제출 #754184

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
754184		nicksms	마상시합 토너먼트 (IOI12_tournament)	C++17	컴파일 에러	0 ms	0 KiB

tournament

#include <bits/extc++.h>
int ans[100001],cl[100000],cr[100000];

int GetBestPosition(int N, int C, int R, int *K, int *S, int *E) {
  struct p {int x,y;};
  __gnu_cxx::rope<p> g;
  int cnt = 0;
  for (int i = 0; i < N-1; i++) if (K[i] > R) {
    cl[i+1]++;
    cr[i]++;
    cnt++;
  }
  for (int i = 1; i < N; i++) cl[i]+=cl[i-1];
  for (int i = N-2; i >= 0; i--) cr[i]+=cr[i+1];
  for (int i = 0; i < N; i++) g.push_back({i,i});
  for (int i = 0; i < C; i++) {
    int l=g[S[i]].x,r=g[E[i]].y;
    g.erase(S[i],E[i]-S[i]+1);
    g.insert(S[i],{l,r});
    if (cl[l]+cr[r]==cnt) ans[l]++,ans[r+1]--;
  }
  int a = ans[0];
  for (int i = 1; i <= N; i++) a=max(a,ans[i] += ans[i-1]);
  return a;
}

컴파일 시 표준 에러 (stderr) 메시지

tournament.cpp: In function 'int GetBestPosition(int, int, int, int*, int*, int*)':
tournament.cpp:23:34: error: 'max' was not declared in this scope; did you mean 'std::max'?
   23 |   for (int i = 1; i <= N; i++) a=max(a,ans[i] += ans[i-1]);
      |                                  ^~~
      |                                  std::max
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/extc++.h:32,
                 from tournament.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3486:5: note: 'std::max' declared here
 3486 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~