Submission #1057747

# Submission time Handle Problem Language Result Execution time Memory
1057747 2024-08-14T05:00:10 Z d(#11114) Telephone Plans (CCO24_day2problem3) C++17
25 / 25
884 ms 63836 KB
#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
#include "debug.h"
#else
#define debug(...)
#endif
using ll=long long;
using pii=array<int,2>;
using tii=array<int,3>;
using ti4=array<int,4>;
const int N=1500005;
struct node {
  int p = 0, c[2] = {0, 0}, pp = 0;
  bool flip = 0;
  int sz = 0, ssz = 0, vsz = 0; // sz -> aux tree size, ssz = subtree size in rep tree, vsz = virtual tree size
  node() {}
  node(int x) {
    sz = 1;
  }
};
struct LCT {
  vector<node> t;
  LCT() {}
  LCT(int n) : t(n + 1) {}
  int dir(int x, int y) { return t[x].c[1] == y; }
  void set(int x, int d, int y) {
    if (x) t[x].c[d] = y, pull(x);
    if (y) t[y].p = x;
  }
  void pull(int x) {
    if (!x) return;
    int &l = t[x].c[0], &r = t[x].c[1];
    t[x].sz = t[l].sz + t[r].sz + 1;
    t[x].ssz = t[l].ssz + t[r].ssz + t[x].vsz + 1;
  }
  void push(int x) { 
    if (!x) return;
    int &l = t[x].c[0], &r = t[x].c[1];
    if (t[x].flip) {
      swap(l, r); 
      if (l) t[l].flip ^= 1; 
      if (r) t[r].flip ^= 1;
      t[x].flip = 0;
    }
  }
  void rotate(int x, int d) { 
    int y = t[x].p, z = t[y].p, w = t[x].c[d];
    swap(t[x].pp, t[y].pp);
    set(y, !d, w); set(x, d, y); set(z, dir(z, y), x);
  }
  void splay(int x) { 
    for (push(x); t[x].p;) {
      int y = t[x].p, z = t[y].p;
      push(z); push(y); push(x);
      int dx = dir(y, x), dy = dir(z, y);
      if (!z) rotate(x, !dx); 
      else if (dx == dy) rotate(y, !dx), rotate(x, !dx); 
      else rotate(x, dy), rotate(x, dx);
    }
  }
  // making it a root in the rep. tree
  void make_root(int u) {
    access(u); int l = t[u].c[0];
    t[l].flip ^= 1; swap(t[l].p, t[l].pp);
    t[u].vsz += t[l].ssz;
    set(u, 0, 0);
  }
  // make the path from root to u a preferred path
  // returns last path-parent of a node as it moves up the tree
  int access(int _u) {
    int last = _u;
    for (int v = 0, u = _u; u; u = t[v = u].pp) {
      splay(u); splay(v);
      t[u].vsz -= t[v].ssz;
      int r = t[u].c[1]; t[u].vsz += t[r].ssz;
      t[v].pp = 0;
      swap(t[r].p, t[r].pp); set(u, 1, v);
      last = u;
    }
    splay(_u); return last;
  }
  void link(int u, int v) { // u -> v
    // assert(!connected(u, v));
    make_root(v);
    access(u); splay(u);
    t[v].pp = u; t[u].vsz += t[v].ssz;
  }
  void cut(int u) { // cut par[u] -> u, u is non root vertex
    access(u); assert(t[u].c[0] != 0);
    t[t[u].c[0]].p = 0; t[u].c[0] = 0; pull(u);
  }
  // parent of u in the rep. tree
  int get_parent(int u) {
    access(u); splay(u); push(u);
    u = t[u].c[0]; push(u);
    while (t[u].c[1]) { u = t[u].c[1]; push(u); }
    splay(u); return u;
  }
  // root of the rep. tree containing this node
  int find_root(int u) {
    access(u); splay(u); push(u);
    while (t[u].c[0]) { u = t[u].c[0]; push(u); }
    splay(u); return u;
  }
  int size(int u) { return t[find_root(u)].ssz; }
}t;
int n,q,e;
ll prv;
ll C,F[N];
void add(int i,ll v){
	i=q+1-i;
	for(;i<=q+1;i+=i&-i) F[i]+=v;
}
ll qry(int i){
	i=q+1-i;
	ll r=0;
	for(;i;i-=i&-i) r+=F[i];
	return r;
}
int main(){
	ios::sync_with_stdio(false); cin.tie(0);
	cin>>e>>n>>q;
