oj.uz

Submission #127325

# Submission time Handle Problem Language Result Execution time Memory
127325 2019-07-09T08:29:57 Z nxteru Game (IOI14_game) C++14
100 / 100
 623 ms 34260 KB 
#include "game.h"
#include <bits/stdc++.h>
using namespace std;
#define PB push_back
struct UF{
	int n,par[1505],rs[1505];
	void ini(int x,int v){
		n=x;
		for(int i=0;i<n;i++){
			par[i]=i;
			if(i==v)rs[i]=0;
			else rs[i]=1;
		}
	}
	int find(int x){
		if(par[x]==x)return x;
		return par[x]=find(par[x]);
	}
	void unit(int v,int u){
		v=find(v);
		u=find(u);
		rs[v]+=rs[u];
		par[u]=v;
	}
};
int n,par[1505];
UF p[1505];
bool rt[1505];
vector<int>rts;
int find(int x){
	if(par[x]==x)return x;
	return par[x]=find(par[x]);
}
void unit(int v,int u){
	v=find(v);
	u=find(u);
	for(int i=0;i<rts.size();i++)p[v].rs[rts[i]]+=p[u].rs[rts[i]];
	par[u]=v;
	rt[u]=false;
}
void initialize(int N) {
	n=N;
	for(int i=0;i<n;i++)par[i]=i,p[i].ini(n,i),rt[i]=true;
}

int hasEdge(int u, int v) {
    u=find(u);
    v=find(v);
    if(u==v)return 1;
    p[u].rs[v]--;
	p[v].rs[u]--;
    if(p[u].rs[v]>0)return 0;
	else{
		rts.clear();
		for(int i=0;i<n;i++)if(rt[i])rts.PB(i);
		for(int i=0;i<rts.size();i++)p[rts[i]].unit(v,u);
		unit(v,u);
		return 1;
	}
}

Compilation message

game.cpp: In function 'void unit(int, int)':
game.cpp:37:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<rts.size();i++)p[v].rs[rts[i]]+=p[u].rs[rts[i]];
              ~^~~~~~~~~~~
game.cpp: In function 'int hasEdge(int, int)':
game.cpp:56:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<rts.size();i++)p[rts[i]].unit(v,u);
               ~^~~~~~~~~~~

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 380 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 504 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct

Subtask #2
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 380 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 380 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 380 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 504 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 3 ms 632 KB Output is correct
26 Correct 3 ms 632 KB Output is correct
27 Correct 2 ms 632 KB Output is correct
28 Correct 2 ms 632 KB Output is correct
29 Correct 2 ms 632 KB Output is correct
30 Correct 2 ms 632 KB Output is correct
31 Correct 2 ms 632 KB Output is correct
32 Correct 2 ms 632 KB Output is correct
33 Correct 2 ms 632 KB Output is correct
34 Correct 4 ms 1016 KB Output is correct
35 Correct 3 ms 1020 KB Output is correct
36 Correct 3 ms 1016 KB Output is correct
37 Correct 3 ms 1016 KB Output is correct
38 Correct 4 ms 1016 KB Output is correct
39 Correct 3 ms 1016 KB Output is correct
40 Correct 3 ms 1016 KB Output is correct
41 Correct 3 ms 1016 KB Output is correct
42 Correct 3 ms 1016 KB Output is correct
43 Correct 3 ms 1016 KB Output is correct
44 Correct 3 ms 1016 KB Output is correct
45 Correct 4 ms 1016 KB Output is correct
46 Correct 3 ms 1016 KB Output is correct
47 Correct 4 ms 1016 KB Output is correct
48 Correct 4 ms 1016 KB Output is correct
49 Correct 4 ms 1016 KB Output is correct
50 Correct 3 ms 1016 KB Output is correct
51 Correct 4 ms 1016 KB Output is correct
52 Correct 4 ms 1016 KB Output is correct
53 Correct 3 ms 1016 KB Output is correct
54 Correct 4 ms 1016 KB Output is correct

