답안 #546287

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
546287	2022-04-07T04:27:26 Z	Jomnoi	크레이피쉬 글쓰는 기계 (IOI12_scrivener)	C++17	100 / 100	429 ms	89564 KB

scrivener

#include <bits/stdc++.h>
using namespace std;

const int N = 1e6 + 10;

int now = 0;

class Crayfish {
public :
    char letter;
    int len;
    int par[20];
}s[N];

void Init() {}

void TypeLetter(char L) {
    now++;
    s[now] = s[now - 1];
    s[now].letter = L;
    s[now].len = s[now - 1].len + 1;
    s[now].par[0] = now - 1;
    for(int i = 1; i < 20; i++) {
        s[now].par[i] = s[s[now].par[i - 1]].par[i - 1];
    }
}

void UndoCommands(int U) {
    now++;
    s[now] = s[now - U - 1];
}

char GetLetter(int P) {
    P = s[now].len - P - 1;
    int res = now;
    for(int i = 0; i < 20; i++) {
        if(P & (1<<i)) {
            res = s[res].par[i];
        }
    }
    return s[res].letter;
}

Subtask #1

5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	320 KB	Output is correct
9	Correct	1 ms	312 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct

Subtask #2

7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	312 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	312 KB	Output is correct
10	Correct	1 ms	256 KB	Output is correct

Subtask #3

22.0 / 22.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	468 KB	Output is correct
2	Correct	2 ms	468 KB	Output is correct
3	Correct	2 ms	596 KB	Output is correct
4	Correct	1 ms	724 KB	Output is correct
5	Correct	2 ms	596 KB	Output is correct
6	Correct	2 ms	724 KB	Output is correct
7	Correct	2 ms	596 KB	Output is correct
8	Correct	2 ms	724 KB	Output is correct
9	Correct	2 ms	724 KB	Output is correct
10	Correct	2 ms	724 KB	Output is correct

Subtask #4

26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	318 ms	65648 KB	Output is correct
2	Correct	350 ms	79712 KB	Output is correct
3	Correct	307 ms	79820 KB	Output is correct
4	Correct	321 ms	84768 KB	Output is correct
5	Correct	358 ms	74136 KB	Output is correct
6	Correct	293 ms	86016 KB	Output is correct
7	Correct	357 ms	75988 KB	Output is correct
8	Correct	337 ms	84368 KB	Output is correct
9	Correct	373 ms	80400 KB	Output is correct
10	Correct	233 ms	89564 KB	Output is correct

Subtask #5

40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	353 ms	61236 KB	Output is correct
2	Correct	385 ms	54292 KB	Output is correct
3	Correct	301 ms	67788 KB	Output is correct
4	Correct	313 ms	60768 KB	Output is correct
5	Correct	296 ms	77276 KB	Output is correct
6	Correct	316 ms	79756 KB	Output is correct
7	Correct	307 ms	79632 KB	Output is correct
8	Correct	429 ms	69052 KB	Output is correct
9	Correct	404 ms	66168 KB	Output is correct
10	Correct	228 ms	88524 KB	Output is correct