oj.uz

Submission #503108

# Submission time Handle Problem Language Result Execution time Memory
503108 2022-01-07T09:26:23 Z Urvuk3 Game (IOI14_game) C++17
100 / 100
 623 ms 19500 KB 
#include "game.h"
#include <bits/stdc++.h>

using namespace std;

const int MAXN=1505;
#define ll long long
#define fi first
#define se second
#define pll pair<ll,ll>
#define pii pair<int,int>
#define mid (l+r)/2
#define sz(a) int((a).size())
#define all(a) a.begin(),b.begin()
#define mod 1000000007LL
#define endl "\n"
#define PRINT(x) cout<<#x<<'-'<<x<<endl

int dsu[MAXN],sz[MAXN];
vector<vector<int>> cnt(MAXN,vector<int>(MAXN,1));

int root(int x){
    while(x!=dsu[x]){
        dsu[x]=dsu[dsu[x]];
        x=dsu[x];
    }
    return x;
}

void connect(int x,int y){
    x=root(x); y=root(y);
    if(x!=y){
        if(sz[x]<sz[y]){
            swap(x,y);
        }
        dsu[y]=x;
        sz[x]+=sz[y];
    }
}

void initialize(int n){
    iota(dsu,dsu+MAXN,0);
    fill(sz,sz+MAXN,1);
    for(int i=0;i<n;i++){
        for(int j=0;j<n;j++){
            if(i!=j){
                cnt[i][j]=1;
                cnt[j][i]=1;
            }
            else{
                cnt[i][j]=0;
            }
        }
    }
}

int hasEdge(int u, int v){
    int rtu=root(u),rtv=root(v);
    if(cnt[rtu][rtv]==1){
        cnt[rtu][rtv]=0;
        cnt[rtv][rtu]=0;
        connect(u,v);
        set<int> visited;
        for(int k=0;k<MAXN;k++){
            int rtk=root(k);
            if(visited.find(rtk)!=visited.end()) continue;
            if(rtk==rtu || rtk==rtv) continue;
            cnt[rtu][rtk]+=cnt[rtv][rtk];
            cnt[rtk][rtu]=cnt[rtu][rtk];
            cnt[rtv][rtk]=cnt[rtu][rtk];
            cnt[rtk][rtv]=cnt[rtu][rtk];
            visited.insert(rtk);
        }
        return 1;
    }
    else{
        int rtu=root(u),rtv=root(v);
        cnt[rtu][rtv]--;
        cnt[rtv][rtu]--;
        return 0;
    }
}

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9164 KB Output is correct
2 Correct 4 ms 9292 KB Output is correct
3 Correct 5 ms 9216 KB Output is correct
4 Correct 5 ms 9204 KB Output is correct
5 Correct 7 ms 9220 KB Output is correct
6 Correct 5 ms 9220 KB Output is correct
7 Correct 4 ms 9292 KB Output is correct
8 Correct 5 ms 9292 KB Output is correct
9 Correct 5 ms 9292 KB Output is correct
10 Correct 5 ms 9292 KB Output is correct
11 Correct 5 ms 9284 KB Output is correct
12 Correct 4 ms 9200 KB Output is correct
13 Correct 5 ms 9216 KB Output is correct
14 Correct 5 ms 9292 KB Output is correct
15 Correct 5 ms 9292 KB Output is correct
16 Correct 5 ms 9216 KB Output is correct
17 Correct 5 ms 9292 KB Output is correct
18 Correct 4 ms 9224 KB Output is correct
19 Correct 5 ms 9292 KB Output is correct
20 Correct 5 ms 9204 KB Output is correct
21 Correct 5 ms 9292 KB Output is correct
22 Correct 5 ms 9216 KB Output is correct
23 Correct 5 ms 9292 KB Output is correct
24 Correct 4 ms 9228 KB Output is correct