	t=LCT(n);
	for(int i=1;i<=n;i++) t.t[i]=node(i);
	for(int op,i=1;i<=q;i++){
		cin>>op;
		if(op==1){
			ll x,y;
			cin>>x>>y;
			if(e){
				x^=prv;
				y^=prv;
			}
			ll sz1=t.size(x),sz2=t.size(y);
			C-=sz1*(sz1-1)/2+sz2*(sz2-1)/2;
			C+=(sz1+sz2)*(sz1+sz2-1)/2;
			t.link(x,y);
		} else if(op==2){
			ll x,y;
			cin>>x>>y;
			if(e){
				x^=prv;
				y^=prv;
			}
			t.make_root(x);
			t.cut(y);
			ll sz1=t.size(x),sz2=t.size(y);
			C-=sz1*sz2;
			add(i-1,sz1*sz2);
		} else{
			ll t;
			cin>>t;
			if(e) t^=prv;
			ll ans=C+qry(i-t);
			cout<<ans<<"\n";
			prv=ans;
		}
	}
	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 376 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 464 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 460 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 468 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 464 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 376 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 464 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 2 ms 604 KB Output is correct
33 Correct 1 ms 604 KB Output is correct
34 Correct 1 ms 604 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 1 ms 604 KB Output is correct
37 Correct 1 ms 604 KB Output is correct
38 Correct 2 ms 760 KB Output is correct
39 Correct 1 ms 604 KB Output is correct
40 Correct 1 ms 604 KB Output is correct
41 Correct 2 ms 604 KB Output is correct
42 Correct 2 ms 592 KB Output is correct
43 Correct 1 ms 600 KB Output is correct
44 Correct 1 ms 604 KB Output is correct
45 Correct 1 ms 484 KB Output is correct
46 Correct 2 ms 608 KB Output is correct
47 Correct 2 ms 604 KB Output is correct
48 Correct 1 ms 604 KB Output is correct
49 Correct 1 ms 604 KB Output is correct
50 Correct 1 ms 348 KB Output is correct
51 Correct 1 ms 476 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 460 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 468 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 464 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 2 ms 604 KB Output is correct
33 Correct 2 ms 468 KB Output is correct
34 Correct 1 ms 604 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 1 ms 604 KB Output is correct
37 Correct 1 ms 604 KB Output is correct
38 Correct 1 ms 604 KB Output is correct
39 Correct 2 ms 604 KB Output is correct
40 Correct 1 ms 604 KB Output is correct
41 Correct 1 ms 604 KB Output is correct
42 Correct 1 ms 604 KB Output is correct
43 Correct 1 ms 604 KB Output is correct
44 Correct 1 ms 644 KB Output is correct
45 Correct 1 ms 612 KB Output is correct
46 Correct 2 ms 604 KB Output is correct
47 Correct 2 ms 648 KB Output is correct
48 Correct 1 ms 620 KB Output is correct
49 Correct 1 ms 604 KB Output is correct
50 Correct 1 ms 604 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 376 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 464 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 2 ms 604 KB Output is correct
33 Correct 1 ms 604 KB Output is correct
34 Correct 1 ms 604 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 1 ms 604 KB Output is correct
37 Correct 1 ms 604 KB Output is correct
38 Correct 2 ms 760 KB Output is correct
39 Correct 1 ms 604 KB Output is correct
40 Correct 1 ms 604 KB Output is correct
41 Correct 2 ms 604 KB Output is correct
