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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#869590 | #7744. Elevator | Zako oni.A unpassed. (Xiangqian Wang, Hao Luo, Wenhao Chu)# | WA | 36ms | 6144kb | C++20 | 1.7kb | 2025-01-25 11:44:40 | 2025-01-25 11:44:44 |
Judging History
answer
#pragma GCC optimize(2)
#include <bits/stdc++.h>
using namespace std;
#define int long long
const int N=1e5+5;
int T,n,k;
struct abc{
int c,w,f;
}p[N];
bool operator <(abc X,abc Y){
return X.f<Y.f;
}
signed main(){
scanf("%lld",&T);
while(T--){
scanf("%lld%lld",&n,&k);
for(int i=1;i<=n;i++){
scanf("%lld%lld%lld",&p[i].c,&p[i].w,&p[i].f);
}
sort(p+1,p+n+1);
int ans=0,cur=n;
bool hole=0;
while(cur){
if(p[cur].w==1 && hole){
p[cur].c--; hole=0;
}
if(p[cur].c*p[cur].w>=k){
// cout<<cur<<": "<<p[cur].c<<" "<<p[cur].w<<endl;
int d=p[cur].c/(k/p[cur].w);
// cout<<"buy "<<d<<endl;
p[cur].c-=d*(k/p[cur].w);
ans+=p[cur].f*d;
if(!p[cur].c) cur--;
continue;
}
int lft=k;
ans+=p[cur].f;
while(cur){
if(p[cur].w==1 && hole){
p[cur].c--; hole=0;
}
int num=lft/p[cur].w;
if(num<p[cur].c){
p[cur].c-=num;
lft-=num*p[cur].w;
break;
}
else{
lft-=p[cur].c*p[cur].w;
p[cur].c=0;
cur--;
}
}
if(!cur) break;
if(lft){
assert(lft==1);
hole=1;
}
}
printf("%lld\n",ans);
}
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 3840kb
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: 36ms
memory: 6144kb
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 23 4 5 7 1 3 9 6 1 10 4 9 17 6 4 1 8 5 5 7 1 3 23 6 3 3 2 2 2 3 8 1 5 6 9 11 148 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 18 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 21 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 39th lines differ - expected: '147', found: '148'