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Submission #95086

# Submission time Handle Problem Language Result Execution time Memory
95086 2019-01-27T08:02:01 Z Mahdi_Jfri Bitaro’s Party (JOI18_bitaro) C++14
100 / 100
 1175 ms 127924 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 5 ms 5084 KB Output is correct
2 Correct 5 ms 4984 KB Output is correct
3 Correct 5 ms 4984 KB Output is correct
4 Correct 5 ms 4984 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 9 ms 6008 KB Output is correct
9 Correct 11 ms 6004 KB Output is correct
10 Correct 11 ms 6136 KB Output is correct
11 Correct 11 ms 6008 KB Output is correct
12 Correct 11 ms 5880 KB Output is correct
13 Correct 11 ms 6008 KB Output is correct
14 Correct 11 ms 5752 KB Output is correct
15 Correct 11 ms 5624 KB Output is correct
16 Correct 10 ms 5752 KB Output is correct
17 Correct 11 ms 5880 KB Output is correct
18 Correct 11 ms 5624 KB Output is correct
19 Correct 11 ms 5752 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 5084 KB Output is correct
2 Correct 5 ms 4984 KB Output is correct
3 Correct 5 ms 4984 KB Output is correct
4 Correct 5 ms 4984 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 9 ms 6008 KB Output is correct
9 Correct 11 ms 6004 KB Output is correct
10 Correct 11 ms 6136 KB Output is correct
11 Correct 11 ms 6008 KB Output is correct
12 Correct 11 ms 5880 KB Output is correct
13 Correct 11 ms 6008 KB Output is correct
14 Correct 11 ms 5752 KB Output is correct
15 Correct 11 ms 5624 KB Output is correct
16 Correct 10 ms 5752 KB Output is correct
17 Correct 11 ms 5880 KB Output is correct
18 Correct 11 ms 5624 KB Output is correct
19 Correct 11 ms 5752 KB Output is correct
20 Correct 284 ms 7188 KB Output is correct
21 Correct 284 ms 7196 KB Output is correct
22 Correct 279 ms 7092 KB Output is correct
23 Correct 309 ms 7224 KB Output is correct
24 Correct 905 ms 100740 KB Output is correct
25 Correct 900 ms 94768 KB Output is correct
26 Correct 914 ms 94812 KB Output is correct
27 Correct 652 ms 111172 KB Output is correct
28 Correct 661 ms 111104 KB Output is correct
29 Correct 555 ms 110892 KB Output is correct
30 Correct 569 ms 110872 KB Output is correct
31 Correct 724 ms 122104 KB Output is correct
32 Correct 585 ms 110664 KB Output is correct
33 Correct 542 ms 74872 KB Output is correct
34 Correct 690 ms 90288 KB Output is correct
35 Correct 525 ms 74616 KB Output is correct
36 Correct 598 ms 92148 KB Output is correct
37 Correct 856 ms 103316 KB Output is correct
38 Correct 535 ms 91956 KB Output is correct

Subtask #3
86.0 / 86.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 5084 KB Output is correct
2 Correct 5 ms 4984 KB Output is correct
3 Correct 5 ms 4984 KB Output is correct
4 Correct 5 ms 4984 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 9 ms 6008 KB Output is correct
9 Correct 11 ms 6004 KB Output is correct
10 Correct 11 ms 6136 KB Output is correct
11 Correct 11 ms 6008 KB Output is correct
12 Correct 11 ms 5880 KB Output is correct
13 Correct 11 ms 6008 KB Output is correct
14 Correct 11 ms 5752 KB Output is correct
15 Correct 11 ms 5624 KB Output is correct
16 Correct 10 ms 5752 KB Output is correct
17 Correct 11 ms 5880 KB Output is correct
18 Correct 11 ms 5624 KB Output is correct
19 Correct 11 ms 5752 KB Output is correct
20 Correct 284 ms 7188 KB Output is correct
21 Correct 284 ms 7196 KB Output is correct
22 Correct 279 ms 7092 KB Output is correct
23 Correct 309 ms 7224 KB Output is correct
24 Correct 905 ms 100740 KB Output is correct
25 Correct 900 ms 94768 KB Output is correct
26 Correct 914 ms 94812 KB Output is correct
27 Correct 652 ms 111172 KB Output is correct
28 Correct 661 ms 111104 KB Output is correct
29 Correct 555 ms 110892 KB Output is correct
30 Correct 569 ms 110872 KB Output is correct
31 Correct 724 ms 122104 KB Output is correct
32 Correct 585 ms 110664 KB Output is correct
33 Correct 542 ms 74872 KB Output is correct
34 Correct 690 ms 90288 KB Output is correct
35 Correct 525 ms 74616 KB Output is correct
36 Correct 598 ms 92148 KB Output is correct
