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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
#665535#9462. Safest Buildingsucup-team4975#AC ✓1ms3876kbC++231.5kb2024-10-22 13:54:372024-10-22 13:54:45

Judging History

你现在查看的是最新测评结果

  • [2024-10-22 13:54:45]
  • 评测
  • 测评结果:AC
  • 用时:1ms
  • 内存:3876kb
  • [2024-10-22 13:54:37]
  • 提交

answer

#define _CRT_SECURE_NO_WARNINGS
#include<iostream>
#include<cstring>
#include<iomanip>
#include<string>
#include<vector>
using namespace std;

const int N=5010;

typedef long long ll;
const ll inf=1000000000000000000ll;
int n,R,r;
struct Circle{
	int x,y;
	ll val;
}a[N];
vector<int>ans;

inline ll fpow(ll x)
{
	return x*x;
}


int main()
{
	int T;
	scanf("%d",&T);
	while(T--)
	{
		ans.clear();
		scanf("%d%d%d",&n,&R,&r);
		for(int i=1;i<=n;i++)
			scanf("%d%d",&a[i].x,&a[i].y),a[i].val=0ll;
		bool has_maxi=0;
		int m=R-r;
		if(m<=r)
		{
			for(int i=1;i<=n;i++)
			{
				if(fpow(a[i].x)+fpow(a[i].y)>=fpow(1ll*m+r))
					a[i].val=-2;
				else if(fpow(a[i].x)+fpow(a[i].y)<=fpow(1ll*r-m))
					a[i].val=-1,has_maxi=1;
				else 
					a[i].val=fpow(a[i].x)+fpow(a[i].y);
			}
		}
		else
		{
			for(int i=1;i<=n;i++)
			{
				if(fpow(a[i].x)+fpow(a[i].y)>=fpow(1ll*m+r))
					a[i].val=-2;
				else if(fpow(a[i].x)+fpow(a[i].y)<=fpow(1ll*m-r))
					a[i].val=-1,has_maxi=1;
				else 
					a[i].val=fpow(a[i].x)+fpow(a[i].y);
			}
		}
		if(has_maxi)
		{
			for(int i=1;i<=n;i++)
				if(a[i].val==-1)ans.push_back(i);
		}
		else 
		{
			ll mini=inf;
			for(int i=1;i<=n;i++)
				if(a[i].val>=0)mini=min(mini,a[i].val);
			for(int i=1;i<=n;i++)
				if(a[i].val==mini)ans.push_back(i);
		}
		int siz=ans.size();
		printf("%d\n",siz);
		for(int i=0,lim=ans.size();i<lim;i++)
		{
			printf("%d",ans[i]);
			if(i!=lim-1)putchar(' ');
		}
		putchar('\n');
	}
	return 0;
}

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: 3808kb

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: 3876kb

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