Codeforces 1088B - Ehab and subtraction题解链接https://lucien.ink题目链接https://codeforces.com/contest/1088/problem/B题目You're given an array $a$. You should repeat the following operation $k$ times: find ...
Codeforces 1088A - Ehab and another construction problem题解链接https://lucien.ink题目链接https://codeforces.com/contest/1088/problem/A题目Given an integer $x$, find 2 integers $a$ and $b$ such that:$1 \le a...
Codeforces 1082A - Vasya and Book题解链接https://lucien.ink题目链接https://codeforces.com/contest/1082/problem/A题目 Vasya is reading a e-book. The file of the book consists of $n$ pages, numbered...
Codeforces 1082F - Speed Dial - 动态规划题解链接https://lucien.ink题目链接https://codeforces.com/contest/1082/problem/F题目Polycarp's phone book contains $n$ phone numbers, each of them is described by $s_i$ — t...