| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1064145 | 2024-08-18T09:37:46 Z | DorostWef | 가장 긴 여행 (IOI23_longesttrip) | C++17 | 16 ms | 688 KB |
#include "longesttrip.h"
#include <bits/stdc++.h>
using namespace std;
#define ask are_connected
std::vector<int> longest_trip(int N, int D) {
int n = N;
vector <int> A = {0}, B;
int lst = -1;
for (int i = 1; i < n; i++) {
if (B.empty()) {
lst = 1;
bool f = ask ({A.back()}, {i});
if (f)
A.push_back(i);
else {
B.push_back(i);
}
} else {
if (lst == 2 && ask ({A.back()}, {B.back()})) {
reverse (B.begin(), B.end());
for (int x : B)
A.push_back(x);
B.clear();
i--;
} else if (ask ({A.back()}, {i})) {
A.push_back(i);
} else {
B.push_back(i);
}
lst = 2;
}
}/*
cout << "A : ";
for (int x : A)
cout << x << ' ';
cout << '\n';
cout << "B : ";
for (int y : B)
cout << y << ' ';
cout << '\n';*/
if (B.empty()) {
return A;
}
if (!ask (A, B)) {
if (A.size() >= B.size()) {
return A;
}
return B;
}
if (ask ({A[0]}, {B[0]})) {
reverse (A.begin(), A.end());
for (int x : B) {
A.push_back(x);
}
return A;
} else {
bool f;
if (A.size() >= 2) {
f = ask ({A[0]}, {A.back()});
if (!f) {
for (int x : B) {
A.push_back(x);
}
return A;
}
}
if (B.size() >= 2) {
f = ask ({B[0]}, {B.back()});
if (!f) {
for (int x : A) {
B.push_back(x);
}
return B;
}
}
}
int l = -1, r = (int)A.size() - 1;
while (r - l > 1) {
int mid = (l + r) >> 1;
vector <int> C;
for (int i = 0; i <= mid; i++) {
C.push_back(A[i]);
}
if (ask (C, B)) {
r = mid;
} else {
l = mid;
}
}
vector <int> wef = {A[r]};
int ww1 = r;
l = -1, r = (int)B.size() - 1;
while (r - l > 1) {
int mid = (l + r) >> 1;
vector <int> C;
for (int i = 0; i <= mid; i++) {
C.push_back(B[i]);
}
if (ask (C, wef)) {
r = mid;
} else {
l = mid;
}
}
int ww2 = r;
vector <int> ans;
for (int i = ww1 + 1; i < (int)A.size(); i++) {
ans.push_back(A[i]);
}
for (int i = 0; i <= ww1; i++) {
ans.push_back(A[i]);
}
for (int i = ww2; i < (int)B.size(); i++) {
ans.push_back(B[i]);
}
for (int i = 0; i < ww2; i++) {
ans.push_back(B[i]);
}
return ans;
}
| # | 결과 | 실행 시간 | 메모리 | Grader output |
|---|---|---|---|---|
| 1 | Correct | 0 ms | 344 KB | Output is correct |
| 2 | Correct | 2 ms | 344 KB | Output is correct |
| # | 결과 | 실행 시간 | 메모리 | Grader output |
|---|---|---|---|---|
| 1 | Correct | 6 ms | 344 KB | Output is correct |
| 2 | Correct | 5 ms | 344 KB | Output is correct |
| 3 | Correct | 5 ms | 344 KB | Output is correct |
| 4 | Correct | 5 ms | 344 KB | Output is correct |
| 5 | Correct | 5 ms | 344 KB | Output is correct |
| # | 결과 | 실행 시간 | 메모리 | Grader output |
|---|---|---|---|---|
| 1 | Correct | 7 ms | 344 KB | Output is correct |
| 2 | Correct | 5 ms | 344 KB | Output is correct |
| 3 | Correct | 6 ms | 344 KB | Output is correct |
| 4 | Correct | 7 ms | 344 KB | Output is correct |
| 5 | Correct | 7 ms | 344 KB | Output is correct |
| 6 | Correct | 11 ms | 344 KB | Output is correct |
| 7 | Correct | 6 ms | 344 KB | Output is correct |
| 8 | Correct | 5 ms | 344 KB | Output is correct |
| 9 | Correct | 5 ms | 344 KB | Output is correct |
| 10 | Correct | 5 ms | 344 KB | Output is correct |
| 11 | Correct | 7 ms | 344 KB | Output is correct |
| 12 | Correct | 9 ms | 600 KB | Output is correct |
| 13 | Correct | 7 ms | 344 KB | Output is correct |
| # | 결과 | 실행 시간 | 메모리 | Grader output |
|---|---|---|---|---|
| 1 | Correct | 7 ms | 344 KB | Output is correct |
| 2 | Correct | 7 ms | 344 KB | Output is correct |
| 3 | Correct | 6 ms | 344 KB | Output is correct |
| 4 | Correct | 5 ms | 344 KB | Output is correct |
| 5 | Correct | 5 ms | 344 KB | Output is correct |
| 6 | Correct | 8 ms | 344 KB | Output is correct |
| 7 | Correct | 6 ms | 344 KB | Output is correct |
| 8 | Correct | 4 ms | 344 KB | Output is correct |
| 9 | Correct | 6 ms | 344 KB | Output is correct |
| 10 | Correct | 7 ms | 344 KB | Output is correct |
| 11 | Correct | 5 ms | 344 KB | Output is correct |
| 12 | Correct | 6 ms | 344 KB | Output is correct |
