num$\_$students is read from input representing the number of students per classroom a school has. The school has $138$ classrooms. Assign the variable total$\_$students with the total number of students in the school.

Ex: If the input is:

$8$

$7$

then the output is:

$1104$

$1$ num$\_$students $={\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}(input())$

$2$

$3$

$4$

$5$ print$($total$\_$students$)$