제출 #1126595

#제출 시각아이디문제언어결과실행 시간메모리
1126595Halym2007수열 (BOI14_sequence)C++17
0 / 100
3 ms700 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; for (int i = 1; i <= n; ++i) { int x; cin >> x; a[i] = char(x + 48); } 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; } } }

컴파일 시 표준 에러 (stderr) 메시지

sequence.cpp: In function 'int main()':
sequence.cpp:14:17: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |         freopen ("input.txt", "r", stdin);
      |         ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
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