Shooting gallery#1583
You made a bet with your friend that he would not hit the target after making shots. The probability that your friend hits the target with a single shot is percent.
Find the maximum number of shots for which it makes sense for you to place the bet. The bet is considered reasonable if the probability that your friend hits the target with at least one of the shots is strictly less than .
Each line contains a single integer a~(1 \le a \le 100) — the probability that your friend hits the target with one shot.
For each test, print on a separate line the maximum number of shots for which it makes sense for you to place the bet.
Example 1