https://www.acmicpc.net/problem/5940
5940번: Math Practice
One lovely afternoon, Bessie's friend Heidi was helping Bessie review for her upcoming math exam. Heidi presents two integers A (0 <= A <= 45) and B (1 <= B <= 9) to Bessie who must respond with an integer E in the range 1..62. E is the smallest integer in
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def sol(a, b):
answer = 0
for i in range(a+1, 63):
if int(str(2**i)[0]) == b:
return i
return answer
if __name__ == '__main__':
a, b= map(int, input().split())
print(sol(a, b))
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