Subtask #2
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9224 KB Output is correct
2 Correct 5 ms 9292 KB Output is correct
3 Correct 5 ms 9216 KB Output is correct
4 Correct 5 ms 9292 KB Output is correct
5 Correct 5 ms 9212 KB Output is correct
6 Correct 5 ms 9292 KB Output is correct
7 Correct 5 ms 9216 KB Output is correct
8 Correct 4 ms 9292 KB Output is correct
9 Correct 5 ms 9224 KB Output is correct
10 Correct 5 ms 9220 KB Output is correct
11 Correct 5 ms 9220 KB Output is correct
12 Correct 5 ms 9216 KB Output is correct
13 Correct 5 ms 9420 KB Output is correct
14 Correct 5 ms 9228 KB Output is correct
15 Correct 5 ms 9228 KB Output is correct
16 Correct 5 ms 9292 KB Output is correct
17 Correct 5 ms 9292 KB Output is correct
18 Correct 5 ms 9292 KB Output is correct
19 Correct 5 ms 9268 KB Output is correct
20 Correct 5 ms 9292 KB Output is correct
21 Correct 5 ms 9256 KB Output is correct
22 Correct 5 ms 9292 KB Output is correct
23 Correct 5 ms 9216 KB Output is correct
24 Correct 5 ms 9292 KB Output is correct
25 Correct 11 ms 9224 KB Output is correct
26 Correct 10 ms 9216 KB Output is correct
27 Correct 9 ms 9292 KB Output is correct
28 Correct 11 ms 9216 KB Output is correct
29 Correct 9 ms 9216 KB Output is correct
30 Correct 9 ms 9292 KB Output is correct
31 Correct 12 ms 9304 KB Output is correct
32 Correct 11 ms 9184 KB Output is correct
33 Correct 9 ms 9292 KB Output is correct
34 Correct 17 ms 9292 KB Output is correct
35 Correct 18 ms 9312 KB Output is correct
36 Correct 18 ms 9324 KB Output is correct
37 Correct 17 ms 9300 KB Output is correct
38 Correct 17 ms 9292 KB Output is correct
39 Correct 20 ms 9304 KB Output is correct
40 Correct 18 ms 9308 KB Output is correct
41 Correct 18 ms 9292 KB Output is correct
42 Correct 17 ms 9304 KB Output is correct
43 Correct 17 ms 9292 KB Output is correct
44 Correct 18 ms 9304 KB Output is correct
45 Correct 17 ms 9292 KB Output is correct
46 Correct 18 ms 9296 KB Output is correct
47 Correct 21 ms 9420 KB Output is correct
48 Correct 17 ms 9308 KB Output is correct
49 Correct 17 ms 9304 KB Output is correct
50 Correct 18 ms 9292 KB Output is correct
51 Correct 17 ms 9292 KB Output is correct
52 Correct 18 ms 9312 KB Output is correct
53 Correct 18 ms 9312 KB Output is correct
54 Correct 21 ms 9232 KB Output is correct

