C_75 Pointers in C-part 5 | Pointer Arithmetic (Addition) with program
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- čas přidán 10. 09. 2024
- In this lecture we will discuss Pointer Arithmetic. How to perform addition with pointers.
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Now I'm not attending my college lectures of Programming in C.
I'm Attending the lectures of this channel.
Mam you teach far far better than My college professors.
Indeed I wasted my money in my college to learn Programming but fact is I'm learning Programming from you mam that also toataly free.
Us moment bro
Now, p = 1012( or it points a[3] )
*p = 2; means value at p or at address 1012 is 2;
so, now a[3] = 2; *p will print 2.
It will point for a[1] as mam has given p=p+1
@@omnamahshivaya7081 she already changed the value in *p =1008 (p=p+2) now p+1 =1012 the *p is pointing & of 1012 the & has value a[3]=10 then changed to 2
what was internal pointer Again?
@@ananyaghosh6402 i think it points to the base address of the variable,,,,like in this code a is the internal pointer who is pointing to 1000(base address of the variable)...........nah bro im so confused...😭
2 print ❤
Before the line p = p + 1;
Pointer p was pointing to this address [1008];
So when the line p = p + 1 is executed, then p will be pointing to the next address which is [1012];
On the next line *p = 2, reassigned the value at address [1012] which is 10 to 2;
Finally, address [1012] now stores 2, and the statement printf("%d
", *p) will print 2 on the screen.
Correct for 3 points.
After p=p+1;
As we see it is giving the address of 1012 and it is storing 3 so as *p=2;
Now at address of 1012 value 3 will be assigned
17:56 may be a[3] stored the value 2 and *p will print 2 value
Actually ma'am you don't believe I took online subscription to learn coding but still I am here and watching lectures of pointer there are the n numbers of videos on you tube but the concepts that you clear that's really amazing thank you by heart tomorrow is my exam
Paper kisa gya apka 😊
@@GursandeepSingh-bl4qqbahut jaldi puch liya 😊
I guess value of a[3] will b modified to 2
It will be modified to -8.
1 is at index 0.
4 is at index 1
2 is at index 2
-8 is at index 3
0 is at index 4
@@ginilance7427 wrong hai
Hey how are you where are you from
@@MitikuMitihans chaduvukora gaadidha...
Probably
Nice mam thanks for this type videos i pray to God your chennel get the 5 million subscribes
current value of *p is now 2. hence printf("%d", *p); would print 2. That also means that a[3] has also been modified to be 2.
Mom some of your videos don't have subtitles please add subtitles in all of your videos
Thank you
Mam you are the lifeline for many students
mam waited for pointers for a long time thanks for start uploading mam!!.please post all videos as soon as possible mam.please try to upload 2 videos per day mam.Thank you mam!!
the value of *p will be 2
p is a pointer and if *p=2 then in pointer p, 2 is not going to store because p is a pointer and pointer can only store address not any integer value.
thank u very mush , i was having a big problem in understanding pointers and work with theme . its a really simplify explication thanks for all your hard work
Thanks a lot mam for your very clear explanation ☺️
Pls anybody explain if I get input from user by using for loop thn I store address of a as *p=a[i ]
Me too did you get the answer
You are the best teacher ma'am
Mam if pointer has no data type then why its a need to use format specifier of related data type while using printf.
p=address of 3 and *p means that the value in which the pointer is pointing will change to 2 . So the out put will be 2
int *p=&a[1] is it possible mam..or we should give only for base address..?
*p=2;
printf("%d", *p);
it will give the output of 2
p+1; value is -1 itself mam
The way of explaining it's easy for me
Hlo mam I think if you take only the theory party , that would be enough no need of practical
maam which application do you use to compile programs if you don't mind send me the link to download
p + 1;
printf("%d", *p);
*p will still be value of the first element 0, if one wanted it to point to the second element it should be p = p + 1;
The second question: (This is if we are assuming p points to the first element p[0]:)
p = p + 1;
p will not point to the second element *p will be equals to one then when you do *p = 2 the value for the second element p[1] becomes 2
Thanks mam. These videos are too helpful to me. Thanks for frequent uploading of videos❤
p=p+1;
*p=2;
printf("%d",*p); .............Since P has already pointed to 1012, it means the value at 1012 will be changes to 2.
mam how to start gate preparation in my 1st year. will you plz tell me tips and best online resources🙏🙏🙏
16:46 if we write p+1 than it will not give error it will give base value of array element which define before this statement like this *p=&a[0];
mam please discuss about storage classes
your videos is very helpful to me
ma'am, int takes 4 bytes in a 64 bit machine and 2 bytes in a 32 bit machine
i have a doubt that..for integer 2 bytes..
but mam is telling that 4 bytes.. i think its iong int.. why we took that..?
Respected madam zi,
Pointer is different statement function
Arthemetic is different statement function
How can you write this programm
May it not possible,
May be it will possible is coding, development data, algorithm
Thanks a lot Mam for this lecture!!!
output will be :
0
-1
2
Thanks for your efforts mam
Hi, Mam, may games as exercises would complete perfectly your lessons ? Thanks anyway.
it will print 2; Thanks for the free explanation
padhke like bhi kr diya kro yrr itti acchi mam hai
Mam pointers topic ,I feel some difficult
I fell array string is hard to understand😉
Think simply, pointer is just a variable(means, a location in memory).Unlike usual variables which store a value, this pointer stores the address of other variables.
Think about the example, to know your address, one can ask your relative. Your relative is like a pointer variable😊
Why are performing arithmetic operations on pointer just to access the different values of arrays, we can simply access different elements using the index of that element!
Mam please explain about enumerated data type
It will print 2.
Thank you so much mam ...
Yhi to sikhna tha muze 😊😊
Kaash mere school time pe aapka channel hota 😭
p=p+2; value of *p=-1
p=p+1; value of *p=10
*p=2; value of *p=2
Thanks a lot mam for your clear explanation
*p will print out 2...the value of a[0] will be changed to 2
Value of *p will finally be 2
Value stored at 1012 will be replaced by 2....
can I download the play list in one video ?
Mam. I want to join your Ur class ...but mujhe samaj nii aara kese join hoga to plz help kr do
last question answer is *p = 2 then it will show 2 answer it will change the value
Mam abhi kitne video aur aayenge c language ke??...
Means kitne topics remaining hai?
Is it write :-
int a=3;
int *p=&a;
p=p+a;
It will print => 2
2 will print in the address location 1012.
Very useful for gate mam
Ans=2
Ma'am do you take live classes?
Please reply me Ma'am!
No
0:53--2:33 promotion. Skip this part.
Please madam after completing this c programming we need GTK+ FOR C PROGRAMMING
Ma'am p is pointer and size of pointer is 8 , then how we can't do
p = p + 2 ,
p = 1000 + 2*8
p = 1016
Ma'am pls clear my doubt
You can't write 2*8 instead of this you write 2*4 because it is a integer type it contains 4 bytes..
Pointer is not a data type ...so u cannot multiple with 2..here data type is integer .so we can use 4 intead of 8
Error hai
*p=2 but pointer ka datatype define hi nahi hai
*p means pointer variable
.....
Hatts off Big fan from Pakistan
Class is nice mam.but on pc we are not able to see the letters .please try to zoom it mam
18:53
error: assignment to expression with array type
p=p+2, a=a+2;
^
It is showing error madam.👆
yes you cant operate on constant pointer a
You are amazing mam
Beauty with brain
The value of *p is 2.
Make a python tutorial
So beautiful
thanks
🥲
*p=2; korla a[3] ta 2 store hoba .
Answer would be 2
24:41 after changing *p value what happened if we print whole array did i lt print like this {1,4,34,-8,0} or it print original array
No, only the array we are on will change its value. So in this case we are on a[4]. So a[4] = 2 now.
when printing all arrays we will get " 0,1, -1, 2, 11 "
suddenly, mujhe c language mai interest aane laga
Value at 1000 will be change to 2
no bro, value at 1012 will be changed to 2
It will give 2, because we have assigned it.
Thankyou Mam
Thanks mam ❤
i guess the 3rd element of array is replaced by 2....
then it will print 2.
You are soo cute yaaar😊🎉
start 2:32
Respected madam zi,
Integer are stored 2 byte not 4 byte
After competing c lang...mam plz upload the video on java...
-1
Good evening ma'am,
Ma'am when I use increment for pointer the address of the array elements Is increased by 2 not 4.why?
Depends on your computer i think
it depends on the processor.... u must be using 32 bit compiler where int size is 2 byte.
@@kaushikr8133 not 2 byte it will be 4 byte ...if u have 16 bit processor than it will be 2 byte
in array a[2] is update as 2
akka from where are you?
Love you mam ❤
good
I love u Jenny❣️❣️❣️💞💞💞
if p=a+2 ...then what
take care maam 🤗🤗
Mehnet 💥
mam please speak little louder so it can be audible
*p=2 does not make any sense