Jump to level $1$

File 'sequence.txt$\text{'}$ is opened for writing. out$\_$file$\_$obj is assigned with the opened file. Integer first$\_$val is read from input. Complete the following tasks:

Write 'Sequence: $\text{'}$ to out$\_$file$\_$obj.

Write the values of first val, firstval $-2,$ and firstval $-4$ to out$\_$file$\_$obj. Separate each value with a space $(\text{'}\text{'}).$

Write a newline to out$\_$file$\_$obj.

Click here for example

Note: The challenge activity will read and output file 'sequence.txt$\text{'}.$

$$

$1$

$2$

$3$