답안 #72964

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
72964	2018-08-27T10:10:26 Z	Hoget157	크레이피쉬 글쓰는 기계 (IOI12_scrivener)	C++14	100 / 100	697 ms	97340 KB

scrivener

int cnt,par[22][1000010],num[1000010];
char cs[1000010];

void Init() {
	cnt = 1;
	num[0] = -1;
}

void TypeLetter(char L) {
	cs[cnt] = L;
	par[0][cnt] = cnt - 1;
	num[cnt] = num[cnt - 1] + 1;
	for(int i = 1;i < 22;i++){
		if(par[i - 1][cnt]) par[i][cnt] = par[i - 1][par[i - 1][cnt]];
		else break;
	}
	cnt++;
}

void UndoCommands(int U) {
	for(int i = 0;i < 22;i++) par[i][cnt] = par[i][cnt - U - 1];
	cs[cnt] = cs[cnt - U - 1];
	num[cnt] = num[cnt - U - 1];
	cnt++;
}

char GetLetter(int P) {
	int tmp = cnt - 1;
	for(int i = 0;i < 22;i++){
		if(num[tmp] == P) break;
		if(((num[tmp] - P) >> i) & 1) tmp = par[i][tmp];
	}
	return cs[tmp];
}

Subtask #1

5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	488 KB	Output is correct
3	Correct	2 ms	564 KB	Output is correct
4	Correct	2 ms	564 KB	Output is correct
5	Correct	2 ms	564 KB	Output is correct
6	Correct	2 ms	588 KB	Output is correct
7	Correct	2 ms	672 KB	Output is correct
8	Correct	2 ms	672 KB	Output is correct
9	Correct	2 ms	724 KB	Output is correct
10	Correct	3 ms	724 KB	Output is correct

Subtask #2

7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	748 KB	Output is correct
2	Correct	2 ms	748 KB	Output is correct
3	Correct	2 ms	748 KB	Output is correct
4	Correct	2 ms	748 KB	Output is correct
5	Correct	2 ms	752 KB	Output is correct
6	Correct	2 ms	752 KB	Output is correct
7	Correct	2 ms	752 KB	Output is correct
8	Correct	2 ms	752 KB	Output is correct
9	Correct	2 ms	752 KB	Output is correct
10	Correct	2 ms	844 KB	Output is correct

Subtask #3

22.0 / 22.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	876 KB	Output is correct
2	Correct	4 ms	1004 KB	Output is correct
3	Correct	4 ms	1132 KB	Output is correct
4	Correct	4 ms	1132 KB	Output is correct
5	Correct	3 ms	1132 KB	Output is correct
6	Correct	3 ms	1132 KB	Output is correct
7	Correct	4 ms	1132 KB	Output is correct
8	Correct	4 ms	1132 KB	Output is correct
9	Correct	5 ms	1132 KB	Output is correct
10	Correct	4 ms	1132 KB	Output is correct

Subtask #4

26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	388 ms	64924 KB	Output is correct
2	Correct	466 ms	78448 KB	Output is correct
3	Correct	474 ms	78460 KB	Output is correct
4	Correct	612 ms	82060 KB	Output is correct
5	Correct	471 ms	82060 KB	Output is correct
6	Correct	327 ms	86840 KB	Output is correct
7	Correct	577 ms	86840 KB	Output is correct
8	Correct	508 ms	86840 KB	Output is correct
9	Correct	505 ms	86840 KB	Output is correct
10	Correct	275 ms	94212 KB	Output is correct

Subtask #5

40.0 / 40.0

#	결과	실행 시간	메모리	Grader output
1	Correct	499 ms	94212 KB	Output is correct
2	Correct	593 ms	94212 KB	Output is correct
3	Correct	506 ms	94212 KB	Output is correct
4	Correct	524 ms	94212 KB	Output is correct
5	Correct	354 ms	94212 KB	Output is correct
6	Correct	379 ms	94212 KB	Output is correct
7	Correct	317 ms	94212 KB	Output is correct
8	Correct	697 ms	94212 KB	Output is correct
9	Correct	541 ms	94212 KB	Output is correct
10	Correct	313 ms	97340 KB	Output is correct