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Computer Science

Cool goIITian

Joined:	3 Oct 2008
Post:	52

5 Dec 2008 17:05:14 IST

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770

2-Dimensional Array

Engineering Entrance , JEE Main , JEE Advanced

Can anyone please give the code of the following program in JAVA.

1 2 3

2 3 4

2 3 5

The above array is a 2-D array.Now i want to print the sum of the numbers of each row just after the row

and the sum of each column just after each column like this:

1 2 3 6

2 3 4 9

2 3 5 10

5 8 12

I hope you understood.

I need the code of this program as early as possible.

2 Rates assured.

Comments (6)

Amith

Cool goIITian

Joined: 3 Oct 2008

Posts: 52

6 Dec 2008 12:42:46 IST

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its okkkkkkkkkkkkkkkkkkkkkkkkkkkk

even if anyone gives the answer in C++ or C but please explain each step with comments

Shankhadip Majumder

Cool goIITian

Joined: 25 Apr 2008

Posts: 55

19 Dec 2008 10:36:37 IST

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for(i=0;i<4;i++)

{

for(j=0;j<4;j++)

{

if(i==2&&j<2)

a[i][j]=i+j;

else

if(i!=3&&j!=3)

a[i][j]=i+j+1;

else

if(i*j!=9){

for(k=0;k<3;k++)

{

if((i==3)

a[i][j]+=a[k][j];

else

if(j==3)

a[i][j]+=a[i][k];

}}}

print the array..

notice the relation betw the subscripts and no stored in them evrything will be clear ....hope this helps...

viraat

Cool goIITian

Joined: 31 May 2008

Posts: 51

27 Dec 2008 02:42:25 IST

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create a 2d array 4x4

for(int i=0;i<3;i++)

{

for (int j=0;j<3;j++)

{

s=s+a[i][j];
p=p+a[j][i];
}

a[i][4]=s;
a[4][i]=p;

}

now print the array'

rate if u find useful!!!!!!!!!!!!!

Shankhadip Majumder

Cool goIITian

Joined: 25 Apr 2008

Posts: 55

29 Dec 2008 15:53:45 IST

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viraat how come a 4*4 hav index 4....also no element should be stored in [3][3] in ur case value of p is stored wat bout the rest of the elements?? now to the problem poser.....do u want me writ a pgm that stores the sum of each row or column...only???please clarify

Shankhadip Majumder

Cool goIITian

Joined: 25 Apr 2008

Posts: 55

29 Dec 2008 23:08:40 IST

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for(i=0;i<3;i++)

{

for(j=0;j<3;j++)

{

s+=a[i][j]

p+=a[j][i];

}

a[i][3]=s;

a[3][i]=p

s=0;

p=0;

}}

this is how it should be....

alok541

Cool goIITian

Joined: 5 Dec 2006

Posts: 68

30 Dec 2008 09:22:57 IST

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java ide http://adobe71.googlepages.com/pcsoftware

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