Submission #417181

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
417181	2021-06-03 12:40:16	Kevin_Zhang_TW	Sky Walking (IOI19_walk)	C++17	43 / 100	2870 ms	284716 KiB

walk

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb emplace_back
#define AI(i) begin(i), end(i)
template<class T> bool chmin(T &a, T b) { return b < a && (a = b, true); }
template<class T> bool chmax(T &a, T b) { return a < b && (a = b, true); }
#ifdef KEV
#define DE(args...) kout("[ " + string(#args) + " ] = ", args)
void kout() { cerr << endl; }
template<class T, class ...U> void kout(T a, U ...b) { cerr << a << ' ', kout(b...); }
template<class T> void debug(T l, T r) { while (l != r) cerr << *l << " \n"[next(l)==r], ++l; }
#else
#define DE(...) 0
#define debug(...) 0
#endif
// TODO Watch out for the size
const int MAX_N = 400010 * 10;
const ll inf = 1ll << 55;
#include "walk.h"
// graph is 0 based
int n, m;
vector<int> xup[MAX_N];
vector<int> x, h, pfsz;
vector<pair<int,int>> edge[MAX_N];
int get_id(int i, int j) {
 
 
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Compilation message (stderr)

walk.cpp: In function 'void sweep(std::vector<int>, std::vector<int>, std::vector<int>)':
walk.cpp:14:17: warning: statement has no effect [-Wunused-value]
   14 | #define DE(...) 0
      |                 ^
walk.cpp:43:3: note: in expansion of macro 'DE'
   43 |   DE(l[i], r[i], y[i]);
      |   ^~
walk.cpp: In function 'void init_ver(std::vector<int>, std::vector<int>, std::vector<int>, int, int)':
walk.cpp:107:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  107 |   for (int j = 1;j < xup[i].size();++j) {
      |                  ~~^~~~~~~~~~~~~~~
walk.cpp: In function 'void mbuild(std::vector<int>, std::vector<int>, std::vector<int>)':
walk.cpp:135:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  135 |   for (int j = 1;j < loc.size();++j) {
      |                  ~~^~~~~~~~~~~~
walk.cpp: In function 'll sho(int, int)':
walk.cpp:14:17: warning: statement has no effect [-Wunused-value]
   14 | #define DE(...) 0
      |                 ^
walk.cpp:161:3: note: in expansion of macro 'DE'
  161 |   DE(x, d);
      |   ^~

• Subtask 1: 10 / 10
• Subtask 2: 0 / 14
• Subtask 3: 15 / 15
• Subtask 4: 18 / 18
• Subtask 5: 0 / 43