QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#429471#5981. Costly Binary SearchDaiRuiChen00727 ✓11162ms86852kbC++14710b2024-06-02 15:50:492024-06-02 15:50:50

Judging History

你现在查看的是最新测评结果

  • [2024-06-02 15:50:50]
  • 评测
  • 测评结果:27
  • 用时:11162ms
  • 内存:86852kb
  • [2024-06-02 15:50:49]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
const int MAXN=1e6+5;
int n,c[MAXN],L[10][MAXN],R[10][MAXN];
char str[MAXN];
int solve() {
	scanf("%s",str+1),n=strlen(str+1);
	for(int i=1;i<=n;++i) c[i]=str[i]-'0';
	for(int x=0;;++x) {
		int *l=L[x%10],*r=R[x%10];
		for(int i=0;i<=n+1;++i) r[i]=i-1,l[i]=i+1;
		for(int i=1;i<=n;++i) if(c[i]<=x) {
			int y=(x+10-c[i])%10;
			int zl=L[y][i-1],zr=R[y][i+1];
			r[zl]=max(r[zl],zr),l[zr]=min(l[zr],zl);
		}
		for(int i=2;i<=n;++i) r[i]=max(r[i],r[i-1]);
		for(int i=n-1;i;--i) l[i]=min(l[i],l[i+1]);
		if(r[1]>=n) return x;
	}
}
signed main() {
	int T; scanf("%d",&T);
	for(int i=1;i<=T;++i) printf("Case #%d: %d\n",i,solve());
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Subtask #1:

score: 8
Accepted

Test #1:

score: 8
Accepted
time: 83ms
memory: 44852kb

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: 19
Accepted

Test #2:

score: 19
Accepted
time: 11162ms
memory: 86852kb

input:

50
647322722753778843259213887674615134214258235986992692879314555957455541351526284343217116351733247781713552149464672262787737941588358671583528664757823365936975517145283412965139791726299864122725212222496898855627124979178341548651669956711341742838725446489235961853391195148929571712449139335...

output:

Case #1: 42
Case #2: 43
Case #3: 120
Case #4: 42
Case #5: 43
Case #6: 43
Case #7: 31
Case #8: 43
Case #9: 171
Case #10: 42
Case #11: 39
Case #12: 42
Case #13: 42
Case #14: 44
Case #15: 39
Case #16: 20
Case #17: 180
Case #18: 30
Case #19: 45
Case #20: 43
Case #21: 44
Case #22: 31
Case #23: 83
Case #2...

result:

ok 50 lines

Extra Test:

score: 0
Extra Test Passed