oj.uz

Submission #212722

# Submission time Handle Problem Language Result Execution time Memory
212722 2020-03-24T07:46:43 Z username Hamburg Steak (JOI20_hamburg) C++14
21 / 100
 3000 ms 10632 KB 
#include<bits/stdc++.h>
using namespace std;
typedef pair<int,int> pii;
#define REP(i,j,k) for(int i=j;i<k;++i)
#define pb push_back
#define f first
#define s second
#define endl '\n'
#define IOS cin.tie(0),cout.tie(0),ios_base::sync_with_stdio(false)

struct nd{
	int l,d,r,u;
};

const int maxn=2e5+9;
int n,p,pm[maxn];
vector<nd>a,b;
pii res[5];
bitset<maxn>vis;
mt19937 rd(time(0));

nd merge(nd x,nd y){
	return nd{max(x.l,y.l),max(x.d,y.d),min(x.r,y.r),min(x.u,y.u)};
}

main(){
	IOS;
	cin>>n>>p;
	REP(i,0,n){
		int l,d,r,u;cin>>l>>d>>r>>u;
		a.pb(nd{l,d,r,u});
	}
	while(1){
		vis.reset();
		REP(k,0,p){
			nd un=nd{1,1,1000000000,1000000000};
			REP(i,0,n){
				if(vis[i])continue;
				nd tt=merge(un,a[i]);
				if(tt.d<=tt.u&&tt.l<=tt.r){
					vis[i]=1;
					un=tt;
				}
			}
			res[k]={un.l,un.d};
		}
		iota(pm,pm+n,0);
		shuffle(pm,pm+n,rd);
		b.clear();
		REP(i,0,n){
			if(!vis[pm[i]]){
				b.pb(a[pm[i]]);
			}
		}
		if(b.empty()){
			REP(i,0,p)cout<<res[i].f<<" "<<res[i].s<<endl;
			return 0;
		}
		REP(i,0,n){
			if(vis[pm[i]]){
				b.pb(a[pm[i]]);
			}
		}
		a=b;
	}
}

Compilation message

hamburg.cpp:26:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   26 | main(){
      |      ^

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct

Subtask #2
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 512 KB Output is correct
2 Correct 3 ms 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct

Subtask #3
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 512 KB Output is correct
2 Correct 3 ms 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 2 ms 512 KB Output is correct
9 Correct 2 ms 512 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 2 ms 512 KB Output is correct
12 Correct 3 ms 512 KB Output is correct

Subtask #4
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 512 KB Output is correct
2 Correct 2 ms 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 3 ms 512 KB Output is correct
7 Correct 6 ms 512 KB Output is correct
8 Correct 2 ms 512 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 4 ms 512 KB Output is correct
12 Correct 3 ms 512 KB Output is correct
13 Correct 2 ms 512 KB Output is correct
14 Correct 4 ms 512 KB Output is correct
15 Correct 3 ms 512 KB Output is correct
16 Correct 5 ms 512 KB Output is correct
17 Correct 10 ms 512 KB Output is correct
18 Correct 4 ms 512 KB Output is correct
19 Correct 3 ms 512 KB Output is correct
20 Correct 2 ms 512 KB Output is correct
21 Correct 4 ms 512 KB Output is correct
22 Correct 2 ms 512 KB Output is correct
23 Correct 2 ms 512 KB Output is correct
24 Correct 5 ms 512 KB Output is correct
25 Correct 4 ms 544 KB Output is correct
26 Correct 2 ms 512 KB Output is correct
27 Correct 3 ms 512 KB Output is correct
28 Correct 5 ms 512 KB Output is correct
29 Correct 4 ms 512 KB Output is correct
30 Correct 2 ms 512 KB Output is correct
31 Correct 11 ms 512 KB Output is correct
32 Correct 5 ms 512 KB Output is correct
33 Correct 3 ms 512 KB Output is correct
34 Correct 6 ms 512 KB Output is correct
35 Correct 3 ms 512 KB Output is correct
36 Correct 4 ms 512 KB Output is correct
37 Correct 3 ms 512 KB Output is correct
38 Correct 2 ms 512 KB Output is correct
39 Correct 2 ms 512 KB Output is correct
40 Correct 5 ms 512 KB Output is correct
41 Correct 4 ms 416 KB Output is correct
42 Correct 5 ms 512 KB Output is correct
43 Correct 4 ms 512 KB Output is correct
44 Correct 3 ms 416 KB Output is correct
45 Correct 3 ms 512 KB Output is correct
46 Correct 2 ms 512 KB Output is correct
47 Correct 3 ms 512 KB Output is correct
48 Correct 3 ms 512 KB Output is correct
49 Correct 2 ms 512 KB Output is correct
50 Correct 2 ms 512 KB Output is correct
51 Correct 2 ms 512 KB Output is correct
52 Correct 11 ms 512 KB Output is correct
53 Correct 3 ms 512 KB Output is correct
54 Correct 2 ms 512 KB Output is correct
55 Correct 2 ms 512 KB Output is correct
56 Correct 2 ms 512 KB Output is correct
57 Correct 2 ms 512 KB Output is correct
58 Correct 2 ms 512 KB Output is correct

Subtask #5
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 99 ms 4584 KB Output is correct
6 Correct 114 ms 4584 KB Output is correct
7 Correct 100 ms 4584 KB Output is correct
8 Correct 142 ms 4580 KB Output is correct

Subtask #6
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 512 KB Output is correct
2 Correct 3 ms 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 118 ms 10460 KB Output is correct
6 Correct 120 ms 10464 KB Output is correct
7 Correct 125 ms 10464 KB Output is correct
8 Correct 118 ms 10468 KB Output is correct

Subtask #7
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 512 KB Output is correct
2 Correct 3 ms 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 2 ms 512 KB Output is correct
7 Correct 2 ms 512 KB Output is correct
8 Correct 2 ms 512 KB Output is correct
9 Correct 2 ms 512 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 2 ms 512 KB Output is correct
12 Correct 3 ms 512 KB Output is correct
13 Correct 217 ms 10464 KB Output is correct
14 Correct 162 ms 10480 KB Output is correct
15 Correct 165 ms 10536 KB Output is correct
16 Correct 140 ms 10464 KB Output is correct
17 Correct 122 ms 10464 KB Output is correct
18 Correct 154 ms 10632 KB Output is correct
19 Correct 133 ms 10472 KB Output is correct
20 Correct 246 ms 10464 KB Output is correct
21 Correct 129 ms 10420 KB Output is correct
22 Correct 250 ms 10468 KB Output is correct
23 Correct 400 ms 10592 KB Output is correct
24 Correct 208 ms 10492 KB Output is correct

