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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 |
---|---|---|---|---|---|---|---|---|---|
#863601 | #9730. Elevator II | 2018ljw# | WA | 54ms | 3840kb | C++14 | 1.2kb | 2025-01-19 19:57:36 | 2025-01-19 19:57:36 |
Judging History
answer
#include<cstdio>
#include<cstring>
#include<algorithm>
#include<queue>
#define mp make_pair
using namespace std;
int n,f;
long long res;
struct pp{
int l,r,id;
bool vis;
}a[100001];
bool operator<(pp x,pp y){
return x.l=y.l?x.r<y.r:x.l<y.l;
}
bool cmp(pp x,pp y){
if(x.vis!=y.vis)return x.vis<y.vis;
return x.r>y.r;
}
int ans[100001],cnt;
priority_queue<pair<int,int> >w;
void upd(int lim){
while(w.size()){
int x=w.top().second;
if(a[x].r<lim)w.pop();
else break;
}
}
void solve(){
res=cnt=0;
while(w.size())w.pop();
int i,mx=0;
scanf("%d%d",&n,&f);
for(i=1;i<=n;i++){
scanf("%d%d",&a[i].l,&a[i].r);
a[i].id=i;
a[i].vis=0;
res+=a[i].r-a[i].l;
if(a[i].r>mx)mx=a[i].r;
}
sort(a+1,a+n+1);
for(i=1;i<=n;i++){
w.push(mp(-a[i].r,i));
upd(f);
if(!w.size())continue;
int g=w.top().second;
w.pop();
ans[++cnt]=a[g].id;
if(a[g].l>f)res+=a[g].l-f;
f=a[g].r;
a[g].vis=1;
}
printf("%lld\n",res);
sort(a+1,a+n+1,cmp);
for(i=1;i<=n&&!a[i].vis;i++)ans[++cnt]=a[i].id;
for(i=1;i<=n;i++)printf("%d ",ans[i]);
printf("\n");
}
int main(){
int t;
scanf("%d",&t);
while(t--)solve();
}
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3840kb
input:
2 4 2 3 6 1 3 2 7 5 6 2 5 2 4 6 8
output:
11 2 1 4 3 5 2 1
result:
ok ok 2 cases (2 test cases)
Test #2:
score: -100
Wrong Answer
time: 54ms
memory: 3840kb
input:
6100 19 52 51 98 2 83 40 58 96 99 39 55 72 94 15 17 4 15 48 99 2 99 77 78 35 77 44 62 79 81 30 31 1 48 48 76 68 99 60 66 6 19 44 53 64 92 17 28 67 98 9 99 40 65 16 27 99 100 15 56 4 6 24 97 84 96 47 49 37 38 77 79 13 40 13 92 71 100 47 93 90 91 72 81 15 48 32 71 19 17 95 99 10 23 18 100 90 93 52 92 ...
output:
525 5 3 13 19 17 12 11 14 2 6 1 10 9 4 18 16 15 7 8 210 3 1 6 2 4 5 424 7 9 15 6 2 16 8 14 13 10 12 5 4 1 11 3 756 2 19 9 14 18 12 15 7 11 13 16 5 17 4 8 6 10 1 3 244 3 11 10 14 4 5 12 6 8 2 9 1 15 13 7 432 17 3 16 19 8 15 5 14 20 4 12 9 13 7 2 10 11 6 1 18 104 3 1 4 2 193 6 2 1 4 3 8 7 5 9 1...
result:
wrong answer Participant's cost is 525, which is worse than jury's cost 524 (test case 1)