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ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#703699 | #5981. Costly Binary Search | Nelofus | 8 | 263ms | 16564kb | C++20 | 1.4kb | 2024-11-02 18:16:27 | 2024-11-02 18:16:29 |
Judging History
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
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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...