming]

hello tariq ansari , Yes, most important questions for interview and exams Get updated to my new videos in the following link: kzbin.info Below are the links of all the tutorials in java : 1. Java Tutorials for Beginners : kzbin.info/www/bejne/gGK3gX6NfrV5l6c 2. Control Statements in Java (with programs and patterns) : kzbin.info/www/bejne/hYa9nJeBe8qogZI 3. Arrays in Java (With Algorithms) : kzbin.info/www/bejne/moPVm52lqcyhn6M 4. OOPs Concepts in Java : kzbin.info/www/bejne/bYjLn4ytpKeMaJY 5. Exception Handling in Java : kzbin.info/www/bejne/r16xnZaCmN2cgbs

[@rajdixit2717]

I have problem in for loop if(me.getValue()>1) it shows that "me" cannot be resolved

[@krishnamohanty5128]

nice logic.. but incase count duplicate element, how to do logic?? plz explain sir, thank you

[@SmartProgramming]

ya, the third method which i have explained, you can directly print the value because number of times the element repeated is stored in value, element is stored in key, you can check once. thank you, keep learning

[@jonassx100]

//HERE FREQUENCY COUNT IN FULLY MANUAL WAY import java.util.*; class Freq { public static void main(String...s) { System.out.println("Enter the size of array"); Scanner sc = new Scanner (System.in); int n = sc.nextInt(); int arr[] = new int[n]; for(int i =0;i

[@shaheenshaikh6701]

if we don't write (i!=j ) will the prgm run fine plzz explain

[@SmartProgramming]

Hello Shaheen Shaikh..!! I is not equal to j is used to check weather I is repeated element or not.. Thanks a lot for your valuable feedback and support. Get updated to my new videos in the following link: kzbin.info Below are the links of all the tutorials in java : 1. Java Tutorials for Beginners : kzbin.info/www/bejne/gGK3gX6NfrV5l6c 2. Control Statements in Java (with programs and patterns) : kzbin.info/www/bejne/hYa9nJeBe8qogZI 3. Arrays in Java (With Algorithms) : kzbin.info/www/bejne/moPVm52lqcyhn6M 4. OOPs Concepts in Java : kzbin.info/www/bejne/bYjLn4ytpKeMaJY?

[@samratmandal6235]

Ok

[@ASIFALI-gn2pj]

can you please tell how many times a number is repeated Map m= new HashMap(); for(Integer no:a) { Integer count=m.get(no); if(count== null) { m.put(no,1); } else { count =count+1; m.put(no,count+1); } } Set sm= m.entrySet(); for(Map.Entry fsm: sm ) { if(fsm.getValue()>1) { System.out.println("dublicate element is"+ fsm.getKey()+" "+"no of time repeated is"+(fsm.getValue())); } }

[@Amsaalwaysinhunger3644]

hlo sir i m other language so convey in english