傳送門 A. Payment Without Change 簽到。 Code B. Minimize the Permutation 題意: 給出一個\(1\)~\(n\)的 ...
E. Yet Another Division Into Teams There are n students at your university. The programming skill of the i th student is ai. As a coach, you want to divide them into teams to prepare them for the upco ...
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傳送門 A. Payment Without Change 簽到。 Code B. Minimize the Permutation 題意: 給出一個\(1\)~\(n\)的 ...
E. Editor The development of a text editor is a hard problem. You need to implement an extra module for brackets coloring in text. Your editor ...
Educational Codeforces Round 76 (Rated for Div. 2) E. The Contest(dp+線段樹) 題目鏈接 題意: 給定3個人互不相同的多個數字,可以把數字移動給別人,問最少移動幾次后可以使第一個人的數字為1~m1,第二個人m1~m2,第三個 ...
E. Prefix Enlightenment time limit per test3 seconds memory limit per test256 megabytes There are n lamps on a line, numbered from 1 to n. Each one ...
Codeforces Round #600 (Div. 2) E. Antenna Coverage(dp) 題目鏈接 題意: m個Antenna,每個Antenna的位置是$x_i$,分數是$s_i$,覆蓋范圍是$[x_i - s_i; x_i + s_i]$,每個硬幣可以使一個 ...
https://codeforces.com/contest/1256 A:Payment Without Change【思維】 題意:給你a個價值n的物品和b個價值1的物品,問是否存在取物方案使得價值為s 題解:min(s/n,a)*n+b>=s?YES:NO B ...
題目鏈接:http://codeforces.com/contest/1389/problem/E 大概題意:某個國家一年有m個月,每個月有d天,一個星期有w天。(x,y)且(x<y),表示x月y天,如果x月y天和y月x天是一周中的同一天,則(x,y)是好的,問你第一年中有多少個好 ...
There is a river of width n">nn. The left bank of the river is cell 0">00 and the right bank is c ...