Submission #680113

#	Time	Username	Problem	Language	Result	Execution time	Memory
680113		stevancv	Labels (NOI20_labels)	C++14	100 / 100	68 ms	9012 KiB

Labels

#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define sp ' '
#define en '\n'
#define smin(a, b) a = min(a, b)
#define smax(a, b) a = max(a, b)
#define sadd(a, b) a = Add(a, b)
#define smul(a, b) a = Mul(a, b)
using namespace std;
const int N = 1e3 + 2;
const int mod = 1e9 + 7;
int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int n;
    cin >> n;
    vector<ll> a(n - 1);
    for (int i = 0; i < n - 1; i++) {
        cin >> a[i];
        if (i > 0) a[i] += a[i - 1];
    }
    ll mn = *min_element(a.begin(), a.end());
    ll mx = *max_element(a.begin(), a.end());
    ll y = 1 - mn; ll x = n - mx;
    smin(x, (ll)n); smax(x, 1ll);
    smin(y, (ll)n); smax(y, 1ll);
    if (x != y) {
        cout << -1 << en;
        return 0;
    }
    vector<ll> ans(n);
    ans[0] = x;
    for (int i = 0; i < n - 1; i++) {
        ans[i + 1] = ans[0] + a[i];
    }
    for (int i = 0; i < n; i++) cout << ans[i] << sp;
    cout << en;
    return 0;
}

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