| 13 | Correct | 6 ms | 344 KB | Output is correct |
| 14 | Correct | 6 ms | 344 KB | Output is correct |
| 15 | Correct | 12 ms | 344 KB | Output is correct |
| 16 | Correct | 10 ms | 344 KB | Output is correct |
| 17 | Correct | 7 ms | 344 KB | Output is correct |
| 18 | Correct | 7 ms | 344 KB | Output is correct |
| 19 | Correct | 6 ms | 344 KB | Output is correct |
| 20 | Correct | 9 ms | 344 KB | Output is correct |
| 21 | Correct | 6 ms | 344 KB | Output is correct |
| 22 | Correct | 6 ms | 344 KB | Output is correct |
| 23 | Correct | 4 ms | 344 KB | Output is correct |
| 24 | Correct | 8 ms | 344 KB | Output is correct |
| 25 | Correct | 5 ms | 344 KB | Output is correct |
| 26 | Correct | 10 ms | 344 KB | Output is correct |
| 27 | Correct | 7 ms | 344 KB | Output is correct |
| 28 | Correct | 8 ms | 344 KB | Output is correct |
| 29 | Correct | 10 ms | 344 KB | Output is correct |
| 30 | Correct | 9 ms | 344 KB | Output is correct |
| 31 | Correct | 10 ms | 344 KB | Output is correct |
| 32 | Correct | 9 ms | 344 KB | Output is correct |
| 33 | Correct | 8 ms | 340 KB | Output is correct |
| 34 | Correct | 11 ms | 344 KB | Output is correct |
| 35 | Correct | 13 ms | 344 KB | Output is correct |
| 36 | Correct | 8 ms | 344 KB | Output is correct |
| 37 | Correct | 9 ms | 344 KB | Output is correct |
| 38 | Correct | 7 ms | 344 KB | Output is correct |
| 39 | Correct | 12 ms | 428 KB | Output is correct |
| 40 | Correct | 12 ms | 600 KB | Output is correct |
| 41 | Correct | 13 ms | 344 KB | Output is correct |
| 42 | Correct | 14 ms | 600 KB | Output is correct |
| 43 | Correct | 11 ms | 344 KB | Output is correct |
| 44 | Correct | 8 ms | 340 KB | Output is correct |
| 45 | Correct | 9 ms | 344 KB | Output is correct |
| 46 | Correct | 11 ms | 344 KB | Output is correct |
| 47 | Correct | 10 ms | 344 KB | Output is correct |
| 48 | Correct | 8 ms | 344 KB | Output is correct |
| 49 | Correct | 11 ms | 344 KB | Output is correct |
| 50 | Correct | 7 ms | 344 KB | Output is correct |
| 51 | Correct | 11 ms | 344 KB | Output is correct |
| 52 | Correct | 10 ms | 344 KB | Output is correct |
| 53 | Correct | 8 ms | 344 KB | Output is correct |
| 54 | Correct | 12 ms | 344 KB | Output is correct |
| 55 | Correct | 10 ms | 344 KB | Output is correct |
| 56 | Correct | 7 ms | 344 KB | Output is correct |
| 57 | Correct | 11 ms | 436 KB | Output is correct |
| 58 | Correct | 9 ms | 596 KB | Output is correct |
| 59 | Correct | 11 ms | 344 KB | Output is correct |
| 60 | Correct | 11 ms | 600 KB | Output is correct |
| 61 | Correct | 12 ms | 436 KB | Output is correct |
| 62 | Correct | 9 ms | 344 KB | Output is correct |
| 63 | Correct | 15 ms | 592 KB | Output is correct |
| 64 | Correct | 13 ms | 600 KB | Output is correct |
| # | 결과 | 실행 시간 | 메모리 | Grader output |
|---|---|---|---|---|
| 1 | Correct | 7 ms | 344 KB | Output is correct |
| 2 | Correct | 8 ms | 344 KB | Output is correct |
| 3 | Correct | 6 ms | 344 KB | Output is correct |
| 4 | Correct | 5 ms | 344 KB | Output is correct |
| 5 | Correct | 7 ms | 344 KB | Output is correct |
| 6 | Correct | 11 ms | 344 KB | Output is correct |
| 7 | Correct | 6 ms | 344 KB | Output is correct |
| 8 | Correct | 6 ms | 344 KB | Output is correct |
| 9 | Correct | 5 ms | 344 KB | Output is correct |
| 10 | Correct | 5 ms | 344 KB | Output is correct |
| 11 | Correct | 8 ms | 344 KB | Output is correct |
| 12 | Correct | 7 ms | 344 KB | Output is correct |
| 13 | Correct | 5 ms | 344 KB | Output is correct |
| 14 | Correct | 9 ms | 600 KB | Output is correct |
| 15 | Correct | 10 ms | 344 KB | Output is correct |
| 16 | Correct | 8 ms | 344 KB | Output is correct |
| 17 | Correct | 10 ms | 344 KB | Output is correct |
| 18 | Correct | 7 ms | 344 KB | Output is correct |
| 19 | Correct | 4 ms | 344 KB | Output is correct |
| 20 | Correct | 6 ms | 344 KB | Output is correct |
| 21 | Correct | 10 ms | 344 KB | Output is correct |
