Submission #170999

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
170999	2019-12-27 02:03:30	Rods	Railway (BOI17_railway)	C++14	100 / 100	450 ms	55628 KiB

railway

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <bits/stdc++.h>
// #define endl '\n'
#define all(x) x.begin(),x.end()
#define sz(x) ((int)x.size())
#define x first
#define y second
#define pb push_back
#define ppb pop_back
#define pf push_front
#define ppf pop_front
#define ll long long
#define ld long double
#define ii pair<int, int>
#define iii pair<int, ii>
#define vi vector<int>
using namespace std;
const int ms = 2e5+100;
const int mlg = 23;
const int sigma = 30;
int n, m, k, t, posorder = 0;
vi g[ms];
set<int> nec;
set<int> res;
map<ii, int> id;
map<int, int> h;
int pres[ms];
int order[ms];
int par[ms][mlg+1], lvl[ms];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

railway.cpp: In function 'int get_ans(int, int)':
railway.cpp:61:8: warning: unused variable 'ans' [-Wunused-variable]
   bool ans = 0;
        ^~~
railway.cpp: In function 'int32_t main()':
railway.cpp:108:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=1; i<cc.size(); i++){
                  ~^~~~~~~~~~

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