Submission #1081712

#	Time	Username	Problem	Language	Result	Execution time	Memory
1081712		vjudge1	Measures (CEOI22_measures)	C++17	24 / 100	1555 ms	7004 KiB

Main

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define mod 998244353
#define int long long
#define endl '\n'
using namespace std;
using namespace __gnu_pbds;
using ordered_set = tree<pair<pair<int,int>,int>,null_type,less<pair<pair<int,int>,int>>,rb_tree_tag,tree_order_statistics_node_update>;
signed main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int n,m,d;
    cin>>n>>m>>d;
    d*=2;
    vector<int>v(n);
    for(auto &i:v){cin>>i;i*=2;}
    while(m--){
        int x;
        cin>>x;
        x*=2;
        v.push_back(x);
        sort(v.begin(),v.end());
        int l=0,r=1000000000,mid,f;
        r*=r;
        while(l<=r){
            mid=(l+r)/2;
            vector<int>vv=v;
            vv[0]-=mid;
            bool bl=1;
            for(int i=1;i<vv.size();i++){
                vv[i]=max(vv[i]-mid,vv[i-1]+d);
                if(abs(vv[i]-v[i])>mid)bl=0;
            }
            if(bl){
                r=mid-1;
                f=mid;
            }else l=mid+1;
        }
        cout<<f/2;
        if(f&1)cout<<".5";
        cout<<' ';
    }
}
/*
1
13
7 10 13 |4 |5 10| 8| 3 6 5 |7 10| 2


*/

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:30:26: 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]
   30 |             for(int i=1;i<vv.size();i++){
      |                         ~^~~~~~~~~~
Main.cpp:40:13: warning: 'f' may be used uninitialized in this function [-Wmaybe-uninitialized]
   40 |         if(f&1)cout<<".5";
      |            ~^~

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