Submission #100335

#	Time	Username	Problem	Language	Result	Execution time	Memory
100335		tpoppo	Simfonija (COCI19_simfonija)	C++14	11 / 110	1067 ms	4964 KiB

simfonija

#include <bits/stdc++.h>

using namespace std;

#define int long long
const int MAXN = 1e5 + 10;

int n, k;

int a[MAXN];
int b[MAXN];

int sim(int x){
    vector<int> v;
    v.reserve(n);
    for(int i=0;i<n;i++) v.push_back( abs(a[i]-b[i] + x));

    nth_element(v.begin(),v.begin() + n - k,v.end());

    int sm = 0;
    for(int i=0;i<n-k;i++) sm += v[i];

    return sm;
}


signed main() {
    cin.tie(0);
    ios::sync_with_stdio(false);




    cin >> n >> k;
    for(int i=0;i<n;i++) cin >> a[i];

    for(int i=0;i<n;i++) cin >> b[i];


    vector<int> dx;
    for(int i=0;i<n;i++) dx.push_back(b[i] - a[i]);
    sort(dx.begin(),dx.end());

    dx.erase(unique(dx.begin(),dx.end()),dx.end());

    int rs = 1e9;
    for(auto el : dx){
        //cout<<el<<": "<<sim(el)<<'\n';
        rs = min(rs,sim(el));
    }

    cout<<rs<<'\n';







    return 0;
}

• Subtask 1: 11 / 11
• Subtask 2: 0 / 11
• Subtask 3: 0 / 11
• Subtask 4: 0 / 11
• Subtask 5: 0 / 11
• Subtask 6: 0 / 11
• Subtask 7: 0 / 11
• Subtask 8: 0 / 11
• Subtask 9: 0 / 11
• Subtask 10: 0 / 11