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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#556064 | #5981. Costly Binary Search | czc | 27 ✓ | 12598ms | 83016kb | C++23 | 933b | 2024-09-10 14:45:58 | 2024-09-10 14:46:00 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int maxn=1e6+5;
int L[10][maxn],R[10][maxn];
char s[maxn];
int main(){
int T;
scanf("%d",&T);
for(int czc=1;czc<=T;czc++){
scanf("%s",s+1);
int n=strlen(s+1);
for(int v=0;v<=180;v++){
int u=v%10;
for(int i=0;i<=n+1;i++) L[u][i]=n+1,R[u][i]=0;
for(int i=1;i<=n;i++){
if(s[i]-'0'>v) continue;
int nu=(v-s[i]+'0')%10;
int l=min(L[nu][i-1],i),r=max(R[nu][i+1],i);
L[u][r]=min(L[u][r],l);
R[u][l]=max(R[u][l],r);
}
for(int i=2;i<=n;i++) R[u][i]=max(R[u][i],R[u][i-1]);
for(int i=n-1;i>=1;i--) L[u][i]=min(L[u][i],L[u][i+1]);
if(R[u][1]==n){
printf("Case #%d: %d\n",czc,v);
break;
}
}
}
return 0;
}
Details
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Subtask #1:
score: 8
Accepted
Test #1:
score: 8
Accepted
time: 90ms
memory: 44816kb
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: 12598ms
memory: 83016kb
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