Submission #431990

#	Time	Username	Problem	Language	Result	Execution time	Memory
431990		ak2006	Labels (NOI20_labels)	C++14	100 / 100	82 ms	6628 KiB

Labels

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using vb = vector<bool>;
using vvb = vector<vb>;
using vi = vector<int>;
using vvi = vector<vi>;
using vl = vector<ll>;
using vvl = vector<vl>;
using vc = vector<char>;
using vvc = vector<vc>;
using vs = vector<string>;
const ll mod = 1e9 + 7,inf = 1e18;
#define pb push_back
#define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
void setIO()
{
    fast;
}
int main()
{
    setIO();
    int n;
    cin>>n;
    vl sums(n + 1);
    for (int i = 1;i<n;i++)cin>>sums[i],sums[i] += sums[i - 1];
    ll mn = sums[1],mx = sums[1];
    for (int i = 2;i<n;i++)mn = min(sums[i],mn),mx = max(sums[i],mx);
    int cnt = 0,posi = -1;
    for (int i = 1;i<=n;i++){
        if (1 <= mn + i && mn + i <= n && 1 <= mx + i && mx + i <= n)
            cnt++,posi = i;
    }
    if (cnt != 1)cout<<-1;
    else{
        cout<<posi<<" ";
        for (int i = 1;i<n;i++)cout<<sums[i] + posi<<" ";
    }
    return 0;
}

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