코딩문제
백준 1009, 분산처리
JihyunLee
2022. 6. 16. 12:16
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import sys
N = int(sys.stdin.readline())
for _ in range(N):
items = list(map(int, sys.stdin.readline().split()))
a,b = items[0]%10, items[1]
temp = a
last_part = [a]
if a == 0:
print(10)
continue
while True:
temp*= a
if len(last_part)!=1 and temp%10 == a:
break
else:
last_part.append(temp%10)
loop_len = len(last_part)
print(last_part[b%loop_len-1])
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cs |