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Submission #1085639

# Submission time Handle Problem Language Result Execution time Memory
1085639 2024-09-08T13:59:51 Z vjudge1 Carnival (CEOI14_carnival) C++17
100 / 100
 6 ms 424 KB 
#include <iostream>
#include <vector>
using namespace std;

int ofcolor[151], color[151], k = 1;

bool ask(int l, int r, int i) {
	cout << r - l + 2;
	for (int i = l; i <= r; i++) cout << ' ' << ofcolor[i];
	cout << ' ' << i << endl;
	int n;
	cin >> n;
	return n == r - l + 1;
}

signed main() {
	int n;
	cin >> n;
	color[1] = ofcolor[1] = 1;
	for (int i = 2; i <= n; i++) {
		if (!ask(1, k, i)) {
			ofcolor[color[i] = ++k] = i;
			continue;
		}
		int l = 1, r = k;
		while (l < r) {
			int m = l + r >> 1;
			if (ask(l, m, i)) r = m;
			else l = m + 1;
		}
		color[i] = l;
	}
	cout << 0;
	for (int i = 1; i <= n; i++) cout << ' ' << color[i];
	return 0;
}

Compilation message

carnival.cpp: In function 'int main()':
carnival.cpp:27:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   27 |    int m = l + r >> 1;
      |            ~~^~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 344 KB Output is correct
2 Correct 3 ms 344 KB Output is correct
3 Correct 2 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 2 ms 344 KB Output is correct
6 Correct 2 ms 344 KB Output is correct
7 Correct 3 ms 344 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 344 KB Output is correct
2 Correct 6 ms 344 KB Output is correct
3 Correct 3 ms 344 KB Output is correct
4 Correct 2 ms 344 KB Output is correct
5 Correct 3 ms 344 KB Output is correct
6 Correct 4 ms 344 KB Output is correct
7 Correct 3 ms 344 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 3 ms 344 KB Output is correct
3 Correct 4 ms 344 KB Output is correct
4 Correct 2 ms 344 KB Output is correct
5 Correct 4 ms 344 KB Output is correct
6 Correct 4 ms 344 KB Output is correct
7 Correct 3 ms 344 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 344 KB Output is correct
2 Correct 3 ms 344 KB Output is correct
3 Correct 2 ms 344 KB Output is correct
4 Correct 3 ms 344 KB Output is correct
5 Correct 4 ms 344 KB Output is correct
6 Correct 3 ms 424 KB Output is correct
7 Correct 4 ms 344 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 5 ms 344 KB Output is correct
3 Correct 3 ms 344 KB Output is correct
4 Correct 4 ms 344 KB Output is correct
5 Correct 4 ms 340 KB Output is correct
6 Correct 2 ms 344 KB Output is correct
7 Correct 2 ms 344 KB Output is correct