oj.uz

Submission #58560

# Submission time Handle Problem Language Result Execution time Memory
58560 2018-07-18T07:55:26 Z Mamnoon_Siam ICC (CEOI16_icc) C++17
7 / 100
 377 ms 796 KB 
#include "icc.h"
#include <bits/stdc++.h>
using namespace std;

const int maxn = 105;

int n;
int ok[maxn][maxn];

int ask(int u, int v) {
	int a[1] = {u}, b[1] = {v};
	return query(1, 1, a, b);
}

int chex(int u) {
	int a[1] = {u}, b[maxn];
	int sz_a = 1, sz_b = 0;
	for(int i = 1; i <= n; i++) {
		if(i == u) continue;
		if(!ok[u][i]) {
			b[sz_b++] = i;
		}
	}
	if(!sz_b) return 0;
	return query(sz_a, sz_b, a, b);
}

int find_another(int u) {
	int a[1] = {u}, b[1];
	for(int i = 1; i <= n; i++) {
		if(i == u) continue;
		if(!ok[u][i]) {
			b[0] = i;
			if(query(1, 1, a, b)) {
				return i;
			}
		}
	} assert(false);
}

void run(int N) {
	n = N;
	while(true) {
		// int u = -1;
		// for(int i = 1; i <= n; i++) {
		// 	if(chex(i)) {
		// 		u = i;
		// 		break;
		// 	}
		// }
		// int v = find_another(u);
		// if(u > v) swap(u, v);
		for(int u = 1; u <= n; u++) {
			for(int v = u + 1; v <= n; v++) {
				if(!ok[u][v]) {
					if(ask(u, v)) {
						setRoad(u, v);
						ok[u][v] = 1;
						ok[v][u] = 1;
						goto hell;
					}
				}
			}
		}
		assert(false);
		hell : ;
	}
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 63 ms 632 KB Ok! 1015 queries used.
2 Correct 62 ms 632 KB Ok! 1010 queries used.

Subtask #2
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 339 ms 796 KB Number of queries more than 5000 out of 2500
2 Halted 0 ms 0 KB -

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 377 ms 796 KB Number of queries more than 4500 out of 2250
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 351 ms 796 KB Number of queries more than 4000 out of 2000
2 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Incorrect 345 ms 796 KB Number of queries more than 3550 out of 1775
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 292 ms 796 KB Number of queries more than 3250 out of 1625
2 Halted 0 ms 0 KB -