[HackerEarth] Raj is fond of Table Tennis. He has a few friends who also play table tennis. Once as he walked past his college, he found 2 of his friends, Melvin and Rakesh playing. - 题解

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题目信息
题号 P21419
标题 [HackerEarth] Raj is fond of Table Tennis. He has a few friends who also play table tennis. Once as he walked past his college, he found 2 of his friends, Melvin and Rakesh playing.
难度 普及
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