Submission #1309423

#	Time	Username	Problem	Language	Result	Execution time	Memory
1309423		ayuxhkumxr22	Cipele (COCI18_cipele)	C++20	0 / 90	19 ms	2076 KiB

cipele

/*
Author : ayuxh
*/
#include <bits/stdc++.h>
using namespace std;
#define INF (int)2e9
#define INFL (long long)2e18
#define int long long
const int mod = 998244353;

void Solve() {
    int n,m;
    cin>>n>>m;
    vector<int> ls(n),rs(m);
    for(int i=0;i<n;i++){
        cin>>ls[i];
    }
    for(int i=0;i<m;i++){
        cin>>rs[i];
    }
    if(n>m){
        swap(n,m);
        swap(ls,rs);
    }
    int ans=INFL;
    int l=0,r=1e9,mid;
    while(l<=r){
        mid=l+(r-l)/2;
        int j=0;
        for(int i=0;i<n;i++){
            j++;
            while(j<m && abs(ls[i]-rs[j])>mid)    j++;
        }
        if(j<m){
            ans=mid;
            r=mid-1;
        }else{
            l=mid+1;
        }
    }
    cout<<ans<<"\n";
}

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int t=1;
    // cin >> t;
    while (t--) Solve();
    return 0;
}

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