제출 #1141334

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1141334		harry_tm_18	Detecting Molecules (IOI16_molecules)	C++20	컴파일 에러	0 ms	0 KiB

molecules

    #include <molecules.h>
    #include <bits/stdc++.h>
    using namespace std;
    
    #define ll long long
    const int N = 1e5;
    vector<int> adj[N];
    vector<bool> c(N);


    vector<ll> find_subset(int l, int u, vector<int> w){

        int n = w.size();
        vector<pair<ll,ll>> a;

        for(int i=0; i<n; ++i){   
            a.emplace_back(w[i],i);
        }
        sort(a.begin(), a.end());

        vector<ll> suffix(n), ans;
        suffix[n-1] = a[n-1].first;

        for(int i=n-2; i>=0; --i){
            suffix[i] = suffix[i+1] + a[i].first;
        } 

        ll prefixSum = 0;

        for(int i=0; i<n; ++i){
            if(prefixSum > u) break;
            if(prefixSum <= l){
                for(int j=0; j<=i; ++i){
                    ans.push_back(a[j].second);
                }
                return ans;
            }

            ll v = 0, g = n-1;

            while(v <= g){
                int mid = v + (g - v) / 2;

                if(prefixSum + suffix[mid] >= l && prefixSum + suffix[mid] <= u){
                    for(int j=0; j<i; ++j){
                        ans.push_back(a[j].second);
                    }
                    for(int j=mid+1; j<n; ++j){
                        ans.push_back(a[j].second);
                    }
                    return ans;
                } else if(prefixSum + suffix[mid] > u){
                    v = mid + 1;
                } else {
                    g = mid - 1;
                }
            }
            prefixSum += a[i].first;
        }

        return ans;
    }

컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp:1:14: fatal error: molecules.h: No such file or directory
    1 |     #include <molecules.h>
      |              ^~~~~~~~~~~~~
compilation terminated.
molecules.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
molecules_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~