# Need help for programing

Discussion in 'C++' started by p3rsia, Mar 1, 2011.

1. ### p3rsiaNew Member

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Hi all.. i need a program code(C++ , C#, java etc...) to find a union ,intersection,mines of 2 sets... same as
A={1,2,4,5}
B={1,3,4,5}
C={1,2,6,7}
A U B=...
A-B= ....
A-C=.....
etc...
Amybody can help me?

2. ### ScanerNew Member

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Hi There
I Will Help You But Let Me First Know All Kind Of Operations You Need In The Program
Thank You

3. ### p3rsiaNew Member

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thx for helping..
i need a program that get 2 or 3 sets same as A and B and C and give us the
A U B =
A intersect B= ( i cant right intersect becouse my keyboard dont have )
A-B=
C-B-A=
this 4 thing..
i mean sets same as A={1,2,3,4..}

4. ### jshNew Member

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hi all...
..........
A U B = ..
javascript:
..........
Code:
```JSH:
...
var sum=new Array();
for ( var i=1 ; i < A.length ; i++ )
{
sum[i]=A[i];
}
for ( var j=1 ; j < B.length ; j++ )
{
var flag=1;
for ( var k=1 ; k < sum.length ; k++ )
{
if ( B[j]==sum[k] )
{
flag=0;
break;
}
}
if (flag==1)
{
sum[sum.length]=B[j];
}
}
return sum;  //sum= A u B;
...
```
...Ok...
........