Submission #934069

#	Time	Username	Problem	Language	Result	Execution time	Memory
934069		Ludissey	Measures (CEOI22_measures)	C++14	0 / 100	1504 ms	1368 KiB

Main

#include <bits/stdc++.h>
#define int long long
using namespace std;
const int mod=1e9+7;
 
signed main() {
    ios_base::sync_with_stdio(false); cin.tie(nullptr);
	int n,m,D; cin >> n >> m >> D;
    vector<int> a(n);
    for (int i = 0; i < n; i++) cin >> a[i];
    for (int _i = 0; _i < m; _i++)
    {
        int x; cin >> x;
        a.push_back(x);
        sort(a.begin(),a.end());
        vector<int> lft(a.size(),0);
        vector<int> rgt(a.size(),0);
        for (int i = 1; i < a.size(); i++)
        {
            lft[i]=lft[i-1]+(D-(a[i]-a[i-1]));
        }
        for (int i = a.size()-2; i >= 0; i--)
        {
            rgt[i]=rgt[i+1]+(D-(a[i+1]-a[i]));
        }
        double mn=1e9;
        for (int i = 0; i < a.size(); i++){
            mn=min(mn, (double)max(lft[i], rgt[i]));
            if(i==0) continue;
            double half=(double)(D-(a[i]-a[i-1]))/(double)2;
            mn=min(mn, max(lft[i-1]+half, rgt[i]+half));
        }
        cout << max((double)0,mn) << " ";
    }
    return 0;
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:18:27: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |         for (int i = 1; i < a.size(); i++)
      |                         ~~^~~~~~~~~~
Main.cpp:27:27: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |         for (int i = 0; i < a.size(); i++){
      |                         ~~^~~~~~~~~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 14
• Subtask 3: 0 / 35
• Subtask 4: 0 / 41