QOJ.ac
QOJ
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 |
---|---|---|---|---|---|---|---|---|---|
#283832 | #6635. Strange Keyboard | jrjyy | AC ✓ | 481ms | 121612kb | C++20 | 2.1kb | 2023-12-15 16:14:45 | 2023-12-15 16:14:46 |
Judging History
answer
#include <bits/stdc++.h>
using i64 = long long;
constexpr i64 inf = 1e18;
struct Node {
std::array<int, 26> nx{};
i64 val = inf;
};
void solve() {
int n, k;
std::cin >> n >> k;
std::vector<std::string> s(n);
for (int i = 0; i < n; ++i) {
std::cin >> s[i];
}
std::string t;
std::cin >> t;
std::vector<i64> mn(k, inf);
for (int i = 0; i < n; ++i) {
int len = int(s[i].size());
mn[len % k] = std::min<i64>(mn[len % k], len + k);
}
std::vector<i64> d(k, inf);
d[0] = 0;
for (int i = 1; i < k; ++i) {
if (mn[i] == inf) {
continue;
}
int g = std::__gcd(i, k);
for (int j = 0; j < g; ++j) {
for (int x = 0; x < k / g * 2; ++x) {
int a = (x * i + j) % k, b = (a + i) % k;
d[b] = std::min(d[b], d[a] + mn[i]);
}
}
}
std::vector<Node> trie(1);
for (int i = 0; i < n; ++i) {
int u = 0;
for (int j = 0; j < int(s[i].size()); ++j) {
int c = s[i][j] - 'a';
if (!trie[u].nx[c]) {
trie[u].nx[c] = int(trie.size());
trie.emplace_back();
}
u = trie[u].nx[c];
int len = s[i].size() - j - 1;
trie[u].val = std::min(trie[u].val, k + len + d[(k - len % k) % k]);
}
}
std::vector<i64> f(t.size() + 1, inf);
f[0] = 0;
for (int i = 0; i < int(t.size()); ++i) {
int u = 0;
for (int j = i; j < int(t.size()); ++j) {
int c = t[j] - 'a';
if (!trie[u].nx[c]) {
break;
}
u = trie[u].nx[c];
f[j + 1] = std::min(f[j + 1], f[i] + trie[u].val);
}
}
i64 ans = f[t.size()];
if (ans == inf) {
ans = -1;
} else {
ans /= k;
}
std::cout << ans << "\n";
}
int main() {
std::cin.tie(nullptr)->sync_with_stdio(false);
int t;
std::cin >> t;
while (t--) {
solve();
}
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3484kb
input:
2 2 3 defgh abc abcde 1 1 a b
output:
3 -1
result:
ok 2 number(s): "3 -1"
Test #2:
score: 0
Accepted
time: 54ms
memory: 4832kb
input:
1 1413 4867 yumnkkghwtqnhpmmsbfwypcwudihegsvtdaykueuqozagpgdnhbwzoqrqswyctzonwmjdjmmpyzbyihhpyznmqltcuckqmcybbdafoexqztxhzlfjowznisnxtgoiqjztogldyegajmegalqgawrzotuntocmsagvkzdnwhmaewuxiuhvintpzwyrkgapnmegpveyuuorrfvrfakjyetfaoqtvwghlslsvmahrkvzkwpaviufknrpuapicqdnn yumnkkghwtqnhpmmsbfwypcwudihegsvt...
output:
10
result:
ok 1 number(s): "10"
Test #3:
score: 0
Accepted
time: 157ms
memory: 3856kb
input:
10 446 4905 afigcjhcgagabbiccehjcjajigghgbjjadccicghggijjdfeciaccgheedjdhgfjdfdbgidbbdjaiehhceeehchhabhaideggjbjajgfgicfdggahhbjgdebccbgbiedhehaebdccdfdffaacjcfbgjeegbahhbgcdjigijajheidchbddicehhhjbeiaajgedhdcjiefdgdbjjfaegheeidieheecaicciaajbabiidcecefgiicccdidegeica afigcjhcgagabbiccehjcjajigghgbj...
output:
3 2 2 11 6 5 1 1 1 1
result:
ok 10 numbers
Test #4:
score: 0
Accepted
time: 481ms
memory: 3900kb
input:
100 140 4879 baabaababbababbaabababaaababbbabbbbbbabbababbbabbbbabbbbbbaabbbbbbbbabaabbbaabaabbbaabbabaabaabbbabbbababbbaabbabaaaaabbaaabbbabb baa baabaababbababbaabababaaababbbabbbbbbabbab baabaababbababbaabababaaabab baabaababbababbaabababaaababbbabbb baabaababbababbaabababaaababbbabbbbbbabbababbb...
