摘要:
问题 C: 11 时间限制: 1 Sec 内存限制: 128 MB 题目描述 You are given an integer sequence of length n+1, a1,a2,…,an+1, which consists of the n integers 1,…,n. It is kn 阅读全文
摘要:
ConvexScore 时间限制: 1 Sec 内存限制: 128 MB 题目描述 You are given N points (xi,yi) located on a two-dimensional plane. Consider a subset S of the N points that 阅读全文
摘要:
题目描述 You are given a string s consisting of lowercase English letters. Extract all the characters in the odd-indexed positions and print the string ob 阅读全文
摘要:
题意:x+y+z = n , n%x=0,n%y=0,n%z=0,求x*y*z 的最大值 题解: ac code: #include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { int t; scan 阅读全文