Submission #1057878

#	Time	Username	Problem	Language	Result	Execution time	Memory
1057878		hennessey	Labels (NOI20_labels)	C++17	100 / 100	76 ms	18612 KiB

Labels

#include <bits/stdc++.h>

using namespace std;

#define int long long

signed main() {
    //your code goes here
    int n;
    cin >> n;
    vector <int> arr = {};
    for(int i = 1; i < n; i++) {
        int num;
        cin >> num;
        arr.push_back(num);
    }
    vector <int> pref = {0};
    int cur = 0;
    for(int i = 0; i < n-1; i++) {
        cur += arr[i];
        // cout << cur << endl;
        pref.push_back(cur);
    }
    int minv = 1e18;
    int maxv = 0;
    for(int i = 0; i < n; i++) {
        // cout << pref[i] << endl;
        maxv = max(maxv, pref[i]);
        minv = min(minv, pref[i]);
    }
    int ans = 0;
    int ch = -1;
    for(int i = 1; i <= n; i++) {
        if((maxv+i) <= n && (i+minv) >= 1) {
            ans++;
            ch = i;
        }
    }
    // cout << ans << " " << maxv << " " << minv << endl;
    if(ans > 1) {
        cout << -1 << endl;
    } else {
        vector <int> ans = {};
        for(int i = 0; i < n; i++) {
            ans.push_back((ch+pref[i]));
        }
        for(int i = 0; i < n; i++) {
            cout << ans[i] << " ";
        }
        cout << endl;
    }
    return 0;
}

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