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题解
2026.6.10题解
summer_huhu @ 2026-7-10 19:07:42

1.舞蹈机器人

注：代码有我故意挖的坑，自己查

#include<bits/stdc++.h>
using namespace std;
#define int long long
signed main(){
	int n;
	cin>>n;
	if(n%2==1){
		cout<<(n/2+1)*(n/2+1);
	}
	else{
		cout<<(1+((n+1)/2))*((n+1)/2)/2*4;
	}
	return 0;
}

summer_jindi @ 2026-7-10 19:09:51

#include <bits/stdc++.h>
using namespace std;
int main(){
	int n;
	cin >> n;
	int m = n/2+1;
	if (n%2==0) cout << m*m;
	else cout << (n+1)*(n+3)/2; 
}