oj.uz

Submission #106519

# Submission time Handle Problem Language Result Execution time Memory
106519 2019-04-19T02:31:27 Z username Circle selection (APIO18_circle_selection) C++14
49 / 100
 3000 ms 287080 KB 
//#pragma GCC optimize("O3")
#include<bits/stdc++.h>
#define int int_fast64_t
using namespace std;
typedef pair<int,int> pii;
typedef vector<int> VI;
#define REP(i,j,k) for(register int i=(j);i<(k);++i)
#define MST(a,v) memset(a,(v),sizeof a)
#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)
#define f2(x) ((x)*(x))
const int maxn=3e5+9,inf=1ll<<60,bl=3e9;
struct C{int x,y,r,id;}a[maxn];
int n,rmv[maxn],res[maxn];
unordered_map<int,vector<int>>mp;
 
main(){
	IOS;
	cin>>n;
	REP(i,0,n)cin>>a[i].x>>a[i].y>>a[i].r,a[i].id=i;
	sort(a,a+n,[](C x,C y){return x.r==y.r?x.id<y.id:x.r>y.r;});
	MST(rmv,0);
	int k=inf;
	REP(i,0,n){
		if(rmv[i])continue;
		if(2*a[i].r<k){
			k=a[i].r;
			mp.clear();
			REP(j,0,n){
				if(!rmv[j]){
					mp[a[j].x/k*bl+a[j].y/k].pb(j);
				}
			}
		}
		REP(x,a[i].x/k-2,a[i].x/k+3)REP(y,a[i].y/k-2,a[i].y/k+3){
			auto end=mp[x*bl+y].end();
			for(auto it=mp[x*bl+y].begin();it!=end;++it){
				if(rmv[*it])continue;
				C c=a[*it];
				if(f2(a[i].x-c.x)+f2(a[i].y-c.y)<=f2(a[i].r+c.r)){
					res[c.id]=a[i].id;
					rmv[*it]=1;
//					mp[x*bl+y].erase(it++);
				}
			}
		}
	}
	REP(i,0,n)cout<<res[i]+1<<" ";
}

Compilation message

circle_selection.cpp:20:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(){
      ^

