Submission #162202

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
162202	2019-11-07 03:40:08	DifferentHeaven	Plahte (COCI17_plahte)	C++17	32 / 160	770 ms	96528 KiB

plahte

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#include <bits/stdc++.h>
#define ii pair <int, int>
#define x first
#define y second
#define db(x) cerr << #x << " = " << x << endl;
#define _ << " _ " <<
using namespace std;
const int N = 2e5 + 7;
int m, n, gx, gy, tot, t;
int p[N], res[N], cnt[N], st[N], ft[N], ver[N];
vector <int> col[N];
bool vis[N];
vector <int> vx, vy;
map <int, int> mx, my;
vector <int> adj[N];
int sz[N];
void getsz(int v, int p){
    sz[v] = 1;
    st[v] = ++t;
    ver[t] = v;  
    for(auto u : adj[v])
        if(u != p){
            getsz(u, v);
            sz[v] += sz[u];
        }
    ft[v] = t;
 
 
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Compilation message (stderr)

plahte.cpp: In member function 'void segTree::Update(int, int, int, int, int, int)':
plahte.cpp:77:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   int mid = l + r >> 1;
             ~~^~~
plahte.cpp: In member function 'int segTree::Query(int, int, int, int, int)':
plahte.cpp:87:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   int mid = l + r >> 1;
             ~~^~~
plahte.cpp: In function 'void Compress(std::vector<int>, std::map<int, int>&, int&)':
plahte.cpp:95:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 1; i < v.size(); i++)
                  ~~^~~~~~~~~~
plahte.cpp: In function 'void dfs(int, int, bool)':
plahte.cpp:122:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if(bigChild != -1)
     ^~
plahte.cpp:125:2: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
  for (int u: adj[v])
  ^~~
plahte.cpp: In function 'int main()':
plahte.cpp:195:7: warning: unused variable 'lx' [-Wunused-variable]
   int lx = rect[i].lx;
       ^~
plahte.cpp:150:60: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  if(fopen("test.inp", "r")) freopen("test.inp", "r", stdin), freopen("test.out", "w", stdout);
                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
plahte.cpp:150:60: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]

• Subtask 1: 32 / 32
• Subtask 2: 0 / 32
• Subtask 3: 0 / 32
• Subtask 4: 0 / 32
• Subtask 5: 0 / 32