Submission #38571

#	Time	Username	Problem	Language	Result	Execution time	Memory
38571		oTTo_22	Sequence (BOI14_sequence)	C++14	0 / 100	0 ms	2176 KiB

sequence

#include <bits/stdc++.h>
#define se second
#define fi first
using namespace std;

int main () {

    ios_base::sync_with_stdio(false);
    cin.tie(0);
  
    int n;
    cin >> n;

    //for (int i=1; i<=11111; i++)
    //    cout << 9 << " ";
   // return 0;

    bool ind=0;
    int a[n+1];

    cin >> a[1];

    for (int i=2; i<=n; i++) {
        cin >> a[i];
        if (a[i]!=a[i-1])
            ind=1;
    }

    if (!ind) {
        int m=0;
        if (n%10==0)
            m--;
        while (n>0) {
            n/=10;
            m++;
        }

        string s;
        int k=a[1]-1;
        char c=k+'0';
        for (int i=1; i<=m-1; i++)
            if (k>0)
                s+=c;
            else
                s+='0';

        if (a[1]==0)
            cout << 1 << a[1] << s << 0;
        else
            if (a[1]==9)
                cout << s << a[1];
            else
                cout << a[1] << s << 0;
    }

    return 0;
}

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