| 22 | Correct | 8 ms | 344 KB | Output is correct |
| 23 | Correct | 8 ms | 344 KB | Output is correct |
| 24 | Correct | 7 ms | 344 KB | Output is correct |
| 25 | Correct | 11 ms | 344 KB | Output is correct |
| 26 | Correct | 9 ms | 344 KB | Output is correct |
| 27 | Correct | 9 ms | 344 KB | Output is correct |
| 28 | Correct | 11 ms | 344 KB | Output is correct |
| 29 | Correct | 8 ms | 344 KB | Output is correct |
| 30 | Correct | 8 ms | 344 KB | Output is correct |
| 31 | Correct | 9 ms | 344 KB | Output is correct |
| 32 | Correct | 8 ms | 344 KB | Output is correct |
| 33 | Correct | 11 ms | 340 KB | Output is correct |
| 34 | Correct | 12 ms | 344 KB | Output is correct |
| 35 | Correct | 6 ms | 344 KB | Output is correct |
| 36 | Correct | 8 ms | 344 KB | Output is correct |
| 37 | Correct | 9 ms | 344 KB | Output is correct |
| 38 | Correct | 15 ms | 600 KB | Output is correct |
| 39 | Correct | 10 ms | 344 KB | Output is correct |
| 40 | Correct | 9 ms | 344 KB | Output is correct |
| 41 | Correct | 10 ms | 344 KB | Output is correct |
| 42 | Correct | 13 ms | 344 KB | Output is correct |
| 43 | Correct | 8 ms | 344 KB | Output is correct |
| 44 | Correct | 5 ms | 344 KB | Output is correct |
| 45 | Correct | 6 ms | 344 KB | Output is correct |
| 46 | Correct | 6 ms | 344 KB | Output is correct |
| 47 | Partially correct | 7 ms | 344 KB | Output is partially correct |
| 48 | Partially correct | 15 ms | 344 KB | Output is partially correct |
| 49 | Partially correct | 10 ms | 440 KB | Output is partially correct |
| 50 | Partially correct | 13 ms | 344 KB | Output is partially correct |
| 51 | Partially correct | 16 ms | 600 KB | Output is partially correct |
| 52 | Partially correct | 14 ms | 344 KB | Output is partially correct |
| 53 | Partially correct | 12 ms | 432 KB | Output is partially correct |
| 54 | Partially correct | 10 ms | 344 KB | Output is partially correct |
| 55 | Partially correct | 12 ms | 344 KB | Output is partially correct |
| 56 | Partially correct | 12 ms | 432 KB | Output is partially correct |
| 57 | Partially correct | 14 ms | 344 KB | Output is partially correct |
| 58 | Partially correct | 10 ms | 344 KB | Output is partially correct |
| 59 | Partially correct | 9 ms | 344 KB | Output is partially correct |
| 60 | Partially correct | 13 ms | 344 KB | Output is partially correct |
| 61 | Partially correct | 7 ms | 344 KB | Output is partially correct |
| 62 | Correct | 4 ms | 436 KB | Output is correct |
| 63 | Partially correct | 10 ms | 600 KB | Output is partially correct |
| 64 | Partially correct | 10 ms | 344 KB | Output is partially correct |
| 65 | Partially correct | 11 ms | 444 KB | Output is partially correct |
| 66 | Partially correct | 8 ms | 344 KB | Output is partially correct |
| 67 | Partially correct | 11 ms | 600 KB | Output is partially correct |
| 68 | Partially correct | 12 ms | 344 KB | Output is partially correct |
| 69 | Partially correct | 10 ms | 440 KB | Output is partially correct |
| 70 | Partially correct | 12 ms | 688 KB | Output is partially correct |
| 71 | Partially correct | 11 ms | 436 KB | Output is partially correct |
| 72 | Partially correct | 14 ms | 344 KB | Output is partially correct |
| 73 | Partially correct | 13 ms | 344 KB | Output is partially correct |
| 74 | Partially correct | 16 ms | 600 KB | Output is partially correct |
| 75 | Partially correct | 12 ms | 344 KB | Output is partially correct |
| 76 | Partially correct | 11 ms | 344 KB | Output is partially correct |
| 77 | Partially correct | 14 ms | 344 KB | Output is partially correct |
| 78 | Partially correct | 14 ms | 436 KB | Output is partially correct |
| 79 | Partially correct | 8 ms | 344 KB | Output is partially correct |
| 80 | Partially correct | 12 ms | 600 KB | Output is partially correct |
| 81 | Partially correct | 11 ms | 344 KB | Output is partially correct |
| 82 | Partially correct | 8 ms | 344 KB | Output is partially correct |