oj.uz

Submission #106520

# Submission time Handle Problem Language Result Execution time Memory
106520 2019-04-19T02:37:52 Z username Circle selection (APIO18_circle_selection) C++14
49 / 100
 3000 ms 286960 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 RREP(i,j,k) for(register int i=(j)-1;i>=(k);--i)
#define ALL(a) a.begin(),a.end()
#define MST(a,v) memset(a,(v),sizeof a)
#define pb push_back
#define F first
#define S second
#define endl '\n'
//																#define __debug
#ifdef __debug
	#define IOS (void)0
	#define de(...) cerr<<__VA_ARGS__
	#define ar(a,s,t) {REP(__i,s,t)de(a[__i]<<' ');de(endl);}
#else
	#define IOS cin.tie(0),cout.tie(0),ios_base::sync_with_stdio(false)
	#define de(...) (void)0
	#define ar(...) (void)0
#endif
/***********************************default***********************************/
#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);
				}
			}
		}
		int xx=a[i].x/k,yy=a[i].y/k;
		REP(x,xx-2,xx+3)REP(y,yy-2,yy+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:32:6: 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 5 ms 2688 KB Output is correct
2 Correct 3 ms 2688 KB Output is correct
3 Correct 4 ms 2688 KB Output is correct
4 Correct 5 ms 2560 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 5 ms 2688 KB Output is correct
10 Correct 4 ms 2688 KB Output is correct
11 Correct 6 ms 2820 KB Output is correct
12 Correct 5 ms 2816 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
14 Correct 5 ms 2816 KB Output is correct
15 Correct 5 ms 2816 KB Output is correct
16 Correct 4 ms 2816 KB Output is correct
17 Correct 5 ms 2688 KB Output is correct
18 Correct 6 ms 2688 KB Output is correct
19 Correct 7 ms 3044 KB Output is correct
20 Correct 8 ms 3072 KB Output is correct
21 Correct 8 ms 2944 KB Output is correct
22 Correct 34 ms 6928 KB Output is correct
23 Correct 41 ms 6896 KB Output is correct
24 Correct 50 ms 7048 KB Output is correct
25 Correct 50 ms 7048 KB Output is correct
26 Correct 55 ms 7176 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 214 ms 16868 KB Output is correct
2 Correct 215 ms 17892 KB Output is correct
3 Correct 191 ms 18908 KB Output is correct
4 Correct 206 ms 16880 KB Output is correct
5 Correct 355 ms 22012 KB Output is correct
6 Correct 1487 ms 70644 KB Output is correct
7 Correct 505 ms 25408 KB Output is correct
8 Correct 595 ms 32696 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 2688 KB Output is correct
2 Correct 1547 ms 84708 KB Output is correct
3 Execution timed out 3034 ms 286960 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 3035 ms 286108 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 2688 KB Output is correct
2 Correct 3 ms 2688 KB Output is correct
3 Correct 4 ms 2688 KB Output is correct
4 Correct 5 ms 2560 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 5 ms 2688 KB Output is correct
10 Correct 4 ms 2688 KB Output is correct
11 Correct 6 ms 2820 KB Output is correct
12 Correct 5 ms 2816 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
14 Correct 5 ms 2816 KB Output is correct
15 Correct 5 ms 2816 KB Output is correct
16 Correct 4 ms 2816 KB Output is correct
17 Correct 5 ms 2688 KB Output is correct
18 Correct 6 ms 2688 KB Output is correct
19 Correct 7 ms 3044 KB Output is correct
20 Correct 8 ms 3072 KB Output is correct
21 Correct 8 ms 2944 KB Output is correct
22 Correct 34 ms 6928 KB Output is correct
23 Correct 41 ms 6896 KB Output is correct
24 Correct 50 ms 7048 KB Output is correct
25 Correct 50 ms 7048 KB Output is correct
26 Correct 55 ms 7176 KB Output is correct
27 Correct 13 ms 3312 KB Output is correct
28 Correct 10 ms 3328 KB Output is correct
29 Correct 15 ms 3328 KB Output is correct
30 Correct 117 ms 11196 KB Output is correct
31 Correct 113 ms 11328 KB Output is correct
32 Correct 99 ms 11432 KB Output is correct
33 Correct 71 ms 8172 KB Output is correct
34 Correct 80 ms 8304 KB Output is correct
35 Correct 92 ms 7656 KB Output is correct
36 Correct 1492 ms 86208 KB Output is correct
37 Correct 1509 ms 85788 KB Output is correct
38 Correct 1510 ms 85912 KB Output is correct
39 Correct 569 ms 28108 KB Output is correct
40 Correct 584 ms 28136 KB Output is correct
41 Correct 616 ms 28276 KB Output is correct
42 Correct 207 ms 16132 KB Output is correct
43 Correct 1589 ms 141628 KB Output is correct
44 Correct 1765 ms 141880 KB Output is correct
45 Correct 1700 ms 141752 KB Output is correct
46 Correct 1669 ms 141928 KB Output is correct
47 Correct 1698 ms 141900 KB Output is correct
48 Correct 1689 ms 141904 KB Output is correct
49 Correct 1730 ms 141908 KB Output is correct
50 Correct 1820 ms 141864 KB Output is correct

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 2688 KB Output is correct
2 Correct 3 ms 2688 KB Output is correct
3 Correct 4 ms 2688 KB Output is correct
4 Correct 5 ms 2560 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 5 ms 2688 KB Output is correct
10 Correct 4 ms 2688 KB Output is correct
11 Correct 6 ms 2820 KB Output is correct
12 Correct 5 ms 2816 KB Output is correct
13 Correct 4 ms 2816 KB Output is correct
14 Correct 5 ms 2816 KB Output is correct
15 Correct 5 ms 2816 KB Output is correct
16 Correct 4 ms 2816 KB Output is correct
17 Correct 5 ms 2688 KB Output is correct
18 Correct 6 ms 2688 KB Output is correct
19 Correct 7 ms 3044 KB Output is correct
20 Correct 8 ms 3072 KB Output is correct
21 Correct 8 ms 2944 KB Output is correct
22 Correct 34 ms 6928 KB Output is correct
23 Correct 41 ms 6896 KB Output is correct
24 Correct 50 ms 7048 KB Output is correct
25 Correct 50 ms 7048 KB Output is correct
26 Correct 55 ms 7176 KB Output is correct
27 Correct 214 ms 16868 KB Output is correct
28 Correct 215 ms 17892 KB Output is correct
29 Correct 191 ms 18908 KB Output is correct
30 Correct 206 ms 16880 KB Output is correct
31 Correct 355 ms 22012 KB Output is correct
32 Correct 1487 ms 70644 KB Output is correct
33 Correct 505 ms 25408 KB Output is correct
34 Correct 595 ms 32696 KB Output is correct
35 Correct 4 ms 2688 KB Output is correct
36 Correct 1547 ms 84708 KB Output is correct
37 Execution timed out 3034 ms 286960 KB Time limit exceeded
38 Halted 0 ms 0 KB -