Submission #91929

#	Time	Username	Problem	Language	Result	Execution time	Memory
91929		popovicirobert	Nice sequence (IZhO18_sequence)	C++14	6 / 100	2 ms	420 KiB

sequence

#include <bits/stdc++.h>
#define lsb(x) (x & (-x))
#define ll long long
#define ull unsigned long long
#define ld long double
// 217
// 44

using namespace std;

const int INF = 999999999;
const int MAXN = (int) 2e5;

int arr[2 * MAXN + 1];

int main() {
    //ifstream cin("A.in");
    //ofstream cout("A.out");
    int t, i;
    ios::sync_with_stdio(false);
    cin.tie(0), cout.tie(0);
    cin >> t;
    while(t > 0) {
        t--;
        int n, m;
        cin >> n >> m;
        int mn = min(n, m), mx = max(n, m);
        if(mx % mn == 0) {
            cout << mx - 1 << "\n";
            int sign = 1;
            if(mn == n) {
                sign = -1;
            }
            for(i = 1; i < mx; i++) {
                cout << sign << " ";
            }
            cout << "\n";
            continue;
        }
        int sz = n + m - 2, val = INF / (n - 1);
        int pos = 1;
        cout << sz << "\n";
        while(pos <= sz) {
            for(i = 1; i <= n - 1 && pos <= sz; i++) {
                arr[pos] = val;
                pos++;
            }
            if(pos <= sz) {
                arr[pos] = - val * (n - 1) - 1;
                pos++;
            }
        }
        int sign = 1;
        if(n != mn) {
            sign = -1;
        }
        for(i = 1; i <= sz; i++) {
            cout << sign * arr[i] << " ";
        }
        cout << "\n";
    }
    //cin.close();
    //cout.close();
    return 0;
}

• Subtask 1: 6 / 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