This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <iostream>
#include <vector>
#include <algorithm>
#include <fstream>
#include <bitset>
using namespace std;
typedef long long ll;
typedef pair<int, int> pi;
typedef pair<ll, ll> pl;
typedef vector<int> vi;
#define trav(a, x) for (auto& a: x)
#define all(x) begin(x), end(x)
#define mp make_pair
#define pb push_back
#define f first
#define s second
#define NUM(a) (sizeof(a)/sizeof(*a))
vector<int> find_subset(int l, int u, vector<int> w){
vector<int> result;
int n = w.size();
vector<pair<int, int> > a(n, pair<int, int>());
for(int i = 0; i < n; i++){
a[i] = mp(w[i], i);
}
sort(a.begin(), a.end());
int right = 0;
int sum = 0;
for(int left = 0; left < n; left++){
while(sum < l && sum < l){
sum += a[right].f;
right++;
}
if(sum >= l && sum <= u){
vector<int> result;
for(int i = left; i < right; i++){
result.pb(a[i].s);
}
return result;
}
sum -= a[left].f;
}
//
// for(int i = 0; i < n; i++){
// cout << a[i].f << " " << a[i].s << "\n";
// }
// vector<int> minSum(n + 1, 0);
// vector<int> maxSum(n + 1, 0);
// for(int k = 1; k <= n; k++){
// minSum[k] = minSum[k - 1] + a[k - 1].f;
// maxSum[k] = maxSum[k - 1] + a[n - k].f;
// }
//
// for(int k = 1; k <= n; k++){
// if(minSum[k] <= u && maxSum[k] >= l){
// // this could fit within the range!
// // System.out.println("this could fit within the range! " + k);
// int currSum = minSum[k];
// int idx = k;
// while(idx <= n){
// if(currSum >= l && currSum <= u){
// // System.out.println(k);
// for(int i = idx - k; i < idx; i++){
// result.pb(a[i].s);
// }
// return result;
// }
//
// if(idx == n){
// break;
// }
//
// currSum += a[idx].f;
// currSum -= a[idx - k].f;
// idx++;
// }
// }
// }
result.resize(0);
return result;
}
// int main(){
// ios_base::sync_with_stdio(0);
// cin.tie(0);
//
// vector<int> tc;
// tc.pb(6);tc.pb(8);tc.pb(8);tc.pb(7);
// vector<int> v = find_subset(15, 17, tc);
// for(auto& a: v){
// cout << a << "\n";
// }
// }
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |