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Submission #233897

# Submission time Handle Problem Language Result Execution time Memory
233897 2020-05-22T09:34:53 Z anubhavdhar Traffic (IOI10_traffic) C++14
50 / 100
 558 ms 137848 KB 
#include<bits/stdc++.h>
#include "traffic.h"
 
#define ll long long int
#define pb push_back
#define mp make_pair
#define FOR(i,n) for(i=0;i<(n);++i)
#define FORe(i,n) for(i=1;i<=(n);++i)
#define FORr(i,a,b) for(i=(a);i<(b);++i)
#define FORrev(i,n) for(i=(n);i>=0;--i)
#define F0R(i,n) for(int i=0;i<(n);++i)
#define F0Re(i,n) for(int i=1;i<=(n);++i)
#define F0Rr(i,a,b) for(ll i=(a);i<(b);++i)
#define F0Rrev(i,n) for(int i=(n);i>=0;--i)
#define ii pair<ll,ll>
#define vi vector<ll>
#define vii vector<ii>
#define ff first 
#define ss second
#define cd complex<double>
#define vcd vector<cd>
#define ldd long double
#define dbgLine cout<<"Line : "<<__LINE__<<'\n'
#define all(x) (x).begin(),(x).end()
 
using namespace std;
/*
const short int __PRECISION = 10;
 
const ll MOD = 1e9+7;
const ll INF = 1e17 + 1101;
const ll LOGN = 17;
const ll MAXN = 1e6+5;
const ll ROOTN = 320;
 
const ldd PI = acos(-1);
const ldd EPS = 1e-7;*/
 
#define MAXN 1000006
#define INF 100000000000000017
 
vector<ll> g[MAXN];
ll People[MAXN], dp[MAXN], sum[MAXN], sm;
 
ll dfs(ll a, ll par)
{
	dp[a] = 0;
	sum[a] = People[a];
	for(ll b : g[a])
		if(b != par)
			dp[a] = max(dp[a], dfs(b, a)), sum[a] += sum[b];
	return dp[a] + People[a];
}
 
 
 
int LocateCentre(int N, int* P, int* S, int* D)
{
	sm = 0;
	F0R(i, N)
		g[i].clear(), People[i] = P[i], sm += P[i];
	F0R(i, N-1)
	{
		g[S[i]].pb(D[i]);
		g[D[i]].pb(S[i]);
	}
	dfs(1, -1);
	ii mx = mp(INF, -1);
	F0R(i, N)
		mx = min(mx, mp(max(dp[i],sm - sum[i]),(ll) i));
	//cerr<<mx.ff<<' '<<mx.ss<<'\n';
  	assert(mx.ss < INT_MAX);
	return mx.ss;
}
/*
int main()
{
 
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout.tie(NULL);
 
	int N;
	cin>>N;
	int P[N], S[N], D[N];
	F0R(i, N)
		cin>>P[i];
	F0R(i, N-1)
		cin>>S[i]>>D[i];
	cout<<LocateCenter(N, P, S, D);
	return 0;
}*/

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 23808 KB Output is correct
2 Correct 18 ms 23808 KB Output is correct
3 Correct 20 ms 23936 KB Output is correct
4 Correct 19 ms 23808 KB Output is correct
5 Correct 19 ms 23808 KB Output is correct
6 Correct 18 ms 23808 KB Output is correct
7 Correct 18 ms 23808 KB Output is correct
8 Correct 18 ms 23808 KB Output is correct
9 Correct 18 ms 23808 KB Output is correct
10 Correct 18 ms 23936 KB Output is correct
11 Correct 18 ms 23808 KB Output is correct
12 Correct 18 ms 23808 KB Output is correct
13 Correct 19 ms 23808 KB Output is correct
14 Correct 18 ms 23936 KB Output is correct
15 Correct 18 ms 23808 KB Output is correct
16 Correct 19 ms 23808 KB Output is correct
17 Correct 18 ms 23808 KB Output is correct
18 Correct 18 ms 23808 KB Output is correct
19 Correct 19 ms 23928 KB Output is correct
20 Correct 18 ms 23808 KB Output is correct
21 Correct 22 ms 23856 KB Output is correct
22 Correct 18 ms 23808 KB Output is correct
23 Correct 18 ms 23808 KB Output is correct
24 Correct 19 ms 23808 KB Output is correct
25 Correct 18 ms 23936 KB Output is correct
26 Correct 19 ms 23808 KB Output is correct
27 Correct 19 ms 23936 KB Output is correct
28 Correct 18 ms 23936 KB Output is correct
29 Correct 18 ms 23936 KB Output is correct
30 Correct 19 ms 23936 KB Output is correct
31 Correct 18 ms 23936 KB Output is correct
32 Correct 19 ms 23936 KB Output is correct
33 Correct 20 ms 24064 KB Output is correct
34 Correct 18 ms 23808 KB Output is correct
35 Correct 19 ms 23936 KB Output is correct
36 Correct 18 ms 23936 KB Output is correct
37 Correct 20 ms 23936 KB Output is correct
38 Correct 19 ms 23936 KB Output is correct
39 Correct 19 ms 23936 KB Output is correct
40 Correct 19 ms 23936 KB Output is correct
41 Correct 19 ms 23936 KB Output is correct
42 Correct 19 ms 23936 KB Output is correct
43 Correct 19 ms 23936 KB Output is correct
44 Correct 18 ms 23808 KB Output is correct
45 Correct 18 ms 23808 KB Output is correct
46 Correct 18 ms 23808 KB Output is correct
47 Correct 18 ms 23808 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 23808 KB Output is correct
2 Correct 18 ms 23808 KB Output is correct
3 Correct 20 ms 23936 KB Output is correct
4 Correct 19 ms 23808 KB Output is correct
5 Correct 19 ms 23808 KB Output is correct
6 Correct 18 ms 23808 KB Output is correct
7 Correct 18 ms 23808 KB Output is correct
8 Correct 18 ms 23808 KB Output is correct
9 Correct 18 ms 23808 KB Output is correct
10 Correct 18 ms 23936 KB Output is correct
11 Correct 18 ms 23808 KB Output is correct
12 Correct 18 ms 23808 KB Output is correct
13 Correct 19 ms 23808 KB Output is correct
14 Correct 18 ms 23936 KB Output is correct
15 Correct 18 ms 23808 KB Output is correct
16 Correct 19 ms 23808 KB Output is correct
17 Correct 18 ms 23808 KB Output is correct
18 Correct 18 ms 23808 KB Output is correct
19 Correct 19 ms 23928 KB Output is correct
20 Correct 18 ms 23808 KB Output is correct
21 Correct 22 ms 23856 KB Output is correct
22 Correct 18 ms 23808 KB Output is correct
23 Correct 18 ms 23808 KB Output is correct
24 Correct 19 ms 23808 KB Output is correct
25 Correct 18 ms 23936 KB Output is correct
26 Correct 19 ms 23808 KB Output is correct
27 Correct 19 ms 23936 KB Output is correct
28 Correct 18 ms 23936 KB Output is correct
29 Correct 18 ms 23936 KB Output is correct
30 Correct 19 ms 23936 KB Output is correct
31 Correct 18 ms 23936 KB Output is correct
32 Correct 19 ms 23936 KB Output is correct
33 Correct 20 ms 24064 KB Output is correct
34 Correct 18 ms 23808 KB Output is correct
35 Correct 19 ms 23936 KB Output is correct
36 Correct 18 ms 23936 KB Output is correct
37 Correct 20 ms 23936 KB Output is correct
38 Correct 19 ms 23936 KB Output is correct
39 Correct 19 ms 23936 KB Output is correct
40 Correct 19 ms 23936 KB Output is correct
41 Correct 19 ms 23936 KB Output is correct
42 Correct 19 ms 23936 KB Output is correct
43 Correct 19 ms 23936 KB Output is correct
44 Correct 18 ms 23808 KB Output is correct
45 Correct 18 ms 23808 KB Output is correct
46 Correct 18 ms 23808 KB Output is correct
47 Correct 18 ms 23808 KB Output is correct
48 Correct 18 ms 23808 KB Output is correct
49 Correct 19 ms 23808 KB Output is correct
50 Correct 18 ms 23808 KB Output is correct
51 Correct 18 ms 23808 KB Output is correct
52 Correct 20 ms 23808 KB Output is correct
53 Correct 19 ms 23808 KB Output is correct
54 Correct 19 ms 23808 KB Output is correct
55 Correct 18 ms 23840 KB Output is correct
56 Correct 19 ms 23808 KB Output is correct
57 Correct 18 ms 23808 KB Output is correct
58 Correct 18 ms 23808 KB Output is correct
59 Correct 18 ms 23808 KB Output is correct
60 Correct 18 ms 23936 KB Output is correct
61 Correct 18 ms 23808 KB Output is correct
62 Correct 19 ms 23936 KB Output is correct
63 Correct 20 ms 23808 KB Output is correct
64 Correct 18 ms 23808 KB Output is correct
65 Correct 18 ms 23808 KB Output is correct
66 Correct 18 ms 23808 KB Output is correct
67 Correct 19 ms 23808 KB Output is correct
68 Correct 47 ms 30076 KB Output is correct
69 Correct 74 ms 35704 KB Output is correct
70 Correct 19 ms 23808 KB Output is correct
71 Correct 97 ms 41464 KB Output is correct
72 Correct 125 ms 47096 KB Output is correct
73 Correct 153 ms 52844 KB Output is correct
74 Correct 185 ms 58364 KB Output is correct
75 Correct 211 ms 64036 KB Output is correct
76 Correct 233 ms 69752 KB Output is correct
77 Correct 257 ms 75512 KB Output is correct
78 Correct 290 ms 81016 KB Output is correct
79 Correct 309 ms 86648 KB Output is correct
80 Correct 347 ms 92280 KB Output is correct
81 Correct 19 ms 23936 KB Output is correct
82 Correct 363 ms 98144 KB Output is correct
83 Correct 393 ms 103816 KB Output is correct
84 Correct 415 ms 109560 KB Output is correct
85 Correct 444 ms 115064 KB Output is correct
86 Correct 474 ms 120568 KB Output is correct
87 Correct 493 ms 126328 KB Output is correct
88 Correct 531 ms 131832 KB Output is correct
89 Correct 558 ms 137848 KB Output is correct
90 Correct 20 ms 23808 KB Output is correct
91 Correct 18 ms 23808 KB Output is correct
92 Correct 19 ms 23808 KB Output is correct
93 Correct 19 ms 23808 KB Output is correct
94 Correct 18 ms 23808 KB Output is correct

Subtask #3
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 23808 KB Output is correct
2 Correct 18 ms 23808 KB Output is correct
3 Correct 20 ms 23936 KB Output is correct
4 Correct 19 ms 23808 KB Output is correct
5 Correct 19 ms 23808 KB Output is correct
6 Correct 18 ms 23808 KB Output is correct
7 Correct 18 ms 23808 KB Output is correct
8 Correct 18 ms 23808 KB Output is correct
9 Correct 18 ms 23808 KB Output is correct
10 Correct 18 ms 23936 KB Output is correct
11 Correct 18 ms 23808 KB Output is correct
12 Correct 18 ms 23808 KB Output is correct
13 Correct 19 ms 23808 KB Output is correct
14 Correct 18 ms 23936 KB Output is correct
15 Correct 18 ms 23808 KB Output is correct
16 Correct 19 ms 23808 KB Output is correct
17 Correct 18 ms 23808 KB Output is correct
18 Correct 18 ms 23808 KB Output is correct
19 Correct 19 ms 23928 KB Output is correct
20 Correct 18 ms 23808 KB Output is correct
21 Correct 22 ms 23856 KB Output is correct
22 Correct 18 ms 23808 KB Output is correct
23 Correct 18 ms 23808 KB Output is correct
24 Correct 19 ms 23808 KB Output is correct
25 Correct 18 ms 23936 KB Output is correct
26 Correct 19 ms 23808 KB Output is correct
27 Correct 19 ms 23936 KB Output is correct
28 Correct 18 ms 23936 KB Output is correct
29 Correct 18 ms 23936 KB Output is correct
30 Correct 19 ms 23936 KB Output is correct
31 Correct 18 ms 23936 KB Output is correct
32 Correct 19 ms 23936 KB Output is correct
33 Correct 20 ms 24064 KB Output is correct
34 Correct 18 ms 23808 KB Output is correct
35 Correct 19 ms 23936 KB Output is correct
36 Correct 18 ms 23936 KB Output is correct
37 Correct 20 ms 23936 KB Output is correct
38 Correct 19 ms 23936 KB Output is correct
39 Correct 19 ms 23936 KB Output is correct
40 Correct 19 ms 23936 KB Output is correct
41 Correct 19 ms 23936 KB Output is correct
42 Correct 19 ms 23936 KB Output is correct
43 Correct 19 ms 23936 KB Output is correct
44 Correct 18 ms 23808 KB Output is correct
45 Correct 18 ms 23808 KB Output is correct
46 Correct 18 ms 23808 KB Output is correct
47 Correct 18 ms 23808 KB Output is correct
48 Correct 19 ms 23936 KB Output is correct
49 Incorrect 20 ms 23808 KB Output isn't correct
50 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 23808 KB Output is correct
2 Correct 18 ms 23808 KB Output is correct
3 Correct 20 ms 23936 KB Output is correct
4 Correct 19 ms 23808 KB Output is correct
5 Correct 19 ms 23808 KB Output is correct
6 Correct 18 ms 23808 KB Output is correct
7 Correct 18 ms 23808 KB Output is correct
8 Correct 18 ms 23808 KB Output is correct
9 Correct 18 ms 23808 KB Output is correct
10 Correct 18 ms 23936 KB Output is correct
11 Correct 18 ms 23808 KB Output is correct
12 Correct 18 ms 23808 KB Output is correct
13 Correct 19 ms 23808 KB Output is correct
14 Correct 18 ms 23936 KB Output is correct
15 Correct 18 ms 23808 KB Output is correct
16 Correct 19 ms 23808 KB Output is correct
17 Correct 18 ms 23808 KB Output is correct
18 Correct 18 ms 23808 KB Output is correct
19 Correct 19 ms 23928 KB Output is correct
20 Correct 18 ms 23808 KB Output is correct
21 Correct 22 ms 23856 KB Output is correct
22 Correct 18 ms 23808 KB Output is correct
23 Correct 18 ms 23808 KB Output is correct
