제출 #47021

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
47021		iletavcioski	Calvinball championship (CEOI15_teams)	C++17	10 / 100	560 ms	956 KiB

teams

#include <iostream>
#include <vector>
using namespace std;
typedef long long ll;
const ll mod = 1000007;
int main()
{
    int n;
    cin>>n;
    vector<int> v;
    vector<int> maxi;
    vector<int> dp;
    for(int i=0;i<n;i++)
    {
        int a;
        cin>>a;
        v.push_back(a);
        if(maxi.size())
        {
            maxi.push_back(max(maxi[maxi.size()-1],a));
        }
        else
            maxi.push_back(a);
        dp.push_back(1);
    }
    dp.push_back(1);
    ll brojac=1;
    for(int i=n-1;i>=0;i--)
    {
        int a;
        if(i==0)
            a=0;
        else
            a=maxi[i-1];
        for(int j=1;j<v[i];j++)
        {
            brojac+=dp[max(a,j)];
            brojac%=mod;
        }
        ll broj=dp[1];
        for(int j=1;j<=i+1;j++)
        {
            broj+=dp[j+1];
            dp[j]=broj;
            broj%=mod;
            dp[j]%=mod;
        }
    }
    cout<<brojac<<endl;
    return 0;

}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10