問題

B - String Rotation
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解法
文字列の長さが最大100と短いため、全パターンを確かめて比較するだけでOK
実装
s = gets.chomp t = gets.chomp n = s.size n.times do |i| ss = s[i, n-i] + s[0, i] if ss == t puts "Yes" exit end end puts "No"
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