oj.uz

답안 #58298

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
58298 2018-07-17T12:05:17 Z E869120 도시들 (IOI15_towns) C++14
35 / 100
 27 ms 3768 KB 
#include "towns.h"
#include <iostream>
#include <cmath>
using namespace std;

int Weight[111][111], NN, TT, SB, c[111];

//int getDistance(int p1, int p2) { return Weight[p1][p2]; }

int hubDistance(int N, int sub) {
	int maxn1 = 0, u = 0;
	for (int i = 0; i < N; i++) { int V = getDistance(0, i); if (V > maxn1) { maxn1 = V; u = i; } }
	int maxn2 = 0, v = 0;
	for (int i = 0; i < N; i++) { int V = getDistance(u, i); if (V > maxn2) { maxn2 = V; v = i; } c[i] = V; }

	for (int i = 0; i < N; i++) c[i] -= getDistance(v, i);

	int ret = (1 << 30), maxid = 0;
	for (int i = 0; i < N; i++) { if (abs(c[i]) < ret) { ret = abs(c[i]); maxid = i; } }

	int p[3] = { 0,0,0 }, R = c[maxid], S = (maxn2 + ret) / 2;
	for (int i = 0; i < N; i++) {
		if (c[i] < R) p[0]++;
		if (c[i] == R) p[1]++;
		if (c[i] > R) p[2]++;
	}
	if (p[0] > (N / 2) || p[1] > (N / 2) || p[2] > (N / 2)) return -S;
	return S;
}

Compilation message

towns.cpp: In function 'int hubDistance(int, int)':
towns.cpp:10:28: warning: unused parameter 'sub' [-Wunused-parameter]
 int hubDistance(int N, int sub) {
                            ^~~

Subtask #1
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 376 KB Output is correct
2 Correct 25 ms 868 KB Output is correct
3 Correct 2 ms 868 KB Output is correct
4 Correct 21 ms 1460 KB Output is correct
5 Correct 27 ms 2168 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 2168 KB Output is correct
2 Correct 21 ms 2488 KB Output is correct
3 Correct 21 ms 3072 KB Output is correct
4 Correct 21 ms 3612 KB Output is correct

Subtask #3
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 18 ms 3768 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 3768 KB Output is correct

Subtask #5
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 16 ms 3768 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 39.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 15 ms 3768 KB Output isn't correct
2 Halted 0 ms 0 KB -