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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#429321#5981. Costly Binary Searchmaojun8 482ms82056kbC++20857b2024-06-02 11:42:282024-06-02 11:42:29

Judging History

你现在查看的是最新测评结果

  • [2024-06-02 11:42:29]
  • 评测
  • 测评结果:8
  • 用时:482ms
  • 内存:82056kb
  • [2024-06-02 11:42:28]
  • 提交

answer

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

const int N=1e6+5;
int n;char s[N];

inline void ckmn(int&x,int y){x>y&&(x=y);}
inline void ckmx(int&x,int y){x<y&&(x=y);}
int L[N][10],R[N][10];
inline void init(int o){for(int i=0;i<=n+1;i++){L[i][o]=i+1;R[i][o]=i-1;}}
inline int solve(){
	scanf("%s",s+1);n=strlen(s+1);
	for(int i=1;i<=n;i++)s[i]-='0';
	memset(L,0,sizeof L);memset(R,0,sizeof R);init(0);
	for(int t=1;;t++){
		int o=t%10;init(o);
		for(int i=1;i<=n;i++)if(s[i]<=t){
			int p=(t-s[i]+10)%10;
			int l=L[i-1][p],r=R[i+1][p];
			ckmn(L[r][o],l);ckmx(R[l][o],r);
		}
		for(int i=n;i>=1;i--)ckmn(L[i][o],L[i+1][o]);
		for(int i=1;i<=n;i++)ckmx(R[i][o],R[i-1][o]);
		if(R[1][o]>=n&&L[n][o]<=1)return t;
	}
}
int main(){
	int T;scanf("%d",&T);
	for(int i=1;i<=T;i++)
		printf("Case #%d: %d\n",i,solve());
	return 0;
}

Details

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Subtask #1:

score: 8
Accepted

Test #1:

score: 8
Accepted
time: 482ms
memory: 82056kb

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: