Submission #1125733

#	Time	Username	Problem	Language	Result	Execution time	Memory
1125733		InvMOD	Detecting Molecules (IOI16_molecules)	C++20	0 / 100	0 ms	328 KiB

molecules

#include <bits/stdc++.h>
using namespace std;

#define fi first
#define se second
#define gcd __gcd
#define sz(v) (int) v.size()
#define pb push_back
#define pi pair<int,int>
#define all(v) (v).begin(), (v).end()
#define compact(v) (v).erase(unique(all(v)), (v).end())
#define FOR(i, a, b) for(int i = (a); i <= (b); i++)
#define dbg(x) "[" #x " = " << (x) << "]"
///#define int long long

using ll = long long;
using ld = long double;
using ull = unsigned long long;

template<typename T> bool ckmx(T& a, const T& b){if(a < b) return a = b, true; return false;}
template<typename T> bool ckmn(T& a, const T& b){if(a > b) return a = b, true; return false;}

const int N = 2e5+5;
const ll MOD = 1e9+7;
const ll INF = 1e18;

vector<int> find_subset(int l, int r, vector<int> w){
    vector<pair<int,int>> a;

    for(int i = 0; i < sz(w); i++) a.push_back(make_pair(w[i], i));

    vector<int> answer; sort(all(a));

    int ptr = 0, sum = 0;
    for(int i = 0; i < sz(w); i++){
        sum += a[i].fi;

        while(ptr <= i && sum > r) sum -= a[ptr++].fi;

        if(l <= sum && sum <= r){
            for(int x = ptr; x <= i; x++)
                answer.pb(a[x].se + 1);
            break;
        }
    }
    return answer;
}

//#define name "InvMOD"
#ifdef name
signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);

    if(fopen(name".INP", "r")){
        freopen(name".INP","r",stdin);
        freopen(name".OUT","w",stdout);
    }

    int n, l, r; cin >> n >> l >> r;

    vector<int> w;
    FOR(i, 1, n){
        int x; cin >> x;
        w.push_back(x);
    }

    vector<int> ans = find_subset(l, r, w);

    for(int v : ans) cout << v << " "; cout <<"\n";
    return 0;
}
#endif

Compilation message (stderr)

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
      |         ^~~~

• Subtask 1: 0 / 9
• Subtask 2: 0 / 10
• Subtask 3: 0 / 12
• Subtask 4: 0 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31