Submission #237107

#	Time	Username	Problem	Language	Result	Execution time	Memory
237107		DanShaders	Zamjena (COCI18_zamjena)	C++17	0 / 70	5 ms	384 KiB

zamjena

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
using namespace std;
using namespace __gnu_pbds;

#define all(x) begin(x), end(x)
#define x first
#define y second
typedef long long ll;
typedef long double ld;

template<typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

template<typename T>
using normal_queue = priority_queue<T, vector<T>, greater<T>>;

const int MAX_N = 1e5 + 10;

int a[MAX_N], b[MAX_N];

signed main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	int n, m;
	cin >> n >> m;
	int *ca = a, *cb = b;
	if (n > m)
		swap(ca, cb);
	for (int i = 0; i < n; ++i)
		cin >> ca[i];
	for (int i = 0; i < m; ++i)
		cin >> cb[i];
	if (n > m)
		swap(n, m);
	sort(a, a + n);
	sort(b, b + n);
	int l = -1, r = 1e9 + 1;
	while (r - l > 1) {
		int mid = (l + r) / 2;
		int ptr = 0;
		bool flag = 0;
		for (int i = 0; i < n; ++i) {
			while (ptr < m && abs(a[i] - b[ptr]) > mid)
				++ptr;
			if (ptr >= m) {
				flag = 1;
				break;
			}
			++ptr;
		}
		if (flag)
			l = mid;
		else
			r = mid;
	}
	cout << r << "\n";
	return 0;
}

• Subtask 1: 0 / 14
• Subtask 2: 0 / 14
• Subtask 3: 0 / 14
• Subtask 4: 0 / 14
• Subtask 5: 0 / 14