A.
Life Is All About Balance Given an array A of N integers, the array will be balanced if you can select at least one index i(1≤... |

B.
XOR-AND Coupling You are given an array A of N positive integers A1,A2,………..,AN−1,AN which are some powers of 2. ... |

C.
Adnan And Chess Tournament Adnan is going to organize a chess tournament. He has invited n players to participate. Each pair of... |

D.
The Election of Noakhali Recently, Noakhali became a sovereign state. As a result, the first parliamentary election of the Re... |

E.
Oyler's Geometric Jumps The road from Oyler’s home to his school has nsteps, where his home is at step 1 and his school is a... |

Practice contests allow you to re-run contests and experience them as close as possible to the original run.

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