F - Make Bipartite 题目描述 给出个点,下标是到,从到都存在一体指向0的带权无向边…
E - Distinct Adjacent 题目描述: 给两个数n和m,求一个长度为n的排列的数量,…
AtCoder Beginner Contest 278 A - Shift 题目描述: 给你n个数…
AtCoder Beginner Contest 276 A - Rightmost 题目描述: 给…
AtCoder Beginner Contest 275 A - Find Takahashi 题目…
AtCoder Beginner Contest 274 A - Batting Average 题…
Panasonic Programming Contest 2022(AtCoder Beginne…
AtCoder Beginner Contest 272 A - Integer Sum 题目描述:…
A - 1-2-4 Test 题目描述: 三场考试,分数分别是1、2、4,现在知道A和B的三场总分数…
AtCoder Beginner Contest 269 A - Anyway Takahashi …