Subtask #3
58.0 / 58.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 9292 KB Output is correct
2 Correct 5 ms 9272 KB Output is correct
3 Correct 4 ms 9220 KB Output is correct
4 Correct 5 ms 9292 KB Output is correct
5 Correct 4 ms 9220 KB Output is correct
6 Correct 6 ms 9224 KB Output is correct
7 Correct 5 ms 9216 KB Output is correct
8 Correct 4 ms 9224 KB Output is correct
9 Correct 5 ms 9216 KB Output is correct
10 Correct 5 ms 9292 KB Output is correct
11 Correct 6 ms 9220 KB Output is correct
12 Correct 5 ms 9284 KB Output is correct
13 Correct 5 ms 9292 KB Output is correct
14 Correct 7 ms 9220 KB Output is correct
15 Correct 5 ms 9220 KB Output is correct
16 Correct 6 ms 9224 KB Output is correct
17 Correct 5 ms 9176 KB Output is correct
18 Correct 6 ms 9224 KB Output is correct
19 Correct 7 ms 9304 KB Output is correct
20 Correct 5 ms 9292 KB Output is correct
21 Correct 4 ms 9292 KB Output is correct
22 Correct 5 ms 9220 KB Output is correct
23 Correct 5 ms 9240 KB Output is correct
24 Correct 4 ms 9292 KB Output is correct
25 Correct 9 ms 9216 KB Output is correct
26 Correct 9 ms 9220 KB Output is correct
27 Correct 10 ms 9228 KB Output is correct
28 Correct 10 ms 9268 KB Output is correct
29 Correct 11 ms 9292 KB Output is correct
30 Correct 9 ms 9292 KB Output is correct
31 Correct 9 ms 9228 KB Output is correct
32 Correct 9 ms 9292 KB Output is correct
33 Correct 10 ms 9292 KB Output is correct
34 Correct 17 ms 9300 KB Output is correct
35 Correct 21 ms 9296 KB Output is correct
36 Correct 17 ms 9292 KB Output is correct
37 Correct 17 ms 9296 KB Output is correct
38 Correct 17 ms 9328 KB Output is correct
39 Correct 17 ms 9332 KB Output is correct
40 Correct 17 ms 9312 KB Output is correct
41 Correct 17 ms 9292 KB Output is correct
42 Correct 17 ms 9300 KB Output is correct
43 Correct 16 ms 9304 KB Output is correct
44 Correct 21 ms 9296 KB Output is correct
45 Correct 20 ms 9420 KB Output is correct
46 Correct 18 ms 9292 KB Output is correct
47 Correct 17 ms 9212 KB Output is correct
48 Correct 18 ms 9312 KB Output is correct
49 Correct 17 ms 9292 KB Output is correct
50 Correct 18 ms 9296 KB Output is correct
51 Correct 17 ms 9308 KB Output is correct
52 Correct 17 ms 9296 KB Output is correct
53 Correct 17 ms 9296 KB Output is correct
54 Correct 17 ms 9300 KB Output is correct
55 Correct 120 ms 10144 KB Output is correct
56 Correct 120 ms 10092 KB Output is correct
57 Correct 125 ms 10604 KB Output is correct
58 Correct 120 ms 10116 KB Output is correct
59 Correct 117 ms 10944 KB Output is correct
60 Correct 122 ms 10996 KB Output is correct
61 Correct 117 ms 10948 KB Output is correct
62 Correct 119 ms 10472 KB Output is correct
63 Correct 120 ms 10176 KB Output is correct
64 Correct 114 ms 10152 KB Output is correct
65 Correct 120 ms 10072 KB Output is correct
66 Correct 117 ms 10044 KB Output is correct
67 Correct 127 ms 10100 KB Output is correct
68 Correct 119 ms 10948 KB Output is correct
69 Correct 117 ms 10152 KB Output is correct
70 Correct 122 ms 10060 KB Output is correct
71 Correct 116 ms 10092 KB Output is correct
72 Correct 130 ms 10116 KB Output is correct
73 Correct 121 ms 10168 KB Output is correct
74 Correct 117 ms 10124 KB Output is correct
75 Correct 114 ms 10056 KB Output is correct
76 Correct 227 ms 11200 KB Output is correct
77 Correct 211 ms 11376 KB Output is correct
78 Correct 207 ms 13260 KB Output is correct
79 Correct 223 ms 12228 KB Output is correct
80 Correct 203 ms 11200 KB Output is correct
81 Correct 243 ms 11200 KB Output is correct
82 Correct 214 ms 11248 KB Output is correct
83 Correct 219 ms 11292 KB Output is correct
84 Correct 216 ms 11232 KB Output is correct
85 Correct 329 ms 13372 KB Output is correct
86 Correct 325 ms 14552 KB Output is correct
87 Correct 309 ms 12792 KB Output is correct
88 Correct 322 ms 12772 KB Output is correct
89 Correct 306 ms 13628 KB Output is correct
90 Correct 332 ms 14584 KB Output is correct
91 Correct 298 ms 13576 KB Output is correct
92 Correct 314 ms 12748 KB Output is correct
93 Correct 313 ms 12736 KB Output is correct
94 Correct 623 ms 17580 KB Output is correct
95 Correct 613 ms 17064 KB Output is correct
96 Correct 556 ms 19500 KB Output is correct
97 Correct 584 ms 18396 KB Output is correct
98 Correct 619 ms 17736 KB Output is correct
99 Correct 559 ms 19420 KB Output is correct
100 Correct 546 ms 18244 KB Output is correct