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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#703699#5981. Costly Binary SearchNelofus8 263ms16564kbC++201.4kb2024-11-02 18:16:272024-11-02 18:16:29

Judging History

你现在查看的是最新测评结果

  • [2024-11-02 18:16:29]
  • 评测
  • 测评结果:8
  • 用时:263ms
  • 内存:16564kb
  • [2024-11-02 18:16:27]
  • 提交

answer

// Code by Heratino & Nelofus
// 泣いていたって空は晴れるよ
#include <bits/stdc++.h>
using i64 = long long;

//{{{
template<typename Ta, typename Tb>
inline void chkmax(Ta &a, const Tb &b) {if (a < b)	a = b;}
template<typename Ta, typename Tb>
inline void chkmin(Ta &a, const Tb &b) {if (a > b)	a = b;}
//}}}

constexpr int N = 1e6 + 10;
constexpr int M = 185;

int f[N][M], c[N];
int lst[N][10];
int n;
std::string s;

int main() {
#ifdef HeratinoNelofus
	freopen("input.txt", "r", stdin);
#endif
	std::ios::sync_with_stdio(false);
	std::cin.tie(nullptr);

	int T;
	std::cin >> T;
	for (int _ = 1; _ <= T; _++) {
		std::cin >> s;
		n = s.length();
		s = ' ' + s;
		for (int i = 1; i <= n; i++)
			c[i] = s[i] - '0';
		for (int i = 1; i <= n; i++)
			memcpy(lst[i], lst[i - 1], sizeof(lst[i])), lst[i][c[i]] = i;
		for (int i = 0; i < M; i++)
			f[n][i] = n + 1;
		for (int l = n - 1; l >= 0; l--) {
			f[l][0] = l + 1;
			for (int v = 1; v < M; v++) {
				f[l][v] = f[l][v - 1];
				if (f[l][v] == n + 1)
					continue;
				for (int cx = 1; cx <= 9 && cx <= v; cx++) {
					int p = f[l][v - cx];
					int q = lst[p][cx];
					if (q < l)	continue;
					chkmax(f[l][v], f[q][v - cx]);
				}
			}
		}
		for (int i = 0; i < M; i++)
			if (f[0][i] == n + 1) {
				std::cout << "Case #" << _ << ": " << i << '\n';
				break;
			}
	}
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Subtask #1:

score: 8
Accepted

Test #1:

score: 8
Accepted
time: 263ms
memory: 16564kb

input:

50
8
5128831164925953487661279378526736416489768154389124821528467927357884749642747626797857463132866343496157991453139582295398452863172464853698678624523849653538713928372648295734165346972222781179687541337591976277864785653638476127839556323849395641196246971351933655287441377531627938395427487...

output:

Case #1: 8
Case #2: 37
Case #3: 34
Case #4: 37
Case #5: 34
Case #6: 114
Case #7: 126
Case #8: 24
Case #9: 37
Case #10: 103
Case #11: 36
Case #12: 64
Case #13: 37
Case #14: 117
Case #15: 37
Case #16: 35
Case #17: 14
Case #18: 34
Case #19: 36
Case #20: 37
Case #21: 38
Case #22: 39
Case #23: 14
Case #2...

result:

ok 50 lines

Subtask #2:

score: 0
Time Limit Exceeded

Test #2:

score: 0
Time Limit Exceeded

input:

50
647322722753778843259213887674615134214258235986992692879314555957455541351526284343217116351733247781713552149464672262787737941588358671583528664757823365936975517145283412965139791726299864122725212222496898855627124979178341548651669956711341742838725446489235961853391195148929571712449139335...

output:


result: