『算法-ACM竞赛-真题』ThePreliminaryContestforICPCAsiaXuzhou2019徐州网络赛CBuyWatermelon
『算法-ACM 竞赛-真题』ThePreliminaryContestforICPCAsiaXuzhou2019 徐州网络赛 CBuyWatermelon
The Preliminary Contest for ICPC Asia Xuzhou 2019 徐州网络赛 C Buy Watermelon
The hot summer came so quickly that Xiaoming and Xiaohong decided to buy a big and sweet watermelon. But they are two very strange people. They are even-numbered enthusiasts. They want to cut the watermelon in two parts, and each part weighs two times as much as a kilogram .They quickly decide which melon to buy. Do you know if you want to buy this melon?
Input
Only one line contains one integer ww (1\leq w\leq 100)(1≤w≤100),units are kilograms.
Output
If it can meet the requirements, you will output YES
, otherwise output NO
.
样例输入复制
8
样例输出复制
YES
这个题判断能不能把这个数分成两个偶数,然后一开始以为是对半分,WA 了一发,后来发现不是,那么任意分的话除了 2 的所有的偶数都可以。
#include <iostream>
#include <algorithm>
#include <cstdio>
#include <cstring>
#include <cmath>
#define N 100010
using namespace std;
int main()
{ int w;
cin>>w;
if(w==2||w%2)cout<<"NO"<<endl;
else cout<<"YES"<<endl;
}
『算法-ACM竞赛-真题』ThePreliminaryContestforICPCAsiaXuzhou2019徐州网络赛CBuyWatermelon
https://chiamzhang.github.io/2024/06/29/『算法-ACM竞赛-真题』ThePreliminaryContestforICPCAsiaXuzhou2019徐州网络赛CBuyWatermelon/