Define a function named swap that exchanges the values of its two type double input/output parameters. For example, if x = 2.2 and y = 3.3, after the call swap( x, y ); x would be 3.3 and y would be 2.2.

What will be an ideal response?

```
void swap (double& arg1, double& arg2)
{
double temp;
temp = arg1;
arg1 = arg2;
arg2 = temp;
}
```

Computer Science & Information Technology

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