42 Correct 2 ms 592 KB Output is correct
43 Correct 1 ms 600 KB Output is correct
44 Correct 1 ms 604 KB Output is correct
45 Correct 1 ms 484 KB Output is correct
46 Correct 2 ms 608 KB Output is correct
47 Correct 2 ms 604 KB Output is correct
48 Correct 1 ms 604 KB Output is correct
49 Correct 1 ms 604 KB Output is correct
50 Correct 1 ms 348 KB Output is correct
51 Correct 1 ms 476 KB Output is correct
52 Correct 63 ms 9044 KB Output is correct
53 Correct 64 ms 9300 KB Output is correct
54 Correct 63 ms 9556 KB Output is correct
55 Correct 78 ms 8620 KB Output is correct
56 Correct 69 ms 9040 KB Output is correct
57 Correct 65 ms 9752 KB Output is correct
58 Correct 66 ms 9088 KB Output is correct
59 Correct 90 ms 9044 KB Output is correct
60 Correct 66 ms 8276 KB Output is correct
61 Correct 57 ms 6256 KB Output is correct
62 Correct 59 ms 7840 KB Output is correct
63 Correct 55 ms 7508 KB Output is correct
64 Correct 66 ms 9044 KB Output is correct
65 Correct 58 ms 8428 KB Output is correct
66 Correct 70 ms 10324 KB Output is correct
67 Correct 79 ms 9200 KB Output is correct
68 Correct 69 ms 9272 KB Output is correct
69 Correct 152 ms 9284 KB Output is correct
70 Correct 107 ms 9112 KB Output is correct
71 Correct 71 ms 10020 KB Output is correct
72 Correct 72 ms 10016 KB Output is correct
73 Correct 41 ms 8020 KB Output is correct
74 Correct 40 ms 6396 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 460 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 468 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 464 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 2 ms 604 KB Output is correct
33 Correct 2 ms 468 KB Output is correct
34 Correct 1 ms 604 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 1 ms 604 KB Output is correct
37 Correct 1 ms 604 KB Output is correct
38 Correct 1 ms 604 KB Output is correct
39 Correct 2 ms 604 KB Output is correct
40 Correct 1 ms 604 KB Output is correct
41 Correct 1 ms 604 KB Output is correct
42 Correct 1 ms 604 KB Output is correct
43 Correct 1 ms 604 KB Output is correct
44 Correct 1 ms 644 KB Output is correct
45 Correct 1 ms 612 KB Output is correct
46 Correct 2 ms 604 KB Output is correct
47 Correct 2 ms 648 KB Output is correct
48 Correct 1 ms 620 KB Output is correct
49 Correct 1 ms 604 KB Output is correct
50 Correct 1 ms 604 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
52 Correct 69 ms 11420 KB Output is correct
53 Correct 73 ms 11584 KB Output is correct
54 Correct 66 ms 10324 KB Output is correct
55 Correct 83 ms 11224 KB Output is correct
56 Correct 76 ms 10668 KB Output is correct
57 Correct 68 ms 10064 KB Output is correct
58 Correct 80 ms 11428 KB Output is correct
59 Correct 72 ms 11092 KB Output is correct
60 Correct 71 ms 10120 KB Output is correct
61 Correct 65 ms 11484 KB Output is correct
62 Correct 67 ms 11432 KB Output is correct
63 Correct 66 ms 12624 KB Output is correct
64 Correct 67 ms 11296 KB Output is correct
65 Correct 66 ms 11348 KB Output is correct
66 Correct 72 ms 12308 KB Output is correct
67 Correct 70 ms 10836 KB Output is correct
68 Correct 79 ms 9300 KB Output is correct
69 Correct 153 ms 11400 KB Output is correct
70 Correct 110 ms 10840 KB Output is correct
71 Correct 82 ms 10324 KB Output is correct
72 Correct 68 ms 10324 KB Output is correct
