Submission #584216

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
584216	2022-06-27 04:19:06	8e7	Flight to the Ford (BOI22_communication)	C++17	100 / 100	3528 ms	2072 KiB

communication

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//Challenge: Accepted
#include"communication.h"
#include <bits/stdc++.h>
using namespace std;
#ifdef zisk
void debug(){cout << endl;}
template<class T, class ... U> void debug(T a, U ... b){cout << a << " ", debug(b...); }
template<class T> void pary(T l, T r) {
  while (l != r) cout << *l << " ", l++;
  cout << endl;
}
#else
#define debug(...) 0
#define pary(...) 0
#endif
#define ll long long
#define pii pair<int, int>
#define ff first
#define ss second
#define io ios_base::sync_with_stdio(0);cin.tie(0);
int st = 1;
int se[16];
int str[4] = {0, 6, 9, 15};
int xo[8] = {0, 1, 2, 4, 5, 8, 9, 10};
void init() {
  for (int i = 0;i < 4;i++) {
    for (int j = 0;j < 8;j++) {
      se[str[i] ^ xo[j]] |= 1<<i;
    }
 
 
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Compilation message (stderr)

communication.cpp: In function 'std::vector<std::vector<std::pair<int, int> > > split(std::vector<std::pair<int, int> >&, int)':
communication.cpp:45:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |  for (int i = 0;i < t.size();i++) {
      |                 ~~^~~~~~~~~~
communication.cpp: In function 'std::vector<std::pair<int, int> > merge(std::vector<std::pair<int, int> >&, std::vector<std::pair<int, int> >&)':
communication.cpp:82:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   82 |  for (int i = 0;i < s.size();i++) {
      |                 ~~^~~~~~~~~~
communication.cpp:83:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   83 |   while (ind < t.size() && t[ind].ff < s[i].ff) ret.push_back(t[ind++]);
      |          ~~~~^~~~~~~~~~
communication.cpp:86:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   86 |  while (ind < t.size()) ret.push_back(t[ind++]);
      |         ~~~~^~~~~~~~~~
communication.cpp: In function 'void encode(int, int)':
communication.cpp:13:20: warning: statement has no effect [-Wunused-value]
   13 | #define debug(...) 0
      |                    ^
communication.cpp:104:18: note: in expansion of macro 'debug'
  104 |   for (auto p:A) debug(p.ff, p.ss);
      |                  ^~~~~
communication.cpp:104:13: warning: variable 'p' set but not used [-Wunused-but-set-variable]
  104 |   for (auto p:A) debug(p.ff, p.ss);
      |             ^
communication.cpp:13:20: warning: statement has no effect [-Wunused-value]
   13 | #define debug(...) 0
      |                    ^
communication.cpp:105:3: note: in expansion of macro 'debug'
  105 |   debug();
      |   ^~~~~
communication.cpp:13:20: warning: statement has no effect [-Wunused-value]
   13 | #define debug(...) 0
      |                    ^
communication.cpp:106:18: note: in expansion of macro 'debug'
  106 |   for (auto p:B) debug(p.ff, p.ss);
      |                  ^~~~~
communication.cpp:106:13: warning: variable 'p' set but not used [-Wunused-but-set-variable]
  106 |   for (auto p:B) debug(p.ff, p.ss);
      |             ^

• Subtask 1: 15 / 15
• Subtask 2: 85 / 85