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답안 #732619

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
732619 2023-04-29T06:47:57 Z SanguineChameleon 코알라 (APIO17_koala) C++17
59 / 100
 97 ms 440 KB 
#include "koala.h"
#include <bits/stdc++.h>
using namespace std;

const int maxn = 1e2 + 20;
int B[maxn];
int R[maxn];
int tr[maxn * 4];

int minValue(int N, int W) {
	// TODO: Implement Subtask 1 solution here.
	// You may leave this function unmodified if you are not attempting this
	// subtask.
	B[0] = 1;
	for (int i = 1; i < N; i++) {
		B[i] = 0;
	}
	playRound(B, R);
	for (int i = 0; i < N; i++) {
		if (R[i] <= B[i]) {
			return i;
		}
	}
	return -1;
}

int maxValue(int N, int W) {
	// TODO: Implement Subtask 2 solution here.
	// You may leave this function unmodified if you are not attempting this
	// subtask.
	int cnt = N;
	for (int i = 0; i < N; i++) {
		B[i] = 1;
	}
	while (cnt > 1) {
		for (int i = 0; i < N; i++) {
			if (B[i] == 1) {
				B[i] = W / cnt;
			}
		}
		playRound(B, R);
		cnt = 0;
		for (int i = 0; i < N; i++) {
			B[i] = (B[i] > 0 && R[i] > B[i]);
			cnt += B[i];
		}
	}
	for (int i = 0; i < N; i++) {
		if (B[i] == 1) {
			return i;
		}
	}
	return -1;
}

int greaterValue(int N, int W, int x, int y) {
	// TODO: Implement Subtask 3 solution here.
	// You may leave this function unmodified if you are not attempting this
	// subtask.
	vector<int> vals = {2, 4, 8};
	for (auto v: vals) {
		for (int i = 0; i < N; i++) {
			B[i] = 0;
		}
		B[x] = v;
		B[y] = v;
		playRound(B, R);
		if ((R[x] > B[x]) != (R[y] > B[y])) {
			if (R[x] > B[x]) {
				return x;
			}
			else {
				return y;
			}
		}
		else {
			if (v == 2 && R[x] <= B[x]) {
				return minValue(N, W) ^ (x ^ y);
			}
		}
	}
	return -1;
}

int greaterValue(int N, int W) {
	return greaterValue(N, W, 0, 1);
}

int merge(int N, int W, int x, int y) {
	if (x == -1) {
		return y;
	}
	else if (y == -1) {
		return x;
	}
	else {
		return greaterValue(N, W, x, y);
	}
}

void build(int N, int W, int id, int lt, int rt) {
	if (lt == rt) {
		tr[id] = lt - 1;
		return;
	}
	int mt = (lt + rt) / 2;
	build(N, W, id * 2, lt, mt);
	build(N, W, id * 2 + 1, mt + 1, rt);
	tr[id] = merge(N, W, tr[id * 2], tr[id * 2 + 1]);
}

void update(int N, int W, int id, int lt, int rt, int pos) {
	if (lt == rt) {
		tr[id] = -1;
		return;
	}
	int mt = (lt + rt) / 2;
	if (pos <= mt) {
		update(N, W, id * 2, lt, mt, pos);
	}
	else {
		update(N, W, id * 2 + 1, mt + 1, rt, pos);
	}
	tr[id] = merge(N, W, tr[id * 2], tr[id * 2 + 1]);
}

void allValues(int N, int W, int *P) {
	if (W == 2*N) {
		// TODO: Implement Subtask 4 solution here.
		// You may leave this block unmodified if you are not attempting this
		// subtask.
	} else {
		// TODO: Implement Subtask 5 solution here.
		// You may leave this block unmodified if you are not attempting this
		// subtask.
		build(N, W, 1, 1, N);
		for (int i = N; i >= 1; i--) {
			P[tr[1]] = i;
			if (i == 1) {
				break;
			}
			update(N, W, 1, 1, N, tr[1] + 1);
		}
	}
}

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 208 KB Output is correct
2 Correct 5 ms 324 KB Output is correct
3 Correct 5 ms 320 KB Output is correct
4 Correct 4 ms 208 KB Output is correct

Subtask #2
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 208 KB Output is correct
2 Correct 15 ms 316 KB Output is correct
3 Correct 18 ms 320 KB Output is correct
4 Correct 15 ms 208 KB Output is correct

Subtask #3
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 92 ms 336 KB Output is correct
2 Correct 86 ms 324 KB Output is correct
3 Correct 97 ms 324 KB Output is correct
4 Correct 84 ms 328 KB Output is correct
5 Correct 83 ms 436 KB Output is correct
6 Correct 89 ms 328 KB Output is correct
7 Correct 86 ms 320 KB Output is correct
8 Correct 81 ms 328 KB Output is correct
9 Correct 87 ms 328 KB Output is correct
10 Correct 94 ms 440 KB Output is correct

Subtask #4
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 208 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
22.0 / 53.0

# 결과 실행 시간 메모리 Grader output
1 Partially correct 30 ms 208 KB Output is partially correct
2 Partially correct 44 ms 296 KB Output is partially correct
3 Partially correct 43 ms 296 KB Output is partially correct
4 Partially correct 47 ms 292 KB Output is partially correct
5 Partially correct 45 ms 292 KB Output is partially correct
6 Partially correct 49 ms 300 KB Output is partially correct
7 Partially correct 49 ms 296 KB Output is partially correct
8 Partially correct 36 ms 208 KB Output is partially correct
9 Partially correct 40 ms 296 KB Output is partially correct
10 Partially correct 39 ms 208 KB Output is partially correct
11 Partially correct 40 ms 296 KB Output is partially correct
12 Partially correct 45 ms 296 KB Output is partially correct
13 Partially correct 51 ms 300 KB Output is partially correct
14 Partially correct 43 ms 292 KB Output is partially correct
15 Partially correct 46 ms 300 KB Output is partially correct
16 Partially correct 40 ms 296 KB Output is partially correct
17 Partially correct 47 ms 292 KB Output is partially correct
18 Partially correct 41 ms 208 KB Output is partially correct
19 Partially correct 41 ms 208 KB Output is partially correct
20 Partially correct 42 ms 300 KB Output is partially correct
21 Partially correct 41 ms 208 KB Output is partially correct
22 Partially correct 40 ms 208 KB Output is partially correct
23 Partially correct 38 ms 296 KB Output is partially correct
24 Partially correct 42 ms 296 KB Output is partially correct
25 Partially correct 57 ms 300 KB Output is partially correct
26 Partially correct 44 ms 296 KB Output is partially correct
27 Partially correct 50 ms 300 KB Output is partially correct
28 Partially correct 40 ms 308 KB Output is partially correct
29 Partially correct 37 ms 208 KB Output is partially correct
30 Partially correct 38 ms 208 KB Output is partially correct
31 Partially correct 39 ms 208 KB Output is partially correct
32 Partially correct 49 ms 208 KB Output is partially correct
33 Partially correct 42 ms 208 KB Output is partially correct
34 Partially correct 48 ms 296 KB Output is partially correct
35 Partially correct 39 ms 208 KB Output is partially correct
36 Partially correct 34 ms 208 KB Output is partially correct
37 Partially correct 38 ms 328 KB Output is partially correct
38 Partially correct 47 ms 208 KB Output is partially correct
39 Partially correct 38 ms 208 KB Output is partially correct
40 Partially correct 36 ms 208 KB Output is partially correct