37 Correct 856 ms 103316 KB Output is correct
38 Correct 535 ms 91956 KB Output is correct
39 Correct 912 ms 100048 KB Output is correct
40 Correct 903 ms 93940 KB Output is correct
41 Correct 1114 ms 97868 KB Output is correct
42 Correct 993 ms 97212 KB Output is correct
43 Correct 841 ms 97320 KB Output is correct
44 Correct 315 ms 7652 KB Output is correct
45 Correct 288 ms 7288 KB Output is correct
46 Correct 405 ms 7164 KB Output is correct
47 Correct 314 ms 7160 KB Output is correct
48 Correct 288 ms 7320 KB Output is correct
49 Correct 714 ms 110596 KB Output is correct
50 Correct 950 ms 110428 KB Output is correct
51 Correct 315 ms 7492 KB Output is correct
52 Correct 450 ms 7256 KB Output is correct
53 Correct 692 ms 91352 KB Output is correct
54 Correct 881 ms 98696 KB Output is correct
55 Correct 1080 ms 91316 KB Output is correct
56 Correct 1164 ms 106644 KB Output is correct
57 Correct 299 ms 7604 KB Output is correct
58 Correct 309 ms 7580 KB Output is correct
59 Correct 465 ms 7160 KB Output is correct
60 Correct 442 ms 7288 KB Output is correct
61 Correct 673 ms 110460 KB Output is correct
62 Correct 667 ms 91780 KB Output is correct
63 Correct 881 ms 98984 KB Output is correct
64 Correct 839 ms 110360 KB Output is correct
65 Correct 818 ms 91500 KB Output is correct
66 Correct 1037 ms 99012 KB Output is correct
67 Correct 884 ms 110460 KB Output is correct
68 Correct 871 ms 91728 KB Output is correct
69 Correct 1175 ms 100564 KB Output is correct
70 Correct 582 ms 110448 KB Output is correct
71 Correct 596 ms 91536 KB Output is correct
72 Correct 799 ms 101084 KB Output is correct
73 Correct 659 ms 110584 KB Output is correct
74 Correct 617 ms 91728 KB Output is correct
75 Correct 802 ms 104804 KB Output is correct
76 Correct 625 ms 111056 KB Output is correct
77 Correct 976 ms 110904 KB Output is correct
78 Correct 607 ms 110968 KB Output is correct
79 Correct 305 ms 7672 KB Output is correct
80 Correct 396 ms 7436 KB Output is correct
81 Correct 284 ms 7236 KB Output is correct
82 Correct 685 ms 111096 KB Output is correct
83 Correct 876 ms 121068 KB Output is correct
84 Correct 984 ms 110972 KB Output is correct
85 Correct 1162 ms 127924 KB Output is correct
86 Correct 648 ms 111008 KB Output is correct
87 Correct 814 ms 118876 KB Output is correct
88 Correct 306 ms 7544 KB Output is correct
89 Correct 310 ms 7600 KB Output is correct
90 Correct 403 ms 7288 KB Output is correct
91 Correct 406 ms 7312 KB Output is correct
92 Correct 294 ms 7132 KB Output is correct
93 Correct 292 ms 7208 KB Output is correct
94 Correct 584 ms 75128 KB Output is correct
95 Correct 771 ms 92152 KB Output is correct
96 Correct 832 ms 74764 KB Output is correct
97 Correct 1059 ms 93728 KB Output is correct
98 Correct 527 ms 75384 KB Output is correct
99 Correct 696 ms 92520 KB Output is correct
100 Correct 320 ms 7544 KB Output is correct
101 Correct 329 ms 7560 KB Output is correct
102 Correct 379 ms 7700 KB Output is correct
103 Correct 381 ms 7648 KB Output is correct
104 Correct 300 ms 7672 KB Output is correct
105 Correct 324 ms 7940 KB Output is correct
106 Correct 673 ms 92308 KB Output is correct
107 Correct 885 ms 104384 KB Output is correct
108 Correct 997 ms 92836 KB Output is correct
109 Correct 1093 ms 99056 KB Output is correct
110 Correct 622 ms 92988 KB Output is correct
111 Correct 793 ms 97856 KB Output is correct
112 Correct 309 ms 8024 KB Output is correct
113 Correct 305 ms 8056 KB Output is correct
114 Correct 388 ms 7768 KB Output is correct
115 Correct 409 ms 7724 KB Output is correct
116 Correct 288 ms 7784 KB Output is correct
117 Correct 282 ms 7632 KB Output is correct
118 Correct 666 ms 110584 KB Output is correct
119 Correct 638 ms 91992 KB Output is correct
120 Correct 889 ms 104504 KB Output is correct
121 Correct 703 ms 110604 KB Output is correct
122 Correct 665 ms 91712 KB Output is correct
123 Correct 805 ms 102816 KB Output is correct
124 Correct 634 ms 110712 KB Output is correct
125 Correct 608 ms 91972 KB Output is correct
126 Correct 913 ms 106684 KB Output is correct