Submission #288222

#	Time	Username	Problem	Language	Result	Execution time	Memory
288222		someone_aa	Labels (NOI20_labels)	C++17	100 / 100	245 ms	6776 KiB

Labels

#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define mp make_pair
#define sz(x) int(x.size())
using namespace std;
const int maxn = 300100;
ll n, d[maxn];

int main() {
	cin>>n;

	ll minpoint = INT_MAX, maxpoint = INT_MIN;
	ll sum = 0LL;
	for(int i=1;i<n;i++) {
		cin>>d[i];

		sum += d[i];
		minpoint = min(minpoint, sum);
		maxpoint = max(maxpoint, sum);
	}

	vector<int>starts;
	for(int i=1;i<=n;i++) {
		if(i + minpoint >= 1 && i + maxpoint <= n) starts.pb(i);
	}

	if(sz(starts) != 1) {
		cout<<"-1\n";
		return 0;
	}

	int curr = starts[0];
	cout<<curr<<" ";
	for(int i=1;i<n;i++) {
		curr += d[i];
		cout<<curr<<" ";
	} cout<<"\n";

	return 0;
}

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