Subtask #8
0 / 79.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 512 KB Output is correct
2 Correct 2 ms 512 KB Output is correct
3 Correct 2 ms 512 KB Output is correct
4 Correct 2 ms 512 KB Output is correct
5 Correct 2 ms 512 KB Output is correct
6 Correct 3 ms 512 KB Output is correct
7 Correct 6 ms 512 KB Output is correct
8 Correct 2 ms 512 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 2 ms 512 KB Output is correct
11 Correct 4 ms 512 KB Output is correct
12 Correct 3 ms 512 KB Output is correct
13 Correct 2 ms 512 KB Output is correct
14 Correct 4 ms 512 KB Output is correct
15 Correct 3 ms 512 KB Output is correct
16 Correct 5 ms 512 KB Output is correct
17 Correct 10 ms 512 KB Output is correct
18 Correct 4 ms 512 KB Output is correct
19 Correct 3 ms 512 KB Output is correct
20 Correct 2 ms 512 KB Output is correct
21 Correct 4 ms 512 KB Output is correct
22 Correct 2 ms 512 KB Output is correct
23 Correct 2 ms 512 KB Output is correct
24 Correct 5 ms 512 KB Output is correct
25 Correct 4 ms 544 KB Output is correct
26 Correct 2 ms 512 KB Output is correct
27 Correct 3 ms 512 KB Output is correct
28 Correct 5 ms 512 KB Output is correct
29 Correct 4 ms 512 KB Output is correct
30 Correct 2 ms 512 KB Output is correct
31 Correct 11 ms 512 KB Output is correct
32 Correct 5 ms 512 KB Output is correct
33 Correct 3 ms 512 KB Output is correct
34 Correct 6 ms 512 KB Output is correct
35 Correct 3 ms 512 KB Output is correct
36 Correct 4 ms 512 KB Output is correct
37 Correct 3 ms 512 KB Output is correct
38 Correct 2 ms 512 KB Output is correct
39 Correct 2 ms 512 KB Output is correct
40 Correct 5 ms 512 KB Output is correct
41 Correct 4 ms 416 KB Output is correct
42 Correct 5 ms 512 KB Output is correct
43 Correct 4 ms 512 KB Output is correct
44 Correct 3 ms 416 KB Output is correct
45 Correct 3 ms 512 KB Output is correct
46 Correct 2 ms 512 KB Output is correct
47 Correct 3 ms 512 KB Output is correct
48 Correct 3 ms 512 KB Output is correct
49 Correct 2 ms 512 KB Output is correct
50 Correct 2 ms 512 KB Output is correct
51 Correct 2 ms 512 KB Output is correct
52 Correct 11 ms 512 KB Output is correct
53 Correct 3 ms 512 KB Output is correct
54 Correct 2 ms 512 KB Output is correct
55 Correct 2 ms 512 KB Output is correct
56 Correct 2 ms 512 KB Output is correct
57 Correct 2 ms 512 KB Output is correct
58 Correct 2 ms 512 KB Output is correct
59 Correct 174 ms 10464 KB Output is correct
60 Correct 134 ms 10464 KB Output is correct
61 Correct 126 ms 10464 KB Output is correct
62 Correct 122 ms 10460 KB Output is correct
63 Correct 482 ms 10400 KB Output is correct
64 Correct 124 ms 10468 KB Output is correct
65 Correct 399 ms 10424 KB Output is correct
66 Correct 260 ms 10464 KB Output is correct
67 Correct 261 ms 10464 KB Output is correct
68 Correct 268 ms 10428 KB Output is correct
69 Correct 619 ms 10460 KB Output is correct
70 Correct 559 ms 10432 KB Output is correct
71 Correct 574 ms 10464 KB Output is correct
72 Correct 765 ms 10424 KB Output is correct
73 Correct 752 ms 10452 KB Output is correct
74 Correct 422 ms 10412 KB Output is correct
75 Correct 817 ms 10464 KB Output is correct
76 Correct 343 ms 10476 KB Output is correct
77 Correct 850 ms 10516 KB Output is correct
78 Correct 371 ms 10448 KB Output is correct
79 Correct 513 ms 10416 KB Output is correct
80 Correct 598 ms 10596 KB Output is correct
81 Correct 806 ms 10468 KB Output is correct
82 Correct 307 ms 10432 KB Output is correct
83 Correct 659 ms 10412 KB Output is correct
84 Correct 129 ms 10464 KB Output is correct
85 Correct 597 ms 10484 KB Output is correct
86 Correct 1459 ms 10468 KB Output is correct
87 Correct 302 ms 10476 KB Output is correct
88 Correct 852 ms 10468 KB Output is correct
89 Correct 1930 ms 10576 KB Output is correct
90 Correct 391 ms 10380 KB Output is correct
91 Correct 217 ms 10592 KB Output is correct
92 Correct 313 ms 10592 KB Output is correct
93 Correct 141 ms 10468 KB Output is correct
94 Correct 142 ms 10520 KB Output is correct
95 Correct 466 ms 10420 KB Output is correct
96 Correct 781 ms 10444 KB Output is correct
97 Correct 129 ms 10464 KB Output is correct
98 Correct 913 ms 10468 KB Output is correct
99 Correct 773 ms 10468 KB Output is correct
100 Correct 341 ms 10436 KB Output is correct
101 Correct 152 ms 10496 KB Output is correct
102 Correct 333 ms 10460 KB Output is correct
103 Correct 145 ms 10460 KB Output is correct
104 Correct 222 ms 10456 KB Output is correct
105 Correct 329 ms 10592 KB Output is correct
106 Correct 162 ms 10500 KB Output is correct
107 Correct 452 ms 10436 KB Output is correct
108 Correct 222 ms 10444 KB Output is correct
109 Correct 243 ms 10464 KB Output is correct
110 Correct 196 ms 10404 KB Output is correct
111 Correct 871 ms 10408 KB Output is correct
112 Correct 468 ms 10464 KB Output is correct
113 Correct 130 ms 10484 KB Output is correct
114 Correct 146 ms 10464 KB Output is correct
115 Correct 141 ms 10464 KB Output is correct
116 Correct 359 ms 10464 KB Output is correct
117 Execution timed out 3060 ms 10396 KB Time limit exceeded
118 Halted 0 ms 0 KB -