제출 #38558

#제출 시각아이디문제언어결과실행 시간메모리
38558oTTo_22수열 (BOI14_sequence)C++14
0 / 100
0 ms2176 KiB
#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;

    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;
        while (n>0) {
            n/=10;
            m++;
        }

        string s;
        for (int i=1; i<=m-1; i++)
            s+='0';

        cout << a[1] << s << 1;
    }

    return 0;
}
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