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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#631809#9462. Safest Buildingsucup-team1004#AC ✓1ms6048kbC++141.7kb2024-10-12 10:23:292024-10-12 10:23:32

Judging History

你现在查看的是最新测评结果

  • [2024-10-12 10:23:32]
  • 评测
  • 测评结果:AC
  • 用时:1ms
  • 内存:6048kb
  • [2024-10-12 10:23:29]
  • 提交

answer

#include<bits/stdc++.h>
#define Gc() getchar()
#define Me(x,y) memset(x,y,sizeof(x))
#define Mc(x,y) memcpy(x,y,sizeof(x))
#define d(x,y) ((m)*(x-1)+(y))
#define R(n) (rnd()%(n)+1)
#define Pc(x) putchar(x)
#define LB lower_bound
#define UB upper_bound
#define fi first
#define se second
#define eb emplace_back
#define all(x) x.begin(),x.end()
using namespace std;using ll=long long;using db=double;using lb=long db;using ui=unsigned;using ull=unsigned long long;using pii=pair<int,int>;
const int N=2e5+5,M=N*30+5,K=1000+5,mod=1e9+7,Mod=mod-1;const db eps=1e-9;const int INF=1e9+7;mt19937 rnd(263082);
#define Tp template<typename T>
#define Ts template<typename T,typename... Ar>
namespace Debug{
	Tp void _debug(char* f,T t){cerr<<f<<'='<<t<<endl;}
	Ts void _debug(char* f,T x,Ar... y){while(*f!=',') cerr<<*f++;cerr<<'='<<x<<",";_debug(f+1,y...);}
	#ifdef LOCAL
	#define gdb(...) _debug((char*)#__VA_ARGS__,__VA_ARGS__)
	#else 
	#define gdb(...) void()
	#endif
}using namespace Debug;
int n,R,r,X[N],Y[N];
ll dis[N];
void Solve(){
	scanf("%d%d%d",&n,&R,&r);
	for(int i=1;i<=n;i++) scanf("%d%d",&X[i],&Y[i]),dis[i]=1ll*X[i]*X[i]+1ll*Y[i]*Y[i];
	ll mi=*min_element(dis+1,dis+n+1);
	vector<int> ans;
	if(R>=2*r&&mi<=1ll*(R-2*r)*(R-2*r)){
		for(int i=1;i<=n;i++) if(dis[i]<=1ll*(R-2*r)*(R-2*r)) ans.push_back(i);
	}else if(R<=2*r&&mi<=1ll*(2*r-R)*(2*r-R)){
		for(int i=1;i<=n;i++) if(dis[i]<=1ll*(2*r-R)*(2*r-R)) ans.push_back(i);
	}else{
		for(int i=1;i<=n;i++) if(dis[i]==mi) ans.push_back(i);
	}
	printf("%d\n",int(ans.size()));
	for(int i=1;i<=ans.size();i++) printf("%d%c",ans[i-1]," \n"[i==ans.size()]);
}
int main(){
	int t=1;
	scanf("%d",&t);
	while(t--) Solve();
	cerr<<clock()*1.0/CLOCKS_PER_SEC<<'\n';
}

这程序好像有点Bug,我给组数据试试?

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3972kb

input:

2
3 10 5
3 4
3 5
3 6
3 10 4
-7 -6
4 5
5 4

output:

1
1
2
2 3

result:

ok 5 tokens

Test #2:

score: 0
Accepted
time: 1ms
memory: 6048kb

input:

100
6 100 50
42 -31
-66 7
13 84
94 13
51 -14
-18 9
12 100 50
-78 56
-56 -64
-22 54
-41 14
-14 55
21 -83
75 21
-51 56
-31 74
-34 79
22 -37
1 -12
14 100 50
15 71
-44 41
-56 78
-48 22
42 -2
-70 28
51 -34
49 -31
-36 67
63 70
34 9
27 -33
36 -93
-52 -19
8 100 14
21 89
67 60
-12 -3
24 -37
-51 14
-30 8
-75 ...

output:

1
6
1
12
1
11
4
3 4 5 6
7
1 4 6 8 9 12 13
1
1
6
2 4 5 7 13 14
7
1 3 4 5 6 7 9
1
11
9
1 2 3 4 5 6 7 8 9
1
29
1
5
1
29
47
1 2 3 4 5 6 7 9 10 11 12 14 17 18 19 21 22 24 25 26 27 28 30 31 32 33 34 35 36 37 38 39 40 41 43 44 45 46 47 48 50 51 52 53 54 55 56
2
21 29
20
1 5 6 7 10 13 14 18 21 25 26 30 33 3...

result:

ok 1674 tokens

Extra Test:

score: 0
Extra Test Passed