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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#671000 | #9246. Dominating Point | lfx-9877 | AC ✓ | 140ms | 28632kb | C++17 | 1.5kb | 2024-10-24 09:47:23 | 2024-10-24 09:47:24 |
Judging History
你现在查看的是测评时间为 2024-10-24 09:47:24 的历史记录
- [2024-11-22 18:38:25]
- hack成功,自动添加数据
- (/hack/1238)
- [2024-10-24 09:47:23]
- 提交
answer
#include <bits/stdc++.h>
#define int long long
using namespace std;
const int N = 5050;
const int INF = 1e9 + 10;
char ch[N][N];
int S[N],T[N],cnt[N];
int n,a,b,c;
int get_point(int *S)
{
memset(cnt,0,sizeof cnt);
for(int i=1;i<=S[0];i++) //S[0] 代表当前点集元素数目
{
for(int j=i+1;j<=S[0];j++)
{
if(ch[S[i]][S[j]]=='1') cnt[S[i]]++;
else cnt[S[j]]++;
}
}
int pos=S[1];
for(int i=2;i<=S[0];i++)
{
if(cnt[S[i]]>cnt[pos])
pos=S[i];
}
return pos;
}
void solve()
{
cin>>n;
for(int i=1;i<=n;i++)
{
scanf("%s",ch[i]+1);
S[++S[0]]=i;
}
a=get_point(S),S[0]=0;
if(cnt[a]==n-1) //只有一个支配点
{
cout<<"NOT FOUND"<<endl;
return;
}
for(int i=1;i<=n;i++)
{
if(a!=i)
{
if(ch[a][i]=='1') S[++S[0]]=i; //集合划分
else T[++T[0]]=i;
}
}
b=get_point(T);
if(cnt[b]!=T[0]-1)
{
S[0]=0;
for(int i=1;i<=T[0];i++)
{
if(T[i]!=b&&ch[b][T[i]]=='0')
S[++S[0]]=T[i];
}
c=get_point(S);
}
else
{
T[0]=0;
for(int i=1;i<=S[0];i++)
{
if(ch[S[i]][b]=='1')
T[++T[0]]=S[i];
}
c=get_point(T);
}
cout<<a<<' '<<b<<' '<<c<<endl;
}
signed main()
{
int t=1;
// cin >> t;
while (t--)
solve();
return 0;
}
这程序好像有点Bug,我给组数据试试?
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3700kb
input:
6 011010 000101 010111 100001 010100 100010
output:
3 1 4
result:
ok OK, Answer correct.
Test #2:
score: 0
Accepted
time: 0ms
memory: 3740kb
input:
3 011 001 000
output:
NOT FOUND
result:
ok OK, Answer correct.
Test #3:
score: 0
Accepted
time: 0ms
memory: 3728kb
input:
3 010 001 100
output:
1 3 2
result:
ok OK, Answer correct.
Test #4:
score: 0
Accepted
time: 130ms
memory: 28420kb
input:
4994 0100001010011001010101110010101000111101111100100001110010000111100000000100110100101000001010100000010010010110110110111010010010100110100000110110111001010111010111010111011001000101001000010001010111110000000100001100000111100011001010010111011100111010101110011000010111101011111110001111110...
output:
1505 3625 2684
result:
ok OK, Answer correct.
Test #5:
score: 0
Accepted
time: 137ms
memory: 28464kb
input:
4994 0000000110000010100001001010100101010001000000011001110000111011100010100100001001011100000101100000100100001101101101010010110011101100101001100101110010001111110111001101000110111001010011101001010101000000111101101111001011111011000001110010000000110101010010010100100101111111001000111111011...
output:
4094 227 2629
result:
ok OK, Answer correct.
Test #6:
score: 0
Accepted
time: 140ms
memory: 28632kb
input:
4995 0010100011010011000010101100100000011100110100010101010101000001011110100010001001011001100001111100011010001110011101111001110001000000101010001000010000010001011010010001100001010111011111011011110110000101001000000100000000000010111010101111111100001010001000000001001110000110011001111001111...
output:
86 487 1816
result:
ok OK, Answer correct.
Test #7:
score: 0
Accepted
time: 136ms
memory: 28496kb
input:
4998 0011100111111001011100001111010010000111001110101001001011010111100010001110000001000010011011011110001110101111010011000101001101001000100110111110001001100111111000010101010101000110011100011001010110111110000100000010000101001000100011000010101111101101000000101010100111010101111101111100010...
output:
3642 400 450
result:
ok OK, Answer correct.
Test #8:
score: 0
Accepted
time: 129ms
memory: 28484kb
input:
4994 0010111010011101101110001111100011010010010000101101110110110000100010000101011100000001011100010001000011010101011111100011010000010110000011110010011000101011100011110110011101110000101100111110000110100111001101000100011001001001100001101110001100111011100111001011001011010111111001001000010...
output:
4591 4236 4935
result:
ok OK, Answer correct.
Test #9:
score: 0
Accepted
time: 0ms
memory: 3844kb
input:
1 0
output:
NOT FOUND
result:
ok OK, Answer correct.
Test #10:
score: 0
Accepted
time: 0ms
memory: 3680kb
input:
2 01 00
output:
NOT FOUND
result:
ok OK, Answer correct.
Test #11:
score: 0
Accepted
time: 87ms
memory: 28496kb
input:
4998 0101101111101110111110111111111111111101111111010110100111111101110101111101111110101111011111100010111011110100111111111101011101101100110111101110110101101110111011001111101011111101111001111101011111100110111110010011010111101111011010110101011111101011101110111111101101011111010010110101111...
output:
1411 1681 2793
result:
ok OK, Answer correct.
Test #12:
score: 0
Accepted
time: 88ms
memory: 28556kb
input:
4998 0000001000000000010000100001001010101010000010010100000100000010100000100000100010011101010000000010000101101001001101100010100000000000010011010110000001011000000000010011000000100100010000000000000100110001010110010111000010000001100110110000100010001001100010001000010000011110001011000000100...
output:
2307 4716 3780
result:
ok OK, Answer correct.
Test #13:
score: 0
Accepted
time: 84ms
memory: 28424kb
input:
4998 0010101101011111101011000011111010001110000110101111101010010010111111010111101100001111110111010111000111111011111011110011111101010001111000000101110101000111111100100000011000010011110101010100011000000010100011011011000101101010010100110000000101001000111010101010001110101011011001100011100...
output:
2253 3540 3187
result:
ok OK, Answer correct.
Test #14:
score: 0
Accepted
time: 50ms
memory: 28380kb
input:
5000 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
4999 5000 1
result:
ok OK, Answer correct.
Extra Test:
score: 0
Extra Test Passed