Submission #872537

#	Time	Username	Problem	Language	Result	Execution time	Memory
872537		Zero	Detecting Molecules (IOI16_molecules)	C++17	0 / 100	0 ms	416 KiB

molecules

#include <bits/stdc++.h>
#define ll long long
#include "molecules.h"
 
#define pb push_back
using namespace std;
 
vector<int> find_subset(int l, int u, vector<int> a){
    ll n = a.size();
    vector<int> v;
    ll s = 0;
    for(ll i=0; i < n; i ++){
        if(a[i]>=l && a[i] <= u){
            v.pb(i);
            return v;
        }
    }
    bool jj = false;
    // s = a[0];
    ll i = 0, j = 0;
    while(j < n){
        if(s >= l && s <= u){
            if(jj)j--;
            v.pb(i);v.pb(j);
            break;
        }
        if(s > u) s-=a[i],i++;
        else s += a[j],j++,jj=true;
    }
    return v;
}
 
// signed main(){
//     int l,u; cin >> l >> u;
//     vector<int> a(4);
//     for(auto &i : a) cin >> i;
//     vector<int> y = find_subset(l,u,a);
//     for(auto i : y) cout << i << " ";
//     return 0;
// }

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