QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#521842 | #7744. Elevator | liqingyang# | WA | 48ms | 4808kb | C++17 | 996b | 2024-08-16 15:46:14 | 2024-08-16 15:46:15 |
Judging History
answer
#include<iostream>
#include<array>
#include<vector>
#include<algorithm>
using namespace std;
int T,n;
long long k;
array<int,3> a[100010];
int main()
{
ios::sync_with_stdio(false);
cin.tie(0);
cin>>T;
while(T--)
{
cin>>n>>k;
for(int i=1;i<=n;i++)
{
cin>>a[i][2]>>a[i][1]>>a[i][0];
}
sort(a+1,a+n+1);
vector<int> v;
for(int i=1;i<=n;i++)
{
if(a[i][1]==1)
{
v.emplace_back(i);
}
}
long long ans=0;
for(int i=n;i;i--)
{
int t=k/a[i][1];
ans+=(long long)a[i][0]*(a[i][2]/t);
a[i][2]%=t;
if(!a[i][2])
{
continue;
}
ans+=a[i][0],a[i][2]=0;
long long K=k-a[i][1]*a[i][2];
for(int j=i-1;j&&K>1;j--)
{
int t=min((long long)a[j][2],K/a[j][1]);
a[j][2]-=t,K-=t*a[j][1];
}
if(K==1)
{
while(!v.empty()&&!a[v.back()][2])
{
v.pop_back();
}
if(!v.empty())
{
a[v.back()][2]--;
}
}
}
cout<<ans<<endl;
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3572kb
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
Wrong Answer
time: 48ms
memory: 4808kb
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 1 19 4 5 7 1 3 9 6 1 10 4 7 16 5 4 1 8 5 5 7 1 3 19 6 3 3 2 2 2 3 8 1 5 6 9 11 144 7 10 2 7 7 8 6 5 5 1 7 3 5 10 7 7 10 8 1 4 2 3 9 1 5 2 9 1 6 7 7 6 10 16 8 10 4 10 9 2 8 3 5 9 3 6 5 3 2 6 1 3 2 2 1 6 9 6 3 4 8 9 9 2 6 1 2 6 7 5 2 5 16 8 1 2 3 4 9 3 4 6 5 9 6 1 7 3 7 3 2 2 8 7 3 5 9 7 10 7 3 2 4 ...
result:
wrong answer 3rd lines differ - expected: '23', found: '19'