Indicate whether the algorithm correctly solves the problem.

$1)$

Problem: Kitchen is hot.

Algorithm:

$(1)$ Open refrigerator door for $30$ minutes to let cool air out.

$(2)$ Close refrigerator door.

$2)$

Problem: Traffic light won't turn green for bicyclist on the road.

Algorithm:

$(1)$ Stand over the large loop normally under a car at the light.

$(2)$ Jump up and down.

$(3)$ Get back on bike and wait for green light.