oj.uz

Submission #106389

# Submission time Handle Problem Language Result Execution time Memory
106389 2019-04-18T08:46:48 Z username Circle selection (APIO18_circle_selection) C++14
19 / 100
 3000 ms 515072 KB 
#pragma GCC optimize("O3")
#include<stdint.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
#include<ext/rope>
using namespace __gnu_pbds;
using namespace __gnu_cxx;
#define VIS(it,con) for(auto it=con.begin();it!=con.end();++it)
#define pob pop_back
#define pf push_front
#define pof pop_front
#define MIN(x,y) (x=min(x,(y)))
#define MAX(x,y) (x=max(x,(y)))
#define mid (l+r>>1)
#define lch (idx*2+1)
#define rch (idx*2+2)
/*****************************************************************************/
#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***********************************/
const int maxn=3e5+9,inf=1ll<<60;
struct C{int x,y,r,id;}a[maxn];
int n,rmv[maxn],res[maxn];
map<pii,set<int>>mp;

int f2(int x){
	return x*x;
}

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[pii(a[j].x/k,a[j].y/k)].insert(j);
				}
			}
		}
		REP(x,a[i].x/k-2,a[i].x/k+5)REP(y,a[i].y/k-2,a[i].y/k+5){
			for(auto it=mp[pii(x,y)].begin();it!=mp[pii(x,y)].end();){
				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[pii(x,y)].erase(it++);
				}else ++it;
			}
		}
	}
//	cout<<rmv[7]<<endl; //
	REP(i,0,n)cout<<res[i]+1<<" ";
}

Compilation message

circle_selection.cpp:51:6: 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 5 ms 2688 KB Output is correct
3 Correct 4 ms 2732 KB Output is correct
4 Correct 4 ms 2816 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 6 ms 2688 KB Output is correct
11 Correct 6 ms 2984 KB Output is correct
12 Correct 6 ms 3072 KB Output is correct
13 Correct 4 ms 2944 KB Output is correct
14 Correct 6 ms 3072 KB Output is correct
15 Correct 6 ms 2944 KB Output is correct
16 Correct 5 ms 2816 KB Output is correct
17 Correct 6 ms 2816 KB Output is correct
18 Correct 14 ms 2816 KB Output is correct
19 Correct 10 ms 3328 KB Output is correct
20 Correct 11 ms 3328 KB Output is correct
21 Correct 10 ms 3328 KB Output is correct
22 Correct 105 ms 16988 KB Output is correct
23 Correct 152 ms 16892 KB Output is correct
24 Correct 126 ms 17144 KB Output is correct
25 Correct 119 ms 17204 KB Output is correct
26 Correct 117 ms 17192 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 323 ms 37284 KB Output is correct
2 Correct 351 ms 37244 KB Output is correct
3 Correct 295 ms 37112 KB Output is correct
4 Correct 263 ms 37368 KB Output is correct
5 Correct 691 ms 37752 KB Output is correct
6 Correct 2797 ms 170836 KB Output is correct
7 Correct 1029 ms 44100 KB Output is correct
8 Correct 1354 ms 62968 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 2688 KB Output is correct
2 Execution timed out 3065 ms 279296 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3058 ms 515072 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 2688 KB Output is correct
2 Correct 5 ms 2688 KB Output is correct
3 Correct 4 ms 2732 KB Output is correct
4 Correct 4 ms 2816 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 6 ms 2688 KB Output is correct
11 Correct 6 ms 2984 KB Output is correct
12 Correct 6 ms 3072 KB Output is correct
13 Correct 4 ms 2944 KB Output is correct
14 Correct 6 ms 3072 KB Output is correct
15 Correct 6 ms 2944 KB Output is correct
16 Correct 5 ms 2816 KB Output is correct
17 Correct 6 ms 2816 KB Output is correct
18 Correct 14 ms 2816 KB Output is correct
19 Correct 10 ms 3328 KB Output is correct
20 Correct 11 ms 3328 KB Output is correct
21 Correct 10 ms 3328 KB Output is correct
22 Correct 105 ms 16988 KB Output is correct
23 Correct 152 ms 16892 KB Output is correct
24 Correct 126 ms 17144 KB Output is correct
25 Correct 119 ms 17204 KB Output is correct
26 Correct 117 ms 17192 KB Output is correct
27 Correct 16 ms 3968 KB Output is correct
28 Correct 18 ms 3968 KB Output is correct
29 Correct 11 ms 3968 KB Output is correct
30 Correct 289 ms 31360 KB Output is correct
31 Correct 273 ms 31344 KB Output is correct
32 Correct 264 ms 31352 KB Output is correct
33 Correct 106 ms 15096 KB Output is correct
34 Correct 107 ms 15028 KB Output is correct
35 Correct 132 ms 14872 KB Output is correct
36 Execution timed out 3046 ms 289244 KB Time limit exceeded
37 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 2688 KB Output is correct
2 Correct 5 ms 2688 KB Output is correct
3 Correct 4 ms 2732 KB Output is correct
4 Correct 4 ms 2816 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 6 ms 2688 KB Output is correct
11 Correct 6 ms 2984 KB Output is correct
12 Correct 6 ms 3072 KB Output is correct
13 Correct 4 ms 2944 KB Output is correct
14 Correct 6 ms 3072 KB Output is correct
15 Correct 6 ms 2944 KB Output is correct
16 Correct 5 ms 2816 KB Output is correct
17 Correct 6 ms 2816 KB Output is correct
18 Correct 14 ms 2816 KB Output is correct
19 Correct 10 ms 3328 KB Output is correct
20 Correct 11 ms 3328 KB Output is correct
21 Correct 10 ms 3328 KB Output is correct
22 Correct 105 ms 16988 KB Output is correct
23 Correct 152 ms 16892 KB Output is correct
24 Correct 126 ms 17144 KB Output is correct
25 Correct 119 ms 17204 KB Output is correct
26 Correct 117 ms 17192 KB Output is correct
27 Correct 323 ms 37284 KB Output is correct
28 Correct 351 ms 37244 KB Output is correct
29 Correct 295 ms 37112 KB Output is correct
30 Correct 263 ms 37368 KB Output is correct
31 Correct 691 ms 37752 KB Output is correct
32 Correct 2797 ms 170836 KB Output is correct
33 Correct 1029 ms 44100 KB Output is correct
34 Correct 1354 ms 62968 KB Output is correct
35 Correct 5 ms 2688 KB Output is correct
36 Execution timed out 3065 ms 279296 KB Time limit exceeded
37 Halted 0 ms 0 KB -