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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 |
---|---|---|---|---|---|---|---|---|---|
#876587 | #9802. Light Up the Grid | Arkweedy | WA | 116ms | 17388kb | C++20 | 2.3kb | 2025-01-31 01:24:39 | 2025-01-31 01:24:40 |
Judging History
answer
#include<bits/stdc++.h>
using ll = long long;
using ull = unsigned long long;
using i64 = long long;
using namespace std;
void solve()
{
int t;
cin >> t;
int a[4];
for (int i = 0; i < 4; i++) {
cin >> a[i];
}
vector<int>cost(16);
cost[1] = cost[2] = cost[4] = cost[8] = a[0];
cost[3] = cost[12] = min(a[0] * 2, a[1]);
cost[5] = cost[10] = min(a[0] * 2, a[2]);
cost[6] = cost[9] = min(a[0] * 2, a[1] + a[2]);
cost[7] = cost[11] = cost[13] = cost[14] = min({ a[0] * 3,a[0] + a[1],a[0] + a[2],a[0] + a[3] });
cost[15] = min({ 4 * a[0],2 * a[1],2 * a[2],a[3] });
vector<vector<pair<int,int>>>g(1 << 16);//no clear
for (int i = 0; i < (1 << 16); i++) {
for (int j = 1; j < 16; j++) {
int to = 0;
for (int k = 0; k < 16; k++) {
if ((i >> k) & 1) {
to |= (1 << (k ^ j));
}
}
if (to & (1 << 15) || i == (1<<15)) {//ocurr full
to &= ((1 << 15) - 1);
g[to].push_back(make_pair(cost[j], i));
}
/*if (to == 0 && i != (1<<15)) {
g[1 << 16].push_back(make_pair(cost[j], i));
}*/
}
}
const int inf = INT_MAX / 2;
priority_queue<pair<int, int>,vector<pair<int,int>>,greater<pair<int,int>>>q;
vector<int>dis(1 << 16, inf);
//dis[1<<16] = 0;
for (auto pr : g[0])
q.push(pr);
unordered_multiset<int>st;
while(!q.empty()) {
auto [d, p] = q.top();
dis[p] = d;
st.insert(p);
for (auto [len, s] : g[p]) {
q.push(make_pair(dis[p] + len, s));
}
while (!q.empty() && dis[q.top().second] != inf)
q.pop();
}
while (t--) {
int m;
cin >> m;
int getans = 0;
for (int i = 0; i < m; i++) {
string h, l;
cin >> h >> l;
int x = 8 * (h[0] - '0') + 4 * (h[1] - '0') + 2 * (l[0] - '0') + l[1] - '0';
getans |= (1 << x);
}
cout << dis[getans] << endl;
}
return;
}
int main()
{
std::ios::sync_with_stdio(false);
std::cin.tie(0);
solve();
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 110ms
memory: 17244kb
input:
2 1000 100 10 1 4 10 00 01 00 00 10 00 01 1 11 11
output:
1121 2
result:
ok 2 number(s): "1121 2"
Test #2:
score: 0
Accepted
time: 103ms
memory: 14612kb
input:
2 1 1 1 1 4 10 00 01 00 00 10 00 01 1 11 11
output:
5 2
result:
ok 2 number(s): "5 2"
Test #3:
score: 0
Accepted
time: 108ms
memory: 14496kb
input:
1 1000000 1000000 1000000 1000000 1 11 11
output:
2000000
result:
ok 1 number(s): "2000000"
Test #4:
score: -100
Wrong Answer
time: 116ms
memory: 17388kb
input:
10000 8 2 7 8 8 00 01 00 11 00 10 11 11 10 10 01 10 01 00 10 11 8 11 01 11 00 01 10 11 11 00 01 01 01 01 00 11 10 9 00 00 01 01 10 11 00 01 11 10 11 00 11 11 00 11 01 10 9 11 11 10 00 11 00 11 01 00 10 01 11 00 01 01 01 10 01 11 00 01 01 01 10 10 00 11 11 11 11 10 ...
output:
34 32 36 36 40 36 42 38 40 41 36 44 34 37 37 32 29 39 39 40 38 39 44 37 29 37 37 38 34 34 32 41 34 36 41 40 44 34 37 34 29 36 39 40 42 35 44 37 38 38 41 29 40 41 36 41 43 40 41 38 42 39 37 33 34 38 41 37 42 40 34 39 28 34 32 38 36 39 38 37 36 38 34 38 34 34 42 40 38 38 40 40 37 40 41 29 36 40 36 34 ...
result:
wrong answer 47th numbers differ - expected: '39', found: '44'