Submission #702803

#	Time	Username	Problem	Language	Result	Execution time	Memory
702803		siewjh	Carnival (CEOI14_carnival)	C++17	100 / 100	13 ms	208 KiB

carnival

#include <bits/stdc++.h>
using namespace std;
int main(){
	int nums; cin >> nums;
	vector<int> ans(nums + 1), ind(nums + 1);
	ans[1] = 1; ind[1] = 1;
	int curr = 1;
	for (int i = 2; i <= nums; i++){
		int w, wo;
		cout << i << ' ';
		for (int j = 1; j <= i; j++) cout << j << ' ';
		cout << endl;
		cin >> w;
		cout << i - 1 << ' ';
		for (int j = 1; j < i; j++) cout << j << ' ';
		cout << endl;
		cin >> wo;
		if (w > wo){
			curr++;
			ans[i] = curr;
			ind[curr] = i;
			continue;
		}
		int l = 1, r = curr;
		while (l <= r){
			if (l == r) break;
			int m = (l + r) >> 1;
			int num = m - l + 1;
			cout << num + 1 << ' ';
			for (int j = l; j <= m; j++) cout << ind[j] << ' ';
			cout << i << endl;
			cin >> w;
			if (w > num) l = m + 1;
			else r = m;
		}
		ans[i] = l;
	}
	cout << 0 << ' ';
	for (int i = 1; i <= nums; i++) cout << ans[i] << ' ';
	cout << endl;
	return 0;
}

• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20