Submission #598556

#	Time	Username	Problem	Language	Result	Execution time	Memory
598556		kabika	Labels (NOI20_labels)	C++17	100 / 100	101 ms	6668 KiB

Labels

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define a first
#define b second

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n;
    cin >> n;
    if(n == 2)
    {
        int d;
        cin >> d;
        if(d == 0)
        {
            cout << "-1\n";
            return 0;
        }
        if(d == 1)
        {
            cout << "1 2\n";
            return 0;
        }
        if(d == -1)
        {
            cout << "2 1\n";
            return 0;
        }
    }
    
    vector<int> diff(n-1);
    for(int i = 0; i < n-1; ++i)
        cin >> diff[i];
    vector<int> del(n);
    del[0] = 1;
    for(int i = 1; i < n; ++i)
        del[i] = del[i-1] + diff[i-1];
    sort(del.begin(),del.end());
    int mxd = del[n-1] - del[0];
    if(mxd != n-1)
    {
        cout << "-1\n";
        return 0;
    }
    int up = 1-del[0];
    int j = 1+up;
    for(int i = 0; i < n-1; ++i)
    {
        cout << j << " ";
        j += diff[i];
    }
    cout << j << '\n';
    return 0;
}

• Subtask 1: 7 / 7
• Subtask 2: 15 / 15
• Subtask 3: 25 / 25
• Subtask 4: 18 / 18
• Subtask 5: 35 / 35