24 Correct 19 ms 23808 KB Output is correct
25 Correct 18 ms 23936 KB Output is correct
26 Correct 19 ms 23808 KB Output is correct
27 Correct 19 ms 23936 KB Output is correct
28 Correct 18 ms 23936 KB Output is correct
29 Correct 18 ms 23936 KB Output is correct
30 Correct 19 ms 23936 KB Output is correct
31 Correct 18 ms 23936 KB Output is correct
32 Correct 19 ms 23936 KB Output is correct
33 Correct 20 ms 24064 KB Output is correct
34 Correct 18 ms 23808 KB Output is correct
35 Correct 19 ms 23936 KB Output is correct
36 Correct 18 ms 23936 KB Output is correct
37 Correct 20 ms 23936 KB Output is correct
38 Correct 19 ms 23936 KB Output is correct
39 Correct 19 ms 23936 KB Output is correct
40 Correct 19 ms 23936 KB Output is correct
41 Correct 19 ms 23936 KB Output is correct
42 Correct 19 ms 23936 KB Output is correct
43 Correct 19 ms 23936 KB Output is correct
44 Correct 18 ms 23808 KB Output is correct
45 Correct 18 ms 23808 KB Output is correct
46 Correct 18 ms 23808 KB Output is correct
47 Correct 18 ms 23808 KB Output is correct
48 Correct 18 ms 23808 KB Output is correct
49 Correct 19 ms 23808 KB Output is correct
50 Correct 18 ms 23808 KB Output is correct
51 Correct 18 ms 23808 KB Output is correct
52 Correct 20 ms 23808 KB Output is correct
53 Correct 19 ms 23808 KB Output is correct
54 Correct 19 ms 23808 KB Output is correct
55 Correct 18 ms 23840 KB Output is correct
56 Correct 19 ms 23808 KB Output is correct
57 Correct 18 ms 23808 KB Output is correct
58 Correct 18 ms 23808 KB Output is correct
59 Correct 18 ms 23808 KB Output is correct
60 Correct 18 ms 23936 KB Output is correct
61 Correct 18 ms 23808 KB Output is correct
62 Correct 19 ms 23936 KB Output is correct
63 Correct 20 ms 23808 KB Output is correct
64 Correct 18 ms 23808 KB Output is correct
65 Correct 18 ms 23808 KB Output is correct
66 Correct 18 ms 23808 KB Output is correct
67 Correct 19 ms 23808 KB Output is correct
68 Correct 47 ms 30076 KB Output is correct
69 Correct 74 ms 35704 KB Output is correct
70 Correct 19 ms 23808 KB Output is correct
71 Correct 97 ms 41464 KB Output is correct
72 Correct 125 ms 47096 KB Output is correct
73 Correct 153 ms 52844 KB Output is correct
74 Correct 185 ms 58364 KB Output is correct
75 Correct 211 ms 64036 KB Output is correct
76 Correct 233 ms 69752 KB Output is correct
77 Correct 257 ms 75512 KB Output is correct
78 Correct 290 ms 81016 KB Output is correct
79 Correct 309 ms 86648 KB Output is correct
80 Correct 347 ms 92280 KB Output is correct
81 Correct 19 ms 23936 KB Output is correct
82 Correct 363 ms 98144 KB Output is correct
83 Correct 393 ms 103816 KB Output is correct
84 Correct 415 ms 109560 KB Output is correct
85 Correct 444 ms 115064 KB Output is correct
86 Correct 474 ms 120568 KB Output is correct
87 Correct 493 ms 126328 KB Output is correct
88 Correct 531 ms 131832 KB Output is correct
89 Correct 558 ms 137848 KB Output is correct
90 Correct 20 ms 23808 KB Output is correct
91 Correct 18 ms 23808 KB Output is correct
92 Correct 19 ms 23808 KB Output is correct
93 Correct 19 ms 23808 KB Output is correct
94 Correct 18 ms 23808 KB Output is correct
95 Correct 19 ms 23936 KB Output is correct
96 Incorrect 20 ms 23808 KB Output isn't correct
97 Halted 0 ms 0 KB -