73 Correct 41 ms 8276 KB Output is correct
74 Correct 38 ms 6484 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 460 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 468 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 464 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 2 ms 604 KB Output is correct
33 Correct 2 ms 468 KB Output is correct
34 Correct 1 ms 604 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 1 ms 604 KB Output is correct
37 Correct 1 ms 604 KB Output is correct
38 Correct 1 ms 604 KB Output is correct
39 Correct 2 ms 604 KB Output is correct
40 Correct 1 ms 604 KB Output is correct
41 Correct 1 ms 604 KB Output is correct
42 Correct 1 ms 604 KB Output is correct
43 Correct 1 ms 604 KB Output is correct
44 Correct 1 ms 644 KB Output is correct
45 Correct 1 ms 612 KB Output is correct
46 Correct 2 ms 604 KB Output is correct
47 Correct 2 ms 648 KB Output is correct
48 Correct 1 ms 620 KB Output is correct
49 Correct 1 ms 604 KB Output is correct
50 Correct 1 ms 604 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
52 Correct 69 ms 11420 KB Output is correct
53 Correct 73 ms 11584 KB Output is correct
54 Correct 66 ms 10324 KB Output is correct
55 Correct 83 ms 11224 KB Output is correct
56 Correct 76 ms 10668 KB Output is correct
57 Correct 68 ms 10064 KB Output is correct
58 Correct 80 ms 11428 KB Output is correct
59 Correct 72 ms 11092 KB Output is correct
60 Correct 71 ms 10120 KB Output is correct
61 Correct 65 ms 11484 KB Output is correct
62 Correct 67 ms 11432 KB Output is correct
63 Correct 66 ms 12624 KB Output is correct
64 Correct 67 ms 11296 KB Output is correct
65 Correct 66 ms 11348 KB Output is correct
66 Correct 72 ms 12308 KB Output is correct
67 Correct 70 ms 10836 KB Output is correct
68 Correct 79 ms 9300 KB Output is correct
69 Correct 153 ms 11400 KB Output is correct
70 Correct 110 ms 10840 KB Output is correct
71 Correct 82 ms 10324 KB Output is correct
72 Correct 68 ms 10324 KB Output is correct
73 Correct 41 ms 8276 KB Output is correct
74 Correct 38 ms 6484 KB Output is correct
75 Correct 400 ms 59732 KB Output is correct
76 Correct 390 ms 56404 KB Output is correct
77 Correct 347 ms 50772 KB Output is correct
78 Correct 475 ms 59608 KB Output is correct
79 Correct 494 ms 52940 KB Output is correct
80 Correct 374 ms 52308 KB Output is correct
81 Correct 407 ms 59992 KB Output is correct
82 Correct 379 ms 56980 KB Output is correct
83 Correct 382 ms 53076 KB Output is correct
84 Correct 392 ms 58724 KB Output is correct
85 Correct 369 ms 58452 KB Output is correct
86 Correct 404 ms 55284 KB Output is correct
87 Correct 378 ms 58576 KB Output is correct
88 Correct 343 ms 56688 KB Output is correct
89 Correct 379 ms 60156 KB Output is correct
90 Correct 381 ms 58964 KB Output is correct
91 Correct 371 ms 59460 KB Output is correct
92 Correct 488 ms 63836 KB Output is correct
93 Correct 367 ms 55508 KB Output is correct
94 Correct 455 ms 56148 KB Output is correct
95 Correct 884 ms 55624 KB Output is correct
96 Correct 653 ms 58736 KB Output is correct
97 Correct 376 ms 52616 KB Output is correct
98 Correct 367 ms 52780 KB Output is correct
99 Correct 212 ms 42584 KB Output is correct
100 Correct 196 ms 31896 KB Output is correct
101 Correct 0 ms 348 KB Output is correct