Submission #472278

#	Time	Username	Problem	Language	Result	Execution time	Memory
472278		_L__	Cipele (COCI18_cipele)	C++17	18 / 90	1091 ms	1868 KiB

cipele

// This code is written by _L__
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
template<class T> using ordered_set = tree<T, null_type , less<T> , rb_tree_tag , tree_order_statistics_node_update>;
#define endl '\n'
#define F_word ios_base::sync_with_stdio(false), cin.tie(NULL), cout.tie(NULL);
typedef long long ll;
typedef long double ld;
const ll mod = 1e9+7, N = 1e5+300, INF = 1e18;
const ld E = 1e-6;

int main(void){
    F_word;
    int n, m; cin >> n >> m;
    vector<ll> l(n), r(m); for(int i = 0; i < n; ++i) cin >> l[i]; for(int i =0 ; i < m; ++i) cin >> r[i];
    sort(l.begin(), l.end());
    sort(r.begin(), r.end());
    if(n <= m){
        ll ans = 0;
        for(int i = 0; i < n; ++i){
            ll idx = 0, b = INT_MAX;
            for(int j = 0; j < r.size(); ++j){
                if(abs(r[j]-l[i]) <= b){
                    b = abs(r[j]-l[i]);
                    idx = j;
                }
            }
            r.erase(r.begin()+idx);
            ans = max(ans, b);
        }
        cout << ans << endl;
    } else {
        ll ans = 0;
        for(int i = 0; i < m; ++i){
            ll idx = 0, b = INT_MAX;
            for(int j =0;j < l.size(); ++j){
                if(abs(l[j]-r[i]) <= b){
                    idx = j;
                    b = abs(r[i]-l[j]);
                }
            }
            l.erase(l.begin()+idx);
            ans = max(ans, b);
        }
        cout << ans << endl;
    }
}

Compilation message (stderr)

cipele.cpp: In function 'int main()':
cipele.cpp:25:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |             for(int j = 0; j < r.size(); ++j){
      |                            ~~^~~~~~~~~~
cipele.cpp:39:28: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   39 |             for(int j =0;j < l.size(); ++j){
      |                          ~~^~~~~~~~~~

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