제출 #495754

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
495754		vinnipuh01	Nice sequence (IZhO18_sequence)	C++17	15 / 100	18 ms	684 KiB

sequence

#include <iostream>
#include <bits/stdc++.h>
#include <cmath>
#include <algorithm>
#include <vector>
#include <deque>
#include <set>
#include <stack>
#include <string>
#include <map>
#include <queue>

using namespace std;

const long long oo = 1000000000000000000;

long long int  sum, ans = 0, mx = 0, mn = 1000000000, num, pos;


/*
    ViHHiPuh

   (( `'-""``""-'` ))
     )-__-_.._-__-(
   / --- (o _ o) --- \
   \ .-* ( .0. ) *-. /
   _'-. ,_ '=' _, .-'_
  / `;#'#'# - #'#'#;` \
 \_)) -----'#'----- ((_/
      # --------- #
  '# ------- ------ #'
  /..-'# ------- #'-.\
  _\...-\'# -- #'/-.../_
  ((____)- '#' -(____))


    cout << fixed << setprecision(6) << x;


    freopen ( "sum.in", "r", stdin )
*/


int main () {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
	int t;
	cin >> t;
	int n, m;
	while ( t -- ) {
		cin >> n >> m;
		mn = min( n, m );
		mx = max( n, m );
		if ( n % m == 0 || m % n == 0 ) {
			if ( n > m ) {
				cout << n - 1 << "\n";
				for ( int i = 1; i < n; i ++ )
					cout << 1 << " ";
			}
			else {
				cout << m - 1 << "\n";
				for ( int i = 1; i < m; i ++ )
					cout << -1 << " ";
			}
			cout << "\n";
		}
		else if ( min( n, m ) == 2 ) {
			cout << max( n, m ) << "\n";
			mx = max( n, m );
			if ( n == 2 ) {
				for ( int i = 1; i <= mx; i ++ ) {
					if ( i % 2 )
						cout << mx << " ";
					else
						cout << ( mx * -1 ) - 1 << " ";
				}
				cout << "\n";
			}
			else {
				for ( int i = 1; i <= mx; i ++ ) {
					if ( i % 2 == 0 )
						cout << mx + 1 << " ";
					else
						cout << ( mx * -1 ) << " ";
				}
				cout << "\n";
			}
		}
		else if ( abs( n - m ) <= 2 ) {
			if ( abs( n - m ) == 1 ) {
				if ( m > n ) {
					cout << max( n, m ) + 1 << "\n";
					mx = max( n, m );
					num = mx - 2;
					cout << num - 1 << " ";
					for ( int i = 1; i <= num; i ++ )
						cout << "-1" << " ";
					cout << num - 1 << "\n";
				}
				else {
					cout << max( n, m ) << "\n";
					mx = max( n, m );
					num = mx - 2;
					cout << (num - 1) * -1 << " ";
					for ( int i = 1; i <= num; i ++ )
						cout << "1" << " ";
					cout << (num - 1) * -1 << "\n";
				}
			}
			else {
				if ( m > n ) {
					cout << max( n, m ) << "\n";
					mx = max( n, m );
					num = mx - 4;
					sum = num * -1;
					if ( sum % 2 )
						cout << sum / 2 << " " << sum / 2 << " ";
					else
						cout << sum / 2 - 1 << " " << sum / 2 - 1 << " ";
					for ( int i = 1; i <= num; i ++ )
						cout << "-1 ";
					if ( sum % 2 )
						cout << sum / 2 << " " << sum / 2 << " ";
					else
						cout << sum / 2 - 1 << " " << sum / 2 - 1 << " ";
					cout << "\n";
				}
				else {
					cout << max( n, m ) << "\n";
					mx = max( n, m );
					num = mx - 4;
					num *= -1;
					sum = num * -1;
					if ( sum % 2 )
						cout << sum / 2 << " " << sum / 2 << " ";
					else
						cout << sum / 2 - 1 << " " << sum / 2 - 1 << " ";
					for ( int i = 1; i <= num; i ++ )
						cout << "1 ";
					if ( sum % 2 )
						cout << sum / 2 << " " << sum / 2 << " ";
					else
						cout << sum / 2 - 1 << " " << sum / 2 - 1 << " ";
					cout << "\n";
				}
			}
		}
	}
}

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