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NTUCPC Speed Run! #1
比賽已結束,感謝大家的參與!
題目連結
IOICamp 2025 PreExam 進行中!
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PreExam 連結
程式解題社網站
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452 . Stairs
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TopCoder
Caido
主唱太拼命了
User's AC Ratio
93.3% (
14/15
)
Submission's AC Ratio
34.9% (
22
/
63
)
Tags
Show solution-related tags
ytp
ytp-senior
ytp-2024
Description
題目 PDF 檔在這裡
Input Format
Output Format
Sample Input 1
copy
4 7
1 3 424849053 592732474
1 1 787225144 158123046
2 4 3
3 4 534558786
2 2 4
3 2 806668402
3 3 679670154
Sample Output 1
copy
592732474
592732474
-1
Sample Input 2
copy
10 13
1 7 205588596 580018058
2 5 7
1 6 511038935 266614169
1 6 486422924 865076365
1 10 445734405 877372041
3 10 843207541
2 4 9
2 7 8
1 1 708876592 402376498
2 9 5
2 2 6
2 6 5
3 6 323976805
Sample Output 2
copy
877372041
-1
Hints
Problem Source
YTP 2024 高中組程式挑戰營 p11
Subtasks
No.
Testdata Range
Constraints
Score
1
0~1
範例測資
0
2
2~5
$N = 1$
6
3
0~15
$N \leq 200$
6
4
0~31
無額外限制
8
Testdata and Limits
No.
Time Limit (ms)
Memory Limit (VSS, KiB)
Output Limit (KiB)
Subtasks
0
1000
1048576
65536
1
3
4
1
1000
1048576
65536
1
3
4
2
1000
1048576
65536
2
3
4
3
1000
1048576
65536
2
3
4
4
1000
1048576
65536
2
3
4
5
1000
1048576
65536
2
3
4
6
1000
1048576
65536
3
4
7
1000
1048576
65536
3
4
8
1000
1048576
65536
3
4
9
1000
1048576
65536
3
4
10
1000
1048576
65536
3
4
11
1000
1048576
65536
3
4
12
1000
1048576
65536
3
4
13
1000
1048576
65536
3
4
14
1000
1048576
65536
3
4
15
1000
1048576
65536
3
4
16
1000
1048576
65536
4
17
1000
1048576
65536
4
18
1000
1048576
65536
4
19
1000
1048576
65536
4
20
1000
1048576
65536
4
21
1000
1048576
65536
4
22
1000
1048576
65536
4
23
1000
1048576
65536
4
24
1000
1048576
65536
4
25
1000
1048576
65536
4
26
1000
1048576
65536
4
27
1000
1048576
65536
4
28
1000
1048576
65536
4
29
1000
1048576
65536
4
30
1000
1048576
65536
4
31
1000
1048576
65536
4
Submit
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