#include "game.h"
#include<bits/stdc++.h>
using namespace std;
///Disjoint Sets
///Create a tree in exactly n(n-1)/2 movements
int n;
int link[1505];
int setSize[1505];
int root(int u)
{
if(link[u]==u) return u;
else return link[u]=root(link[u]);
}
void join(int a,int b)
{
a=root(a);
b=root(b);
if(a==b) return;
if(setSize[a]<setSize[b]) swap(a,b);
link[b]=a;
setSize[a]+=setSize[b];
}
int maybe[1505][1505]; //Maybe[i][j] is the number of edges between nodes i,j that are not asked yet
void initialize(int N) {
n=N;
for(int i=0;i<n;i++){
link[i]=i;
setSize[i]=1;
}
for(int i=0;i<n;i++){
for(int j=0;j<n;j++){
if(i==j) continue;
maybe[i][j]=1; //There is a possible edge from each note to other
}
}
}
int hasEdge(int u, int v) {
u=root(u);
v=root(v);
if(maybe[u][v]==1){ //The last edge between those components, so we use it
if(setSize[v]>setSize[u]) swap(u,v);
for(int i=0;i<n;i++){
maybe[i][u]+=maybe[i][v]; //We add the edges of component v to component u
maybe[u][i]+=maybe[v][i];
}
join(u,v);
return 1;
}
else{ //Too many edges, we discard it
maybe[u][v]--;
maybe[v][u]--;
return 0;
}
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
5 ms |
376 KB |
Output is correct |
| 2 |
Correct |
5 ms |
380 KB |
Output is correct |
| 3 |
Correct |
5 ms |
376 KB |
Output is correct |
| 4 |
Correct |
5 ms |
376 KB |
Output is correct |
| 5 |
Correct |
5 ms |
376 KB |
Output is correct |
| 6 |
Correct |
5 ms |
424 KB |
Output is correct |
| 7 |
Correct |
5 ms |
376 KB |
Output is correct |
| 8 |
Correct |
5 ms |
376 KB |
Output is correct |
| 9 |
Correct |
5 ms |
376 KB |
Output is correct |
| 10 |
Correct |
5 ms |
376 KB |
Output is correct |
| 11 |
Correct |
5 ms |
376 KB |
Output is correct |
| 12 |
Correct |
5 ms |
376 KB |
Output is correct |
| 13 |
Correct |
5 ms |
376 KB |
Output is correct |
| 14 |
Correct |
5 ms |
376 KB |
Output is correct |
| 15 |
Correct |
5 ms |
376 KB |
Output is correct |
| 16 |
Correct |
5 ms |
376 KB |
Output is correct |
| 17 |
Correct |
5 ms |
376 KB |
Output is correct |
| 18 |
Correct |
5 ms |
376 KB |
Output is correct |
| 19 |
Correct |
5 ms |
376 KB |
Output is correct |
| 20 |
Correct |
5 ms |
376 KB |
Output is correct |
| 21 |
Correct |
5 ms |
376 KB |
Output is correct |
| 22 |
Correct |
5 ms |
376 KB |
Output is correct |
| 23 |
Correct |
5 ms |
376 KB |
Output is correct |
| 24 |
Correct |
5 ms |
376 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
5 ms |
376 KB |
Output is correct |
| 2 |
Correct |
5 ms |
376 KB |
Output is correct |
| 3 |
Correct |
5 ms |
376 KB |
Output is correct |
| 4 |
Correct |
5 ms |
504 KB |
Output is correct |
| 5 |
Correct |
5 ms |
376 KB |
Output is correct |
| 6 |
Correct |
5 ms |
376 KB |
Output is correct |
| 7 |
Correct |
5 ms |
376 KB |
Output is correct |
| 8 |
Correct |
5 ms |
376 KB |
Output is correct |
| 9 |
Correct |
5 ms |
376 KB |
Output is correct |
| 10 |
Correct |
6 ms |
376 KB |
Output is correct |
| 11 |
Correct |
5 ms |
380 KB |
Output is correct |
| 12 |
Correct |
5 ms |
380 KB |
Output is correct |
| 13 |
Correct |
5 ms |
376 KB |
Output is correct |
| 14 |
Correct |
5 ms |
376 KB |
Output is correct |
| 15 |
Correct |
5 ms |
376 KB |
Output is correct |
| 16 |
Correct |
5 ms |
376 KB |
Output is correct |
| 17 |
Correct |
5 ms |
376 KB |
Output is correct |
| 18 |
Correct |
5 ms |
376 KB |
Output is correct |
| 19 |
Correct |
5 ms |
376 KB |
Output is correct |
| 20 |
Correct |
5 ms |
376 KB |
Output is correct |
| 21 |
Correct |
5 ms |
376 KB |
Output is correct |
| 22 |
Correct |
5 ms |
380 KB |
Output is correct |
| 23 |
Correct |
5 ms |
376 KB |
Output is correct |
| 24 |
Correct |
5 ms |
376 KB |
Output is correct |
| 25 |
Correct |
5 ms |
504 KB |
Output is correct |
| 26 |
Correct |
5 ms |
504 KB |
Output is correct |
| 27 |
Correct |
5 ms |
504 KB |
Output is correct |
| 28 |
Correct |
5 ms |
504 KB |
Output is correct |
| 29 |
Correct |
5 ms |
504 KB |
Output is correct |
| 30 |
Correct |
5 ms |
504 KB |
Output is correct |
| 31 |
Correct |
5 ms |
504 KB |
Output is correct |
| 32 |
Correct |
5 ms |
504 KB |
Output is correct |
| 33 |
Correct |
5 ms |
504 KB |
Output is correct |
| 34 |
Correct |
6 ms |
760 KB |
Output is correct |
| 35 |
Correct |
6 ms |
760 KB |
Output is correct |
| 36 |
Correct |
6 ms |
760 KB |
Output is correct |
| 37 |
Correct |
6 ms |
760 KB |
Output is correct |
| 38 |
Correct |
6 ms |
760 KB |
Output is correct |
| 39 |
Correct |
6 ms |
760 KB |
Output is correct |
| 40 |
Correct |
6 ms |
760 KB |
Output is correct |
| 41 |
Correct |
6 ms |
760 KB |
Output is correct |
| 42 |
Correct |
6 ms |
760 KB |
Output is correct |
| 43 |
Correct |
6 ms |
760 KB |
Output is correct |
| 44 |
Correct |
6 ms |
760 KB |
Output is correct |
| 45 |
Correct |
6 ms |
760 KB |
Output is correct |
| 46 |
Correct |
6 ms |
760 KB |
Output is correct |
| 47 |
Correct |
6 ms |
760 KB |
Output is correct |
| 48 |
Correct |
6 ms |
760 KB |
Output is correct |
| 49 |
Correct |
6 ms |
764 KB |
Output is correct |
| 50 |
Correct |
7 ms |
888 KB |
Output is correct |
| 51 |
Correct |
6 ms |
760 KB |
Output is correct |
| 52 |
Correct |
6 ms |
760 KB |
Output is correct |
| 53 |
Correct |
6 ms |
760 KB |
Output is correct |
| 54 |
Correct |
6 ms |
760 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
5 ms |
376 KB |
Output is correct |
| 2 |
Correct |
5 ms |
376 KB |
Output is correct |
| 3 |
Correct |
5 ms |
376 KB |
Output is correct |
| 4 |
Correct |
5 ms |
376 KB |
Output is correct |
| 5 |
Correct |
5 ms |
376 KB |
Output is correct |
| 6 |
Correct |
5 ms |
376 KB |
Output is correct |
| 7 |
Correct |
5 ms |
380 KB |
Output is correct |
| 8 |
Correct |
5 ms |
376 KB |
Output is correct |
| 9 |
Correct |
6 ms |
376 KB |
Output is correct |
| 10 |
Correct |
5 ms |
376 KB |
Output is correct |
| 11 |
Correct |
5 ms |
376 KB |
Output is correct |
| 12 |
Correct |
5 ms |
380 KB |
Output is correct |
| 13 |
Correct |
5 ms |
376 KB |
Output is correct |
| 14 |
Correct |
5 ms |
376 KB |
Output is correct |
| 15 |
Correct |
5 ms |
376 KB |
Output is correct |
| 16 |
Correct |
5 ms |
376 KB |
Output is correct |
| 17 |
Correct |
5 ms |
376 KB |
Output is correct |
| 18 |
Correct |
5 ms |
380 KB |
Output is correct |
| 19 |
Correct |
5 ms |
376 KB |
Output is correct |
| 20 |
Correct |
5 ms |
376 KB |
Output is correct |
| 21 |
Correct |
5 ms |
376 KB |
Output is correct |
| 22 |
Correct |
5 ms |
376 KB |
Output is correct |
| 23 |
Correct |
5 ms |
280 KB |
Output is correct |
| 24 |
Correct |
5 ms |
376 KB |
Output is correct |
| 25 |
Correct |
5 ms |
504 KB |
Output is correct |
| 26 |
Correct |
5 ms |
504 KB |
Output is correct |
| 27 |
Correct |
5 ms |
504 KB |
Output is correct |
| 28 |
Correct |
5 ms |
504 KB |
Output is correct |
| 29 |
Correct |
5 ms |
504 KB |
Output is correct |
| 30 |
Correct |
5 ms |
504 KB |
Output is correct |
| 31 |
Correct |
5 ms |
504 KB |
Output is correct |
| 32 |
Correct |
5 ms |
504 KB |
Output is correct |
| 33 |
Correct |
5 ms |
504 KB |
Output is correct |
| 34 |
Correct |
6 ms |
760 KB |
Output is correct |
| 35 |
Correct |
6 ms |
760 KB |
Output is correct |
| 36 |
Correct |
