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E. New Year Parties

链接：https://codeforces.com/contest/1283/problem/E Oh, New Year. The time to gather all your friends and reflect on the heartwarming events of the past...

2020-05-28

0 452

C. Increasing by Modulo

链接：https://codeforces.com/contest/1169/problem/C Toad Zitz has an array of integers, each integer is between 00 and m−1m−1 inclusive. The integers ar...

2020-05-28

0 593

B. Minimum Ternary String

链接：https://codeforces.com/problemset/problem/1009/B You are given a ternary string (it is a string which consists only of characters '0', '1' and '2'...

2020-05-28

0 410

The GCD of Fibonacci Numbers

链接：https://ac.nowcoder.com/acm/contest/3674/A The Fibonacci sequence is the sequence of numbers such that every element is equal to the sum of the tw...

2020-05-28

0 485

B. Catch Overflow!

链接：https://codeforces.com/contest/1175/problem/B You are given a function ff written in some basic language. The function accepts an integer value, w...

2020-05-28

0 694

A. Boredom

链接：https://codeforces.com/contest/455/problem/A Alex doesn't like boredom. That's why whenever he gets bored, he comes up with games. One long winter...

2020-05-28

0 531

A. Winner

链接：https://codeforces.com/contest/2/problem/A The winner of the card game popular in Berland "Berlogging" is determined according to the fo...

2020-05-28

0 377

C. Two Arrays

链接：https://codeforces.com/contest/1288/problem/C You are given two integers nn and mm. Calculate the number of pairs of arrays (a,b)(a,b) such that: ...

2020-05-28

0 379

B. Ciel and Flowers

链接：https://codeforces.com/problemset/problem/322/B Fox Ciel has some flowers: r red flowers, g green flowers and b blue flowers. She wants to use the...

2020-05-28

0 436

A. k-Multiple Free Set

链接：https://codeforces.com/contest/274/problem/A A k-multiple free set is a set of integers where there is no pair of integers where one is equal to a...

2020-05-28

0 532