name = input("氏名:")
number = input("個人番号:")
group = '?'
if number[0] == '1':
group = 'a'
if number[0] == '2':
group = 'b'
if number[0] == '3':
group = 'c'
if number[0] == '4':
group = 'd'
print(name,'さん、あなたは',group,'グループです')
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