Subtask #3
58.0 / 58.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 3 ms 632 KB Output is correct
26 Correct 2 ms 632 KB Output is correct
27 Correct 3 ms 632 KB Output is correct
28 Correct 3 ms 632 KB Output is correct
29 Correct 2 ms 632 KB Output is correct
30 Correct 2 ms 632 KB Output is correct
31 Correct 3 ms 632 KB Output is correct
32 Correct 2 ms 632 KB Output is correct
33 Correct 2 ms 632 KB Output is correct
34 Correct 4 ms 1016 KB Output is correct
35 Correct 4 ms 1016 KB Output is correct
36 Correct 4 ms 988 KB Output is correct
37 Correct 3 ms 1016 KB Output is correct
38 Correct 4 ms 1016 KB Output is correct
39 Correct 4 ms 1016 KB Output is correct
40 Correct 4 ms 1016 KB Output is correct
41 Correct 4 ms 1016 KB Output is correct
42 Correct 4 ms 1016 KB Output is correct
43 Correct 3 ms 1016 KB Output is correct
44 Correct 3 ms 1016 KB Output is correct
45 Correct 3 ms 1016 KB Output is correct
46 Correct 4 ms 1016 KB Output is correct
47 Correct 3 ms 1016 KB Output is correct
48 Correct 3 ms 1016 KB Output is correct
49 Correct 4 ms 1016 KB Output is correct
50 Correct 4 ms 1144 KB Output is correct
51 Correct 4 ms 1016 KB Output is correct
52 Correct 4 ms 1016 KB Output is correct
53 Correct 4 ms 1016 KB Output is correct
54 Correct 4 ms 1016 KB Output is correct
55 Correct 61 ms 7160 KB Output is correct
56 Correct 56 ms 7160 KB Output is correct
57 Correct 57 ms 7160 KB Output is correct
58 Correct 56 ms 7160 KB Output is correct
59 Correct 57 ms 7288 KB Output is correct
60 Correct 58 ms 7164 KB Output is correct
61 Correct 58 ms 7160 KB Output is correct
62 Correct 57 ms 7160 KB Output is correct
63 Correct 57 ms 7164 KB Output is correct
64 Correct 51 ms 7160 KB Output is correct
65 Correct 51 ms 7160 KB Output is correct
66 Correct 58 ms 7160 KB Output is correct
67 Correct 59 ms 7288 KB Output is correct
68 Correct 59 ms 7160 KB Output is correct
69 Correct 58 ms 7132 KB Output is correct
70 Correct 58 ms 7160 KB Output is correct
71 Correct 56 ms 7160 KB Output is correct
72 Correct 57 ms 7292 KB Output is correct
73 Correct 56 ms 7160 KB Output is correct
74 Correct 55 ms 7160 KB Output is correct
75 Correct 56 ms 7240 KB Output is correct
76 Correct 139 ms 11256 KB Output is correct
77 Correct 132 ms 11260 KB Output is correct
78 Correct 134 ms 11484 KB Output is correct
79 Correct 131 ms 11384 KB Output is correct
80 Correct 130 ms 11384 KB Output is correct
81 Correct 133 ms 11512 KB Output is correct
82 Correct 132 ms 11384 KB Output is correct
83 Correct 134 ms 11468 KB Output is correct
84 Correct 133 ms 11384 KB Output is correct
85 Correct 242 ms 15736 KB Output is correct
86 Correct 244 ms 15736 KB Output is correct
87 Correct 239 ms 15728 KB Output is correct
88 Correct 249 ms 15736 KB Output is correct
89 Correct 244 ms 15608 KB Output is correct
90 Correct 245 ms 15744 KB Output is correct
91 Correct 237 ms 15736 KB Output is correct
92 Correct 237 ms 15776 KB Output is correct
93 Correct 245 ms 15736 KB Output is correct
94 Correct 594 ms 27304 KB Output is correct
95 Correct 612 ms 34260 KB Output is correct
96 Correct 614 ms 34184 KB Output is correct
97 Correct 620 ms 34132 KB Output is correct
98 Correct 596 ms 34116 KB Output is correct
99 Correct 623 ms 34164 KB Output is correct
100 Correct 605 ms 34024 KB Output is correct