Given a set of N (>1) positive integers, you are supposed to partition them into two disjoint sets A​1​​ and A​2​​ of n​1​​ and n​2​​ numbers, respectively. Let S​1​​ and S​2​​ denote the sums of all the numbers in A​1​​ and A​2​​, respectively. You…

题意: 输入一个正整数N(2<=N<=1e5),接着输入N个正整数,将这些数字划分为两个不相交的集合,使得他们的元素个数差绝对值最小且元素和差绝对值最大. AAAAAccepted code: #define HAVE_STRUCT_TIMESPEC #include<bits/stdc++.h> using namespace std; ]; int main(){ ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL…

太简单了 #include <stdio.h> #include <memory.h> #include <math.h> #include <string> #include <vector> #include <set> #include <stack> #include <queue> #include <algorithm> #include <map> #define I sc…

1028 List Sorting (25 分)   Excel can sort records according to any column. Now you are supposed to imitate this function. Input Specification: Each input file contains one test case. For each case, the first line contains two integers N (≤) and C, wh…

After each PAT, the PAT Center will announce the ranking of institutions based on their students' performances. Now you are asked to generate the ranklist. Input Specification: Each input file contains one test case. For each case, the first line giv…

For a student taking the online course "Data Structures" on China University MOOC (http://www.icourse163.org/), to be qualified for a certificate, he/she must first obtain no less than 200 points from the online programming assignments, and then…

Excel can sort records according to any column. Now you are supposed to imitate this function. Input Specification: Each input file contains one test case. For each case, the first line contains two integers N (≤10​5​​) and C, where N is the number o…

A long-distance telephone company charges its customers by the following rules: Making a long-distance call costs a certain amount per minute, depending on the time of day when the call is made. When a customer starts connecting a long-distance call,…

1016 Phone Bills (25 分)   A long-distance telephone company charges its customers by the following rules: Making a long-distance call costs a certain amount per minute, depending on the time of day when the call is made. When a customer starts connec…

1146 Topological Order (25 分)   This is a problem given in the Graduate Entrance Exam in 2018: Which of the following is NOT a topological order obtained from the given directed graph? Now you are supposed to write a program to test each of the optio…