Submission #887394

#	Time	Username	Problem	Language	Result	Execution time	Memory
887394		pcc	Nice sequence (IZhO18_sequence)	C++14	0 / 100	0 ms	348 KiB

sequence

#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define pll pair<ll,ll>
#define pii pair<int,int>
#define fs first
#define sc second
#define tlll tuple<ll,ll,ll>


void solve(){
	int n,m;
	cin>>n>>m;
	int sign = 1;
	if(m>n){
		sign = -1;
		swap(n,m);
	}
	if(n%2 == 0){
		cout<<n-1<<'\n';
		for(int i = 1;i<n;i++)cout<<(i&1?sign:-sign*2)<<' ';
		cout<<'\n';
	}
	else{
		cout<<n<<'\n';
		for(int i = 1;i<=n;i++)cout<<(i&1?2*sign:-3*sign)<<' ';
		cout<<'\n';
	}
	return;
}

int main(){
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	int t;cin>>t;
	while(t--)solve();
}

• Subtask 1: 0 / 6
• Subtask 2: 0 / 9
• Subtask 3: 0 / 14
• Subtask 4: 0 / 15
• Subtask 5: 0 / 14
• Subtask 6: 0 / 18
• Subtask 7: 0 / 24