Submission #1162390

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1162390	2025-03-06 06:14:54	DangKhoizzzz	Railway (BOI17_railway)	C++20	36 / 100	149 ms	59640 KiB

railway

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#include <bits/stdc++.h>
#define ll long long
#define fi first
#define se second
#define pii pair <int , int>
#define arr3 array <int , 3>
 
using namespace std;
 
const int INF = 1e18 + 7;
const int maxn = 1e5 + 7;
 
int n , m , k , jump[maxn][20] , depth[maxn];
 
map <pii , int> ind;
vector <int> g[maxn];
vector <int> del[maxn];
vector <int> add[maxn];
vector <int> ans;
 
void dfsbuild(int u , int p)
{
    for(int v: g[u])
    {
        if(v == p) continue;
        jump[v][0] = u;
        depth[v] = depth[u] + 1;
        dfsbuild(v , u);
    }
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

railway.cpp:10:22: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
   10 | const int INF = 1e18 + 7;
      |                 ~~~~~^~~

• Subtask 1: 0 / 8
• Subtask 2: 0 / 15
• Subtask 3: 7 / 7
• Subtask 4: 29 / 29
• Subtask 5: 0 / 16
• Subtask 6: 0 / 25