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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#863601#9730. Elevator II2018ljw#WA 54ms3840kbC++141.2kb2025-01-19 19:57:362025-01-19 19:57:36

Judging History

你现在查看的是最新测评结果

  • [2025-01-19 19:57:36]
  • 评测
  • 测评结果:WA
  • 用时:54ms
  • 内存:3840kb
  • [2025-01-19 19:57:36]
  • 提交

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();
} 

Details

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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)