output:
1 1 1 1 3 1 1 1 1 1 1 3 2 1 1 1 2 1 1 2 1 1 1 1 1 1 1 1 1 4 3 2 1 2 1 1 1 1 1 2 1 1 1 3 1 1 1 2 1 1 1 2 3 1 1 1 2 1 1 1 1 1 1 1 1 3 2 3 1 3 1 1 2 1 2 3 2 1 1 1 3 2 1 2 1 1 1 1 1 1 1 1 1 1 1 1 2 1 4 1
result:
ok 100 numbers
Test #5:
score: 0
Accepted
time: 65ms
memory: 63992kb
input:
1 7 4864 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...
output:
205
result:
ok 1 number(s): "205"
Test #6:
score: 0
Accepted
time: 60ms
memory: 55252kb
input:
10 7 4923 baaabbabbbabbbbbabaabaabababbabbaaaabbaaabbbbabbaaababaaaaabaaabbabbbabbaaaabbaabbbaabbaaababaaababbabaababbaababbabaaabaabbaaabaaaababbabbabaabaabaabaabbbbaabaabbbaababbabbabaaaabbbaabbbaaaabaaaaababbaabaaaaababbbbaaaabbbaababbaabbabaabaaaaababaababaabaaaaabababababbabbbabababaaabaababbaa...
output:
4287 228 3671 549 129 372 475 534 336 288
result:
ok 10 numbers
Test #7:
score: 0
Accepted
time: 98ms
memory: 10408kb
input:
100 7 4807 abbababaababbaabbabbaabaababbaaababaabaaabbaaaabababbbaabbaaabababbaabaabbaaaaabbbbaabbbaaabbbbabaabbbaaaaabbbaabbaaaabbaaababbaaabbbbabaabbababababbbabaaabaaaabbbbabbabbbbbaabaaabaababbabaaabbaabbabbabaaababbbabbabbbaababaabaaaabaaabbbbabbaabaababbbabbbbaaaabbabbbaabbaabbbbb aaaaababaaab...
output:
45 32 11 4 2475 132 50 330 20 6 99 25 126 6 4 14 74 108 208 11 5 67 166 2822 178 1307 548 92 386 493 279 2415 255 262 567 215 46 113 31 651 17 4 8 21 12 100 69 152 15 55 521 146 11 13 181 -1 442 1839 2 5 31 26 122 696 280 77 1 839 11 273 7 178 421 228 6 6 82 116 1 -1 293 519 5 160 15 126 13 31 619 4...
result:
ok 100 numbers
Test #8:
score: 0
Accepted
time: 23ms
memory: 121612kb
input:
1 1 5000 abaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...
output:
5023990000
result:
ok 1 number(s): "5023990000"
Test #9:
score: 0
Accepted
time: 12ms
memory: 35204kb
input:
1 100000 4817 acdcaaccca cdbbbbabba bcbccbcdbd cdabaddaad ddbdbabcac dadadbbcba aabcbbcabc cdcadbbbda dabacdbabd dcbadbdabd cdcbacbada cadbbadbac dbadbccdcd babaddcdca aaaddacccc dabdcdadbb abbbadbdaa bcdbbacdaa bcbcbddadb bddaccbaba baddadaaac adbadbdaaa cacbbbcdbc abccdcacdb abaacddbbc acbbbcbcdc ...
output:
618356
result:
ok 1 number(s): "618356"
Test #10:
score: 0
Accepted
time: 39ms
memory: 61472kb
input:
10 3901 4952 srsofqyvrt tazndzviuq jcomfoxkiw huzfqiecss hhdtqpaohy qcrokphbtf xzkxssibix hokmdpzydu jreaeulsjt vmxdsazajq jawyofqbck cwmzupygdm rgsahqyxqt kckgorfgvi kcawvezmyb mpcyhdifgn xiwtmwttmp mzknfqoifl vbpvvdnqpy anpdgjnbew scekjovqpr lzhfocjvld oswjfhjdby pmdbjddkpv yjbnjcdtmc gmpjgtpksa r...
output:
904 208656 4560 30873 28272 5377 1326 93956 93720 282610
result:
ok 10 numbers