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 2688 KB Output is correct
2 Correct 4 ms 2688 KB Output is correct
3 Correct 5 ms 2688 KB Output is correct
4 Correct 4 ms 2752 KB Output is correct
5 Correct 4 ms 2688 KB Output is correct
6 Correct 4 ms 2688 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 5 ms 2688 KB Output is correct
9 Correct 4 ms 2688 KB Output is correct
10 Correct 4 ms 2688 KB Output is correct
11 Correct 5 ms 2816 KB Output is correct
12 Correct 5 ms 2816 KB Output is correct
13 Correct 5 ms 2944 KB Output is correct
14 Correct 5 ms 2944 KB Output is correct
15 Correct 5 ms 2816 KB Output is correct
16 Correct 5 ms 2816 KB Output is correct
17 Correct 4 ms 2688 KB Output is correct
18 Correct 4 ms 2816 KB Output is correct
19 Correct 9 ms 3072 KB Output is correct
20 Correct 9 ms 3072 KB Output is correct
21 Correct 8 ms 2944 KB Output is correct
22 Correct 39 ms 7052 KB Output is correct
23 Correct 40 ms 6920 KB Output is correct
24 Correct 38 ms 7012 KB Output is correct
25 Correct 43 ms 7048 KB Output is correct
26 Correct 47 ms 7056 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 215 ms 17000 KB Output is correct
2 Correct 234 ms 17892 KB Output is correct
3 Correct 231 ms 18940 KB Output is correct
4 Correct 216 ms 16984 KB Output is correct
5 Correct 294 ms 21800 KB Output is correct
6 Correct 1431 ms 70692 KB Output is correct
7 Correct 458 ms 25380 KB Output is correct
8 Correct 655 ms 32576 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 2716 KB Output is correct
2 Correct 1593 ms 84876 KB Output is correct
3 Execution timed out 3063 ms 287080 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3054 ms 285988 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 2688 KB Output is correct
2 Correct 4 ms 2688 KB Output is correct
3 Correct 5 ms 2688 KB Output is correct
4 Correct 4 ms 2752 KB Output is correct
5 Correct 4 ms 2688 KB Output is correct
6 Correct 4 ms 2688 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 5 ms 2688 KB Output is correct
9 Correct 4 ms 2688 KB Output is correct
10 Correct 4 ms 2688 KB Output is correct
11 Correct 5 ms 2816 KB Output is correct
12 Correct 5 ms 2816 KB Output is correct
13 Correct 5 ms 2944 KB Output is correct
14 Correct 5 ms 2944 KB Output is correct
15 Correct 5 ms 2816 KB Output is correct
16 Correct 5 ms 2816 KB Output is correct
17 Correct 4 ms 2688 KB Output is correct
18 Correct 4 ms 2816 KB Output is correct
19 Correct 9 ms 3072 KB Output is correct
20 Correct 9 ms 3072 KB Output is correct
21 Correct 8 ms 2944 KB Output is correct
22 Correct 39 ms 7052 KB Output is correct
23 Correct 40 ms 6920 KB Output is correct
24 Correct 38 ms 7012 KB Output is correct
25 Correct 43 ms 7048 KB Output is correct
26 Correct 47 ms 7056 KB Output is correct
27 Correct 10 ms 3312 KB Output is correct
28 Correct 10 ms 3328 KB Output is correct
29 Correct 12 ms 3300 KB Output is correct
30 Correct 104 ms 11372 KB Output is correct
31 Correct 119 ms 11324 KB Output is correct
32 Correct 106 ms 11320 KB Output is correct
33 Correct 75 ms 8300 KB Output is correct
34 Correct 73 ms 8208 KB Output is correct
35 Correct 71 ms 7656 KB Output is correct
36 Correct 1739 ms 86068 KB Output is correct
37 Correct 1599 ms 85940 KB Output is correct
38 Correct 1593 ms 85640 KB Output is correct
39 Correct 721 ms 28124 KB Output is correct
40 Correct 703 ms 28256 KB Output is correct
41 Correct 706 ms 28208 KB Output is correct
42 Correct 322 ms 16196 KB Output is correct
43 Correct 1738 ms 141632 KB Output is correct
44 Correct 1988 ms 141764 KB Output is correct
45 Correct 2004 ms 141588 KB Output is correct
46 Correct 1842 ms 141848 KB Output is correct
47 Correct 1800 ms 142012 KB Output is correct
48 Correct 1930 ms 141884 KB Output is correct
49 Correct 2060 ms 142168 KB Output is correct
50 Correct 2013 ms 141924 KB Output is correct

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 2688 KB Output is correct
2 Correct 4 ms 2688 KB Output is correct
3 Correct 5 ms 2688 KB Output is correct
4 Correct 4 ms 2752 KB Output is correct
5 Correct 4 ms 2688 KB Output is correct
6 Correct 4 ms 2688 KB Output is correct
7 Correct 4 ms 2688 KB Output is correct
8 Correct 5 ms 2688 KB Output is correct
9 Correct 4 ms 2688 KB Output is correct
10 Correct 4 ms 2688 KB Output is correct
11 Correct 5 ms 2816 KB Output is correct
12 Correct 5 ms 2816 KB Output is correct
13 Correct 5 ms 2944 KB Output is correct
14 Correct 5 ms 2944 KB Output is correct
15 Correct 5 ms 2816 KB Output is correct
16 Correct 5 ms 2816 KB Output is correct
17 Correct 4 ms 2688 KB Output is correct
18 Correct 4 ms 2816 KB Output is correct
19 Correct 9 ms 3072 KB Output is correct
20 Correct 9 ms 3072 KB Output is correct
21 Correct 8 ms 2944 KB Output is correct
22 Correct 39 ms 7052 KB Output is correct
23 Correct 40 ms 6920 KB Output is correct
24 Correct 38 ms 7012 KB Output is correct
25 Correct 43 ms 7048 KB Output is correct
26 Correct 47 ms 7056 KB Output is correct
27 Correct 215 ms 17000 KB Output is correct
28 Correct 234 ms 17892 KB Output is correct
29 Correct 231 ms 18940 KB Output is correct
30 Correct 216 ms 16984 KB Output is correct
31 Correct 294 ms 21800 KB Output is correct
32 Correct 1431 ms 70692 KB Output is correct
33 Correct 458 ms 25380 KB Output is correct
34 Correct 655 ms 32576 KB Output is correct
35 Correct 4 ms 2716 KB Output is correct
36 Correct 1593 ms 84876 KB Output is correct
37 Execution timed out 3063 ms 287080 KB Time limit exceeded
38 Halted 0 ms 0 KB -