oj.uz

Submission #95064

# Submission time Handle Problem Language Result Execution time Memory
95064 2019-01-27T07:35:24 Z hamid Bitaro’s Party (JOI18_bitaro) C++17
100 / 100
 1346 ms 129144 KB 
#include<bits/stdc++.h>

using namespace std;

typedef int ll;
typedef vector<ll> vll;
typedef pair<ll,ll> pll;
typedef long double ld;

#define RETD(x) cout << fixed << setprecision(15) << x;
#define X first
#define Y second
#define PB push_back
#define For(i,a,b) for(ll i=a;i<b;i++)
#define SZ(x) ((ll)(x.size()))
#define smax(a,b) a=max(a,b)
#define ER(x) cout << #x << ' ' << x << '\n'
#define MKP make_pair
#define smin(a,b) a=min(a,b);

const ll M=1e5+5,inf=1e9,SM=100;

typedef complex<ld> point;

pair<ld,point> p[M];

ll n,m,q;
vector<pll> dp[M];
ll res[M];
vector<ll> g[M];

void merg(ll x,ll y){
  for(pll f:dp[x]){
    res[f.Y]=f.X;
  }
  for(pll f:dp[y]){
    smin(res[f.Y],f.X-1);
  }
  For(i,0,SZ(dp[x])){
    dp[x][i].X=res[dp[x][i].Y];
    res[dp[x][i].Y]=0;
  }
  For(i,0,SZ(dp[y])){
    if (res[dp[y][i].Y]){
      dp[x].PB({dp[y][i].X-1,dp[y][i].Y});
      res[dp[y][i].Y]=0;
    }
  }
  sort(dp[x].begin(),dp[x].end());
  while (SZ(dp[x])>SM) dp[x].pop_back();
}

vll qud;
ll mark[M];
ll tmp[M];

int main()
{
  ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
  cin >> n >> m >> q;
  For(i,0,m){
    ll u,v;
    cin >> u >> v;
    u--;v--;
    g[v].PB(u);
  }
  For(x,0,n){
    //ER(x);
    for (ll y:g[x]){
      //ER(y);
      merg(x,y);
    }
    if (SZ(dp[x])<SM){
      dp[x].PB({0,x});
    }
  }
  while (q--){
    //ER(q);
    ll v,c;
    cin >> v >> c;
    v--;
    For(i,0,c){
      ll x;
      cin >> x;
      x--;
      qud.PB(x);
      mark[x]=1;
    }
    if (c<SM){
      bool ah=0;
      for (pll x:dp[v]){
	//ER(x.Y << ' ' << mark[x.Y]);
	if (!mark[x.Y]){
	  cout << -x.X << '\n';
	  ah=1;
	  break;
	}
      }
      if (!ah) cout << "-1\n";
    }else{
      For(i,0,v+1){
	tmp[i]=0;
	if (mark[i]){
	  tmp[i]=-1;
	}
	for (ll y:g[i]){
	  if (tmp[y]==-1) continue;
	  smax(tmp[i],tmp[y]+1);
	}
      }
      cout << tmp[v] << '\n';
    }
    for (ll f:qud){
      mark[f]=0;
    }
    qud.clear();
  }
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5112 KB Output is correct
2 Correct 6 ms 4984 KB Output is correct
3 Correct 6 ms 5112 KB Output is correct
4 Correct 6 ms 5112 KB Output is correct
5 Correct 8 ms 5496 KB Output is correct
6 Correct 8 ms 5496 KB Output is correct
7 Correct 8 ms 5496 KB Output is correct
8 Correct 11 ms 6136 KB Output is correct
9 Correct 11 ms 6136 KB Output is correct
10 Correct 11 ms 6136 KB Output is correct
11 Correct 12 ms 6008 KB Output is correct
12 Correct 11 ms 5908 KB Output is correct
13 Correct 11 ms 6008 KB Output is correct
14 Correct 10 ms 5752 KB Output is correct
15 Correct 11 ms 5672 KB Output is correct
16 Correct 10 ms 5752 KB Output is correct
17 Correct 11 ms 5840 KB Output is correct
18 Correct 10 ms 5624 KB Output is correct
19 Correct 11 ms 5880 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5112 KB Output is correct
2 Correct 6 ms 4984 KB Output is correct
3 Correct 6 ms 5112 KB Output is correct
4 Correct 6 ms 5112 KB Output is correct
5 Correct 8 ms 5496 KB Output is correct
6 Correct 8 ms 5496 KB Output is correct
7 Correct 8 ms 5496 KB Output is correct
8 Correct 11 ms 6136 KB Output is correct
9 Correct 11 ms 6136 KB Output is correct
10 Correct 11 ms 6136 KB Output is correct
11 Correct 12 ms 6008 KB Output is correct
12 Correct 11 ms 5908 KB Output is correct
13 Correct 11 ms 6008 KB Output is correct
14 Correct 10 ms 5752 KB Output is correct
15 Correct 11 ms 5672 KB Output is correct
16 Correct 10 ms 5752 KB Output is correct
17 Correct 11 ms 5840 KB Output is correct
18 Correct 10 ms 5624 KB Output is correct
19 Correct 11 ms 5880 KB Output is correct
20 Correct 252 ms 8052 KB Output is correct
21 Correct 250 ms 8056 KB Output is correct
22 Correct 260 ms 8008 KB Output is correct
23 Correct 284 ms 8184 KB Output is correct
24 Correct 904 ms 101748 KB Output is correct
25 Correct 891 ms 96144 KB Output is correct
26 Correct 926 ms 96000 KB Output is correct
27 Correct 608 ms 111900 KB Output is correct
28 Correct 591 ms 110944 KB Output is correct
29 Correct 602 ms 110968 KB Output is correct
30 Correct 601 ms 110840 KB Output is correct
31 Correct 795 ms 122160 KB Output is correct
32 Correct 666 ms 110544 KB Output is correct
33 Correct 547 ms 74828 KB Output is correct
34 Correct 705 ms 90024 KB Output is correct
35 Correct 532 ms 74532 KB Output is correct
36 Correct 563 ms 92276 KB Output is correct
37 Correct 834 ms 103244 KB Output is correct
38 Correct 587 ms 91904 KB Output is correct

Subtask #3
86.0 / 86.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5112 KB Output is correct
2 Correct 6 ms 4984 KB Output is correct
3 Correct 6 ms 5112 KB Output is correct
4 Correct 6 ms 5112 KB Output is correct
5 Correct 8 ms 5496 KB Output is correct
6 Correct 8 ms 5496 KB Output is correct
7 Correct 8 ms 5496 KB Output is correct
8 Correct 11 ms 6136 KB Output is correct
9 Correct 11 ms 6136 KB Output is correct
10 Correct 11 ms 6136 KB Output is correct
11 Correct 12 ms 6008 KB Output is correct
12 Correct 11 ms 5908 KB Output is correct
13 Correct 11 ms 6008 KB Output is correct
14 Correct 10 ms 5752 KB Output is correct
15 Correct 11 ms 5672 KB Output is correct
16 Correct 10 ms 5752 KB Output is correct
17 Correct 11 ms 5840 KB Output is correct
18 Correct 10 ms 5624 KB Output is correct
19 Correct 11 ms 5880 KB Output is correct
20 Correct 252 ms 8052 KB Output is correct
21 Correct 250 ms 8056 KB Output is correct
22 Correct 260 ms 8008 KB Output is correct
23 Correct 284 ms 8184 KB Output is correct
24 Correct 904 ms 101748 KB Output is correct
25 Correct 891 ms 96144 KB Output is correct
26 Correct 926 ms 96000 KB Output is correct
27 Correct 608 ms 111900 KB Output is correct
28 Correct 591 ms 110944 KB Output is correct
29 Correct 602 ms 110968 KB Output is correct
30 Correct 601 ms 110840 KB Output is correct
31 Correct 795 ms 122160 KB Output is correct
32 Correct 666 ms 110544 KB Output is correct
33 Correct 547 ms 74828 KB Output is correct
34 Correct 705 ms 90024 KB Output is correct
35 Correct 532 ms 74532 KB Output is correct
36 Correct 563 ms 92276 KB Output is correct
37 Correct 834 ms 103244 KB Output is correct
38 Correct 587 ms 91904 KB Output is correct
39 Correct 1018 ms 100128 KB Output is correct
40 Correct 920 ms 93816 KB Output is correct
41 Correct 1299 ms 97900 KB Output is correct
42 Correct 1037 ms 97400 KB Output is correct
43 Correct 939 ms 97400 KB Output is correct
44 Correct 281 ms 7544 KB Output is correct
45 Correct 262 ms 8312 KB Output is correct
46 Correct 369 ms 8184 KB Output is correct
47 Correct 285 ms 8076 KB Output is correct
48 Correct 263 ms 7928 KB Output is correct
49 Correct 665 ms 111908 KB Output is correct
50 Correct 1058 ms 111748 KB Output is correct
51 Correct 285 ms 8824 KB Output is correct
52 Correct 416 ms 8056 KB Output is correct
53 Correct 658 ms 92544 KB Output is correct
54 Correct 888 ms 99908 KB Output is correct
55 Correct 1018 ms 92792 KB Output is correct
56 Correct 1117 ms 107764 KB Output is correct
57 Correct 283 ms 8952 KB Output is correct
58 Correct 287 ms 8952 KB Output is correct
59 Correct 431 ms 8156 KB Output is correct
60 Correct 412 ms 8108 KB Output is correct
61 Correct 626 ms 111608 KB Output is correct
62 Correct 676 ms 93080 KB Output is correct
63 Correct 882 ms 100476 KB Output is correct
64 Correct 857 ms 111912 KB Output is correct
65 Correct 795 ms 92792 KB Output is correct
66 Correct 1012 ms 100344 KB Output is correct
67 Correct 945 ms 111732 KB Output is correct
68 Correct 903 ms 93148 KB Output is correct
69 Correct 1128 ms 102008 KB Output is correct
70 Correct 612 ms 111772 KB Output is correct
71 Correct 610 ms 92920 KB Output is correct
72 Correct 853 ms 102596 KB Output is correct
73 Correct 593 ms 111724 KB Output is correct
74 Correct 645 ms 92976 KB Output is correct
75 Correct 841 ms 105996 KB Output is correct
76 Correct 679 ms 112248 KB Output is correct
77 Correct 998 ms 112296 KB Output is correct
78 Correct 584 ms 112172 KB Output is correct
79 Correct 286 ms 8868 KB Output is correct
80 Correct 377 ms 8184 KB Output is correct
81 Correct 257 ms 8056 KB Output is correct
82 Correct 694 ms 112120 KB Output is correct
83 Correct 847 ms 122232 KB Output is correct
84 Correct 1142 ms 112120 KB Output is correct
85 Correct 1346 ms 129144 KB Output is correct
86 Correct 600 ms 112300 KB Output is correct
87 Correct 761 ms 120056 KB Output is correct
88 Correct 283 ms 8936 KB Output is correct
89 Correct 278 ms 8824 KB Output is correct
90 Correct 551 ms 8404 KB Output is correct
91 Correct 373 ms 8184 KB Output is correct
92 Correct 247 ms 7928 KB Output is correct
93 Correct 254 ms 8056 KB Output is correct
94 Correct 545 ms 76408 KB Output is correct
95 Correct 767 ms 93272 KB Output is correct
96 Correct 856 ms 76152 KB Output is correct
97 Correct 1077 ms 95096 KB Output is correct
98 Correct 490 ms 76508 KB Output is correct
99 Correct 669 ms 93688 KB Output is correct
100 Correct 293 ms 8880 KB Output is correct
101 Correct 304 ms 8824 KB Output is correct
102 Correct 348 ms 8088 KB Output is correct
103 Correct 344 ms 8056 KB Output is correct
104 Correct 274 ms 8104 KB Output is correct
105 Correct 271 ms 8056 KB Output is correct
106 Correct 656 ms 92712 KB Output is correct
107 Correct 946 ms 104684 KB Output is correct
108 Correct 943 ms 93032 KB Output is correct
109 Correct 1098 ms 99448 KB Output is correct
110 Correct 589 ms 93232 KB Output is correct
111 Correct 776 ms 98168 KB Output is correct
112 Correct 288 ms 8312 KB Output is correct
113 Correct 282 ms 8312 KB Output is correct
114 Correct 358 ms 8084 KB Output is correct
115 Correct 361 ms 8056 KB Output is correct
116 Correct 261 ms 7872 KB Output is correct
117 Correct 267 ms 8040 KB Output is correct
118 Correct 642 ms 110768 KB Output is correct
119 Correct 598 ms 92160 KB Output is correct
120 Correct 868 ms 104696 KB Output is correct
121 Correct 663 ms 110904 KB Output is correct
122 Correct 622 ms 91832 KB Output is correct
123 Correct 857 ms 103032 KB Output is correct
124 Correct 660 ms 110840 KB Output is correct
125 Correct 610 ms 92372 KB Output is correct
126 Correct 821 ms 106720 KB Output is correct