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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#429794#5981. Costly Binary SearchBronya27 ✓11358ms82936kbC++141.1kb2024-06-02 20:57:122024-06-02 20:57:14

Judging History

你现在查看的是最新测评结果

  • [2024-06-02 20:57:14]
  • 评测
  • 测评结果:27
  • 用时:11358ms
  • 内存:82936kb
  • [2024-06-02 20:57:12]
  • 提交

answer

#include<bits/stdc++.h>

using namespace std;
int T;
char s[1000005];
int L[10][1000005],R[10][1000005];
int now,n;
void chkmax(int &x,int y){
    x=(x>y?x:y);
}
void chkmin(int &x,int y){
    x=(x<y?x:y);
}
int main(){
    scanf("%d",&T);
    int tid=0;
    while(T--){
        scanf("%s",s+1);n=strlen(s+1);
        for(int i=0;i<=9;i++)
            for(int j=0;j<=n+1;j++)
                L[i][j]=j+1,R[i][j]=j-1;
        for(int i=1;i<=n;i++)L[s[i]-'0'][i]=R[s[i]-'0'][i]=i;
        for(int i=0;i<=180;i++){
            int x=i%10;
            if(R[x][1]==n){
                printf("Case #%d: %d\n",++tid,i);
                break;
            }
            int y=(x+9)%10,l=0,r=0;
            if(i)for(int j=1;j<=n;j++)chkmin(L[x][j],L[y][j]),chkmax(R[x][j],R[y][j]);
            for(int i=1;i<=n;i++)chkmax(R[x][i],R[x][i-1]);
            for(int i=n-1;i>=1;i--)chkmin(L[x][i],L[x][i+1]);
            for(int i=1;i<=n;i++){
                y=(x+s[i]-'0')%10;
                l=L[x][i-1];r=R[x][i+1];
                chkmax(R[y][l],r);chkmin(L[y][r],l);
            }
        }
    }
    return 0;
}

详细

Subtask #1:

score: 8
Accepted

Test #1:

score: 8
Accepted
time: 77ms
memory: 42876kb

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: 11358ms
memory: 82936kb

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