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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
#549526#9221. Missing Boundarieslntano#WA 83ms11256kbC++201.4kb2024-09-06 16:59:542024-09-06 16:59:54

Judging History

你现在查看的是最新测评结果

  • [2024-09-06 16:59:54]
  • 评测
  • 测评结果:WA
  • 用时:83ms
  • 内存:11256kb
  • [2024-09-06 16:59:54]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
using ll=long long;

void solve(){
	int n,maxn;
	cin>>n>>maxn;

	vector<pair<int,int>> no;
	vector<int> L,R; 
	set<int> a;

	int cnt=0,k=n;

	for(int i=1;i<=n;i++){
		int l,r;
		cin>>l>>r;
		if(l!=-1&&r!=-1){
			no.push_back({l,r});
			k--;
		}
		else if(l!=-1){
			a.insert(l);
		}
		else if(r!=-1){
			a.insert(r);
		}else cnt++,k--;
	}

	if(a.size()!=k){
		cout<<"NIE\n";
		return;
	}

	sort(no.begin(),no.end());

	int len=no.size();
	for(int i=1;i<len;i++){
		if(no[i].first<=no[i-1].second){
			cout<<"NIE\n";
			return;
		}
	}

	int l=1,r;
	for(int i=0;i<len;i++){
		r=no[i].first-1;
		if(l<=r){
			L.push_back(l);
			R.push_back(r);
		}
		l=no[i].second+1;
	}
	r=maxn;
	if(l<=r){
		L.push_back(l);
		R.push_back(r);
	}

	int m=L.size();
	vector<int> b(m);

	for(auto x:a){
		auto it=lower_bound(R.begin(),R.end(),x);
		if(it==R.end()){
			cout<<"NIE\n";
			return;
		}
		int p=it-R.begin();
		if(x<L[p]){
			cout<<"NIE\n";
			return;
		}
		b[p]++;
	}

	int sum=0,num=0;
	for(int i=0;i<m;i++){
		sum+=R[i]-L[i]+1-b[i];
		if(!b[i]) num++;
	}

	if(num<=cnt&&cnt<=sum){
		cout<<"TAK\n";
	}else cout<<"NIE\n";
}

int main(){
	ios::sync_with_stdio(false),cin.tie(nullptr),cout.tie(nullptr);

	int t=1;
	cin>>t;
	while(t--) solve();

	return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3528kb

input:

3
4 51
1 -1
11 50
-1 -1
-1 10
3 2
-1 -1
-1 -1
-1 -1
2 3
1 2
2 3

output:

TAK
NIE
NIE

result:

ok 3 lines

Test #2:

score: 0
Accepted
time: 83ms
memory: 11256kb

input:

1
200000 1000000000
490669427 -1
224278942 224287156
821104480 -1
861696576 861702036
807438935 807440055
574078002 574083717
465630141 -1
195378188 -1
-1 13500961
-1 977536179
92893115 -1
-1 661145418
-1 215804863
-1 685338515
544348999 -1
465532902 -1
130346949 -1
-1 526666304
635604584 635605404
...

output:

TAK

result:

ok single line: 'TAK'

Test #3:

score: 0
Accepted
time: 0ms
memory: 3592kb

input:

3
4 51
1 -1
11 50
-1 -1
-1 10
3 2
-1 -1
-1 -1
-1 -1
2 3
1 2
2 3

output:

TAK
NIE
NIE

result:

ok 3 lines

Test #4:

score: 0
Accepted
time: 59ms
memory: 9436kb

input:

1
197838 400000
34167 34169
352180 -1
235963 -1
-1 -1
160401 160405
347288 -1
270353 270354
214502 214504
183243 183245
-1 -1
-1 36193
-1 -1
-1 17557
273498 273500
269137 -1
395099 395100
285515 285518
-1 -1
71041 71042
324060 -1
-1 385151
-1 379645
-1 -1
-1 185142
-1 191584
89259 89261
328347 32834...

output:

TAK

result:

ok single line: 'TAK'

Test #5:

score: 0
Accepted
time: 37ms
memory: 6080kb

input:

2
97340 150000
-1 101927
105937 -1
-1 107253
-1 47307
110550 -1
84061 84062
125176 125177
-1 15915
29617 -1
-1 -1
-1 43147
115958 -1
101807 101808
24866 -1
66826 66828
-1 31640
-1 5610
1281 1284
-1 -1
-1 -1
-1 73973
-1 2945
29064 -1
30653 -1
-1 63714
-1 -1
141389 141390
-1 27465
57358 -1
47388 47389...

output:

NIE
NIE

result:

ok 2 lines

Test #6:

score: -100
Wrong Answer
time: 60ms
memory: 5960kb

input:

4
50000 50000
11702 -1
-1 3148
30364 -1
48876 -1
-1 10739
-1 44459
11634 -1
39348 -1
38829 -1
16182 -1
37933 -1
35295 -1
43280 -1
37745 -1
-1 40076
358 -1
14043 -1
13975 -1
41942 -1
-1 13182
14780 -1
-1 14663
3998 -1
-1 24474
-1 6583
-1 9620
-1 37944
12103 -1
8307 -1
45760 -1
-1 2924
25441 -1
-1 194...

output:

TAK
NIE
NIE
TAK

result:

wrong answer 4th lines differ - expected: 'NIE', found: 'TAK'