Problem	railway
User	dzuizz
Submission Time	2024-08-15 21:34:54
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

railway.cpp: In function ‘int main()’:
railway.cpp:38:3: error: ‘memset’ was not declared in this scope
38 | memset(pa, 0, sizeof pa);
| ^~~~~~
railway.cpp:3:1: note: ‘memset’ is defined in header ‘<cstring>’; did you forget to ‘#include <cstring>’?
2 | #include <vector>
+++ |+#include <cstring>
3 | using namespace std;