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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#579399#9221. Missing Boundariesguodong#WA 43ms6940kbC++141.0kb2024-09-21 13:21:552024-09-21 13:21:55

Judging History

你现在查看的是最新测评结果

  • [2024-09-21 13:21:55]
  • 评测
  • 测评结果:WA
  • 用时:43ms
  • 内存:6940kb
  • [2024-09-21 13:21:55]
  • 提交

answer

#include <bits/stdc++.h>
#define rep(x, l, r) for(int x = l; x <= r; x++)
using namespace std;

const int MAXN = 2e5 + 5;

struct node{
	int l, r, f1, f2;
} a[MAXN];

bool cmp(node a, node b){
	return max(a.l, a.r) < max(b.l, b.r);
}

int main(){
	int t;
	scanf("%d", &t);
	while(t--){
		int n, L;
		scanf("%d%d", &n, &L);
		rep(i, 1, n){
			scanf("%d%d", &a[i].l, &a[i].r);
			if(a[i].l == -1){
				a[i].f1 = 1;
				a[i].l = a[i].r;
			}
			if(a[i].r == -1){
				a[i].f2 = 1;
				a[i].r = a[i].l;
			}
		}
		sort(a + 1, a + n + 1, cmp);
		int x = 0;
		while(a[x + 1].l == -1 && a[x + 1].r == -1) x++;
		int mn = 0, mx = 0, ans = 1;
		int pre = 0;
		a[n + 1].l = a[n + 1].r = L + 1;
		rep(i, x + 1, n + 1){
			if(pre >= a[i].l){
				ans = 0;
				break;
			}
			if(pre < a[i].l - 1){
				mx += a[i].l - 1 - pre;
				if((i == n + 1 || !a[i].f1) && (i == x + 1 || !a[i - 1].f2)) mn++;
			}
			pre = a[i].r;
		}
		if(ans && x >= mn && x <= mx) puts("TAK");
		else puts("NIE");
	}
	return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 0ms
memory: 3756kb

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: 43ms
memory: 6940kb

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: 3720kb

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: 38ms
memory: 6904kb

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: 31ms
memory: 5200kb

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: 35ms
memory: 4564kb

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'