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Atcoder beginner contest 331Atcoder abc 331(A-C)
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Educational Codeforces Round 168 (Rated for Div.2)codeforces-edu-168(A-C)
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Educational Codeforces Round 161 (Rated for Div.2)codeforces-edu-161(A-C)
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Educational Codeforces Round 160 (Rated for Div.2)codeforces-edu-160(A-C)
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Educational Codeforces Round 159 (Rated for Div.2)codeforces-edu-159(A-D)
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Codeforces Round 922 Div2codeforces-round-922(A-B)
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Codeforces Round 914 Div2codeforces-round-912(A-C)
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