Submission #654669

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
654669	2022-11-01 07:29:18	AlperenT	Flight to the Ford (BOI22_communication)	C++17	74 / 100	3682 ms	2056 KiB

communication

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#include <bits/stdc++.h>
#include "communication.h"
 
using namespace std;
 
struct Seg{
    int l, r;
 
    bool operator < (const Seg &sc) const{
        if(l == sc.l) return r < sc.r;
        else return l < sc.l;
    }
};
 
vector<Seg> merge(vector<Seg> a, vector<Seg> b){
    for(auto seg : b) a.push_back(seg);
    return a;
}
 
vector<Seg> fix(vector<Seg> vec){
    sort(vec.begin(), vec.end());
 
    vector<Seg> ans;
 
    for(auto seg : vec){
        if(ans.empty() || seg.l != ans.back().r + 1) ans.push_back(seg);
        else ans.back().r = seg.r;
    }
 
    return ans;
 
 
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Compilation message (stderr)

communication.cpp: In function 'void encode(int, int)':
communication.cpp:113:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Seg>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  113 |         for(int i = 0; i < segments.size(); i++){
      |                        ~~^~~~~~~~~~~~~~~~~
communication.cpp: In function 'std::pair<int, int> decode(int)':
communication.cpp:187:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Seg>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  187 |         for(int i = 0; i < segments.size(); i++){
      |                        ~~^~~~~~~~~~~~~~~~~
communication.cpp:178:35: warning: control reaches end of non-void function [-Wreturn-type]
  178 |     vector<Seg> segments = {{1, n}};
      |                                   ^

• Subtask 1: 15 / 15
• Subtask 2: 59.00003 / 85