QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#208092 | #1361. Ant Typing | rlong | WA | 254ms | 3776kb | C++14 | 970b | 2023-10-09 05:41:43 | 2023-10-09 05:41:43 |
Judging History
answer
#include <bits/stdc++.h>
#define int long long
using namespace std;
void solve() {
string s; cin >> s;
vector<vector<int>> cnts(10, vector<int>(10, 0));
int mincost = LONG_MAX;
for(int i = 0; i < s.length() - 1; i++) {
cnts[s[i] - '0'][s[i+1] - '0']++;
}
vector<int> nums = {1, 2, 3, 4, 5, 6, 7, 8, 9};
map<int, int> mp;
do {
for (int i = 0; i < 9; ++i) {
mp[nums[i]] = i;
}
int cur = s.length();
for (int i = 1; i < 10; i++) {
for (int j = 1; j < 10; j++) {
cur += cnts[i][j] * (abs(mp[i] - mp[j]) + (i == j));
}
}
cur += mp[s[0] - '0'];
mincost = min(mincost, cur);
} while (next_permutation(nums.begin(), nums.end()));
cout << mincost << "\n";
return;
}
signed main() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
solve();
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 254ms
memory: 3640kb
input:
6
output:
1
result:
ok single line: '1'
Test #2:
score: -100
Wrong Answer
time: 245ms
memory: 3776kb
input:
352836512461179399826927828445163785261417666171453483576899676763764928341261962358737253818463814858565221466575498899898835568743316628247174676952381449147193191788177911797527361649543158616436321694172452689147288835568666918784929695569394655833978219612584637258492511247969998253315177569943...
output:
404250
result:
wrong answer 1st lines differ - expected: '392933', found: '404250'