Submission #938275

#	Time	Username	Problem	Language	Result	Execution time	Memory
938275		Faisal_Saqib	Sequence (BOI14_sequence)	C++17	0 / 100	1 ms	600 KiB

sequence

#include <iostream>
#include <string>
#include <set>
using namespace std;
bool is_in(int x,int y)
{
    string s=to_string(x);
    string yp="";
    yp+=char(y+'0');
    return s.find(yp)!=string::npos;
}
int main()
{
    int n;
    cin>>n;
    int b[n];
    set<int> sp;
    for(int i=0;i<n;i++)
    {
        // cin>>b[i];
        b[i]=9;
        sp.insert(b[i]);
    }
    if(sp.size()==1)
    {
        int tp=1;
        while((tp*10)<=n)
        {
            tp*=10;
        }
        if(tp!=n)
            tp*=10;
        if(b[0] and tp>1)
        {
            cout<<(((tp*10)-1)/9)*8+1<<endl;
        }
        else{
            cout<<tp*b[0]<<endl;

        }
        return 0;
    }
    for(int ans=1;ans<=1e6;ans++)
    {
        bool pos=1;
        for(int j=0;j<n;j++)
        {
            if(!is_in(ans+j,b[j]))
                {
                    pos=0;
                    break;
                }   
        }
        if(pos)
        {
            cout<<ans<<endl;
            break;
        }
    }
    return 0;
}

• Subtask 1: 0 / 9
• Subtask 2: 0 / 33
• Subtask 3: 0 / 25
• Subtask 4: 0 / 33