QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#656056 | #7744. Elevator | crazy_lee | RE | 0ms | 3500kb | C++14 | 2.0kb | 2024-10-19 11:06:12 | 2024-10-19 11:06:12 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
void solve(){
ll n, k;
cin >> n >> k;
priority_queue<pair<ll, ll>> q1, q2;
for(int i = 1;i <= n;i++){
ll c, w, f;
cin >> c >> w >> f;
if(w == 1) q1.push({f, c});
else if(w == 2) q2.push({f, c});
}
ll ans = 0;
while(q1.size() || q2.size()){
ll w = 0;
ll f = 0;
if(q1.top().first > q2.top().first){
auto now = q1.top();
if(now.second > k){
q1.pop();
ll x = now.second / k;
ans += x * now.first;
now.second %= k;
q1.push(now);
continue;
}
}
else{
auto now = q2.top();
if(now.second * 2 > k){
q1.pop();
ll x = now.second * 2 / k;
ans += x * now.first;
now.second %= k/2;
q1.push(now);
continue;
}
}
while(w < k && (q1.size() || q2.size())){
if(q1.size() && (k - w == 1 || q2.size() == 0 || q1.top().first > q2.top().first)){
auto now = q1.top();
q1.pop();
f = max(f, now.first);
ll x = min(k - w, now.second);
w += x;
now.second -= x;
if(now.second > 0) q1.push(now);
}
else if(k - w > 1 && q2.size()){
auto now = q2.top();
q2.pop();
f = max(f, now.first);
ll x = (k - w) / 2;
w += min(x, now.second) * 2;
now.second -= x;
if(now.second > 0) q2.push(now);
}
else break;
}
ans += f;
}
cout << ans << '\n';
}
int main(){
int t;
cin >> t;
while(t--) solve();
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3500kb
input:
2 4 6 1 1 8 7 2 5 1 1 7 3 2 6 8 1200000 100000 1 100000 100000 1 12345 100000 2 100000 100000 2 12345 100000 1 100000 100000 1 12345 100000 2 100000 100000 2 12345
output:
24 100000
result:
ok 2 lines
Test #2:
score: -100
Runtime Error
input:
5501 8 104 5 2 3 6 2 4 5 2 3 6 2 9 8 2 4 2 1 3 7 2 4 8 2 8 1 290 3 1 1 12 12 6 1 2 1 2 2 1 1 2 1 2 4 6 1 1 1 2 5 6 1 4 4 1 4 6 2 4 6 2 5 4 2 5 4 1 4 5 334 1 1 4 1 2 3 4 2 1 5 1 1 2 1 2 13 218 5 2 3 5 1 4 1 2 1 1 2 5 3 2 2 1 1 3 4 2 2 1 2 5 2 2 1 2 1 5 3 2 1 5 2 1 1 1 4 10 260 7 2 1 5 1 1 5 2 4 6 1 6...
output:
9