제출 #1258050

#제출 시각아이디문제언어결과실행 시간메모리
1258050menkhGlobal Warming (CEOI18_glo)C++17
0 / 100
33 ms3408 KiB
#include <bits/stdc++.h> using namespace std; #define MAX 200005 int a[MAX], L[MAX], R[MAX]; int b[MAX]; int n, x; void solve() { scanf("%d", &n, &x); for (int i = 1; i <= n; i++) { scanf("%d", &a[i]); b[i] = a[i]; } vector<int> lis; for (int i = 1; i <= n; i++) { int k = lower_bound(lis.begin(), lis.end(), a[i]) - lis.begin(); if (k == lis.size()) lis.push_back(a[i]); else lis[k] = a[i]; L[i] = lis.size(); } reverse(b + 1, b + n + 1); lis.clear(); for (int i = 1; i <= n; i++) { int k = lower_bound(lis.begin(), lis.end(), b[i]) - lis.begin(); if (k == lis.size()) lis.push_back(b[i]); else lis[k] = b[i]; R[n - i + 1] = lis.size(); } int answer = 0; for (int i = 0; i <= n; i++) answer = max(answer, L[i] + R[i] - 1); printf("%d\n", answer); } int main() { solve(); }

컴파일 시 표준 에러 (stderr) 메시지

glo.cpp: In function 'void solve()':
glo.cpp:10:11: warning: too many arguments for format [-Wformat-extra-args]
   10 |     scanf("%d", &n, &x);
      |           ^~~~
glo.cpp:10:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 |     scanf("%d", &n, &x);
      |     ~~~~~^~~~~~~~~~~~~~
glo.cpp:12:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |         scanf("%d", &a[i]);
      |         ~~~~~^~~~~~~~~~~~~
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