제출 #1111115

#제출 시각아이디문제언어결과실행 시간메모리
1111115TheGreatAntivirus벽 (IOI14_wall)C++17
컴파일 에러
0 ms0 KiB
#include "wall.h" #include <bits/stdc++.h> struct query { int mx, mn; query() { mx = 0; mn = 1e9; } }; class segment { public: void push(int v, int vl, int vr) { if(vl != vr) { sg[2 * v].mx = min(sg[v].mn, max(sg[v].mx, sg[2 * v].mx)); sg[2 * v + 1].mx = min(sg[v].mn, max(sg[v].mx, sg[2 * v + 1].mx)); sg[2 * v].mn = max(sg[v].mx, min(sg[v].mn, sg[2 * v].mn)); sg[2 * v + 1].mn = max(sg[v].mx, min(sg[v].mn, sg[2 * v + 1].mn)); sg[v].mn = 1e9; sg[v].mx = 0; } } void upd(int v, int vl, int vr, int l, int r, int val, int m) { if(vl > r || vr < l) { return; } push(v, vl, vr); if(l <= vl && vr <= r) { if(m == 1) { sg[v].mx = max(sg[v].mx, val); sg[v].mn = max(sg[v].mn, sg[v].mx); } else { sg[v].mn = min(sg[v].mn, val); sg[v].mx = min(sg[v].mx, sg[v].mn); } push(v, vl, vr); return; } int mid = (vl + vr) / 2; upd(2 * v, vl, mid, l, r, val, m); upd(2 * v + 1, mid + 1, vr, l, r, val, m); } query get(int v, int vl, int vr, int p) { if(vl > p || vr < p) { query tmp; return tmp; } push(v, vl, vr); if(vl == vr && vl == p) { return sg[v]; } int mid = (vl + vr) / 2; query lc = get(2 * v, vl, mid, p), rc = get(2 * v + 1, mid + 1, vr, p); query res; res.mn = min(lc.mn, rc.mn); res.mx = max(lc.mx, rc.mx); return res; } }; void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]) { segment s; for(int i = 0; i < k; i++) { s.upd(1, 0, MAXN - 1, left[i], right[i], height[i], op[i]); } for(int i = 0; i < n; i++) { query ans = s.get(1, 0, MAXN - 1, i); finalHeight[i] = min(ans.mx, ans.mn); } }

컴파일 시 표준 에러 (stderr) 메시지

wall.cpp: In member function 'void segment::push(int, int, int)':
wall.cpp:20:17: error: 'sg' was not declared in this scope
   20 |                 sg[2 * v].mx = min(sg[v].mn, max(sg[v].mx, sg[2 * v].mx));
      |                 ^~
wall.cpp:20:46: error: 'max' was not declared in this scope; did you mean 'std::max'?
   20 |                 sg[2 * v].mx = min(sg[v].mn, max(sg[v].mx, sg[2 * v].mx));
      |                                              ^~~
      |                                              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 wall.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3486:5: note: 'std::max' declared here
 3486 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
wall.cpp:20:32: error: 'min' was not declared in this scope; did you mean 'std::min'?
   20 |                 sg[2 * v].mx = min(sg[v].mn, max(sg[v].mx, sg[2 * v].mx));
      |                                ^~~
      |                                std::min
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from wall.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: 'std::min' declared here
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
wall.cpp: In member function 'void segment::upd(int, int, int, int, int, int, int)':
wall.cpp:39:21: error: 'sg' was not declared in this scope
   39 |                     sg[v].mx = max(sg[v].mx, val);
      |                     ^~
wall.cpp:39:32: error: 'max' was not declared in this scope; did you mean 'std::max'?
   39 |                     sg[v].mx = max(sg[v].mx, val);
      |                                ^~~
      |                                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 wall.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3486:5: note: 'std::max' declared here
 3486 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
wall.cpp:44:21: error: 'sg' was not declared in this scope
   44 |                     sg[v].mn = min(sg[v].mn, val);
      |                     ^~
wall.cpp:44:32: error: 'min' was not declared in this scope; did you mean 'std::min'?
   44 |                     sg[v].mn = min(sg[v].mn, val);
      |                                ^~~
      |                                std::min
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from wall.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: 'std::min' declared here
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
wall.cpp: In member function 'query segment::get(int, int, int, int)':
wall.cpp:64:24: error: 'sg' was not declared in this scope
   64 |                 return sg[v];
      |                        ^~
wall.cpp:69:33: error: 'min' was not declared in this scope; did you mean 'std::min'?
   69 |             query res; res.mn = min(lc.mn, rc.mn);
      |                                 ^~~
      |                                 std::min
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from wall.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: 'std::min' declared here
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
wall.cpp:70:22: error: 'max' was not declared in this scope; did you mean 'std::max'?
   70 |             res.mx = max(lc.mx, rc.mx);
      |                      ^~~
      |                      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 wall.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3486:5: note: 'std::max' declared here
 3486 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
wall.cpp: In function 'void buildWall(int, int, int*, int*, int*, int*, int*)':
wall.cpp:80:21: error: 'MAXN' was not declared in this scope
   80 |         s.upd(1, 0, MAXN - 1, left[i], right[i], height[i], op[i]);
      |                     ^~~~
wall.cpp:84:33: error: 'MAXN' was not declared in this scope
   84 |         query ans = s.get(1, 0, MAXN - 1, i);
      |                                 ^~~~
wall.cpp:85:26: error: 'min' was not declared in this scope; did you mean 'std::min'?
   85 |         finalHeight[i] = min(ans.mx, ans.mn);
      |                          ^~~
      |                          std::min
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from wall.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: 'std::min' declared here
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~