6 ms |
760 KB |
Output is correct |
| 37 |
Correct |
6 ms |
760 KB |
Output is correct |
| 38 |
Correct |
6 ms |
760 KB |
Output is correct |
| 39 |
Correct |
6 ms |
760 KB |
Output is correct |
| 40 |
Correct |
6 ms |
764 KB |
Output is correct |
| 41 |
Correct |
6 ms |
760 KB |
Output is correct |
| 42 |
Correct |
6 ms |
760 KB |
Output is correct |
| 43 |
Correct |
6 ms |
760 KB |
Output is correct |
| 44 |
Correct |
6 ms |
760 KB |
Output is correct |
| 45 |
Correct |
6 ms |
760 KB |
Output is correct |
| 46 |
Correct |
6 ms |
760 KB |
Output is correct |
| 47 |
Correct |
6 ms |
760 KB |
Output is correct |
| 48 |
Correct |
6 ms |
760 KB |
Output is correct |
| 49 |
Correct |
6 ms |
760 KB |
Output is correct |
| 50 |
Correct |
6 ms |
760 KB |
Output is correct |
| 51 |
Correct |
6 ms |
760 KB |
Output is correct |
| 52 |
Correct |
6 ms |
760 KB |
Output is correct |
| 53 |
Correct |
6 ms |
760 KB |
Output is correct |
| 54 |
Correct |
6 ms |
760 KB |
Output is correct |
| 55 |
Correct |
54 ms |
4472 KB |
Output is correct |
| 56 |
Correct |
55 ms |
4344 KB |
Output is correct |
| 57 |
Correct |
55 ms |
4344 KB |
Output is correct |
| 58 |
Correct |
64 ms |
4344 KB |
Output is correct |
| 59 |
Correct |
57 ms |
4344 KB |
Output is correct |
| 60 |
Correct |
55 ms |
4344 KB |
Output is correct |
| 61 |
Correct |
59 ms |
4344 KB |
Output is correct |
| 62 |
Correct |
57 ms |
4416 KB |
Output is correct |
| 63 |
Correct |
57 ms |
4344 KB |
Output is correct |
| 64 |
Correct |
53 ms |
4600 KB |
Output is correct |
| 65 |
Correct |
51 ms |
5112 KB |
Output is correct |
| 66 |
Correct |
60 ms |
5076 KB |
Output is correct |
| 67 |
Correct |
61 ms |
5116 KB |
Output is correct |
| 68 |
Correct |
56 ms |
5112 KB |
Output is correct |
| 69 |
Correct |
59 ms |
5240 KB |
Output is correct |
| 70 |
Correct |
55 ms |
5240 KB |
Output is correct |
| 71 |
Correct |
54 ms |
5112 KB |
Output is correct |
| 72 |
Correct |
54 ms |
5112 KB |
Output is correct |
| 73 |
Correct |
56 ms |
5116 KB |
Output is correct |
| 74 |
Correct |
55 ms |
5112 KB |
Output is correct |
| 75 |
Correct |
55 ms |
5112 KB |
Output is correct |
| 76 |
Correct |
121 ms |
8952 KB |
Output is correct |
| 77 |
Correct |
120 ms |
9080 KB |
Output is correct |
| 78 |
Correct |
122 ms |
8952 KB |
Output is correct |
| 79 |
Correct |
126 ms |
8996 KB |
Output is correct |
| 80 |
Correct |
128 ms |
8952 KB |
Output is correct |
| 81 |
Correct |
146 ms |
8952 KB |
Output is correct |
| 82 |
Correct |
121 ms |
8952 KB |
Output is correct |
| 83 |
Correct |
129 ms |
9080 KB |
Output is correct |
| 84 |
Correct |
138 ms |
8952 KB |
Output is correct |
| 85 |
Correct |
223 ms |
13432 KB |
Output is correct |
| 86 |
Correct |
230 ms |
13688 KB |
Output is correct |
| 87 |
Correct |
223 ms |
13588 KB |
Output is correct |
| 88 |
Correct |
223 ms |
13560 KB |
Output is correct |
| 89 |
Correct |
224 ms |
13560 KB |
Output is correct |
| 90 |
Correct |
224 ms |
13560 KB |
Output is correct |
| 91 |
Correct |
220 ms |
13560 KB |
Output is correct |
| 92 |
Correct |
229 ms |
13560 KB |
Output is correct |
| 93 |
Correct |
232 ms |
13560 KB |
Output is correct |
| 94 |
Correct |
522 ms |
25208 KB |
Output is correct |
| 95 |
Correct |
536 ms |
25228 KB |
Output is correct |
| 96 |
Correct |
531 ms |
25380 KB |
Output is correct |
| 97 |
Correct |
517 ms |
25360 KB |
Output is correct |
| 98 |
Correct |
532 ms |
25336 KB |
Output is correct |
| 99 |
Correct |
522 ms |
25336 KB |
Output is correct |
| 100 |
Correct |
537 ms |
25336 KB |
Output is correct |
