제출 #1126607

#제출 시각아이디문제언어결과실행 시간메모리
1126607Halym2007수열 (BOI14_sequence)C++17
9 / 100
1095 ms484 KiB
#include <bits/stdc++.h> using namespace std; #define ll long long #define sz size() #define ff first #define ss second #define pb push_back #define pii pair <int, int> #define dur exit(0) #define dur1 return(0) const int N = 2e5 + 5; char a[N]; int main () { // freopen ("input.txt", "r", stdin); ios::sync_with_stdio(0);cin.tie(0);cout.tie(0); int n; cin >> n; bool subtask = 0; for (int i = 1; i <= n; ++i) { int x; cin >> x; a[i] = char(x + 48); if (i > 1) { if (a[i - 1] != a[i]) subtask = 1; } } if (!subtask) { // cout << a[1]; // return 0; int cyk = 0; if (a[1] != '0') { cyk = int(a[1] - 48); } else cyk = 1; if (a[1] != '0' and n == 1) return 0; int jog = 1, ayyr = 8; for (int i = 2; ; ++i) { jog *= 10; cyk *= 10; ayyr *= 10; ayyr += 8; if (jog >= n) { break; } } if (a[1] == '9') { cout << ++ayyr; } else cout << cyk; return 0; } else { for (int i = 1; ; ++i) { int idx = 0, bol = 0; for (int j = i; j <= i + n - 1; ++j) { string jog = to_string(j); idx++; int ok = 0; for (char k : jog) { if (k == a[idx]) { ok = 1; break; } } if (!ok) { bol = 1; break; } } if (!bol) { return cout << i, 0; } } } }
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