A. Three Doors | Codeforces Solution | Educational Codeforces Round 132 | Div2 | Bangla |

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A. Three Doors | Codeforces Solution | Educational Codeforces Round 132 | Div2 | Bangla |

A. Three Doors | Codeforces Solution | Educational Codeforces Round 132 | Div2 | Bangla |