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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#656067 | #7744. Elevator | crazy_lee | TL | 0ms | 0kb | C++14 | 2.0kb | 2024-10-19 11:09:53 | 2024-10-19 11:09:54 |
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.size() && (q1.top().first > q2.top().first || q2.size() == 0)){
auto now = q1.top();
if(now.second > k){
q1.pop();
ll x = now.second / k;
ans += x * now.first;
now.second %= k;
if(now.second > 0) q1.push(now);
continue;
}
}
else if(q2.size()){
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;
if(now.second > 0) 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: 0
Time Limit Exceeded
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