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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
#529040#9221. Missing Boundariesucup-team3555#WA 131ms22476kbC++141.6kb2024-08-24 08:34:152024-08-24 08:34:16

Judging History

你现在查看的是最新测评结果

  • [2024-08-24 08:34:16]
  • 评测
  • 测评结果:WA
  • 用时:131ms
  • 内存:22476kb
  • [2024-08-24 08:34:15]
  • 提交

answer

/*
赛场风云变幻间,
治程独步算法巅。
代码编织成胜网,
智慧花开满园春。
*/

# include <bits/stdc++.h>

const int N=400010,INF=0x3f3f3f3f;

inline int read(void){
	int res,f=1;
	char c;
	while((c=getchar())<'0'||c>'9')
		if(c=='-') f=-1;
	res=c-48;
	while((c=getchar())>='0'&&c<='9')
		res=res*10+c-48;
	return res*f;
}

struct Node{
	int x,bel,op;
	bool operator < (const Node &rhs) const{
		return (x!=rhs.x)?(x<rhs.x):(op<rhs.op);
	}
}p[N];
int pc,lim,n;
int a[N],b[N];

std::map <int,int> mp;

bool val[N];

int main(void){
	int T=read();
	while(T--){
		n=read(),lim=read(),pc=0;
		
		mp.clear();
		
		int emp=0,l=0,r=0;
		
		for(int i=1;i<=n;++i){
			val[i]=false;
			
			int a=read(),b=read();
			::a[i]=a,::b[i]=b;
			
			emp+=(a==-1&&b==-1);
			
			if(a!=-1&&mp.count(a)){
				puts("NIE");
				goto END;
			}
			if(b!=-1&&mp.count(b)){
				puts("NIE");
				goto END;
			}
			if(a!=-1&&b!=-1) val[i]=true;
			
			if(a!=-1) ++mp[a],p[++pc]=(Node){a,i,0};
			if(b!=-1) ++mp[b],p[++pc]=(Node){b,i,1};
		}
		
		std::sort(p+1,p+1+pc); // p[0].x = 0
		
		p[0].x=0,p[0].op=1;
		p[pc+1].x=lim+1,p[pc+1].op=0,val[n+1]=0;
		
		p[pc+1].bel=n+1;
		
		for(int i=1;i<=pc+1;++i){
			if(p[i].bel==p[i-1].bel) continue;
			if(val[p[i].bel]&&p[i].op==1&&p[i-1].bel!=p[i].bel){
				puts("NIE");
				goto END;
			}
			if(p[i].op==0&&p[i-1].op==1){
				if(p[i-1].x+1!=p[i].x){
					++l;
				}
			}
			r+=(p[i].x-p[i-1].x-1);
		}
		
		if(emp>=l&&emp<=r) puts("TAK");
		else puts("NIE");
		
		END:;
	}
	

	return 0;
}

详细

Test #1:

score: 100
Accepted
time: 1ms
memory: 7744kb

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: 131ms
memory: 22476kb

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: 5688kb

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: 114ms
memory: 21020kb

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: 32ms
memory: 11828kb

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: 26ms
memory: 10400kb

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
TAK
TAK

result:

wrong answer 3rd lines differ - expected: 'NIE', found: 'TAK'