QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#657680 | #9246. Dominating Point | Vegetog# | TL | 383ms | 104092kb | C++20 | 1.4kb | 2024-10-19 15:14:15 | 2024-10-19 15:14:16 |
Judging History
answer
#include<bits/stdc++.h>
// #define int long long
using namespace std;
using ll =long long;
const int N=5000+6;
char a[N][N];
bool b[N][N];
void solve()
{
int n;cin>>n;
vector<vector<int>> g(n+1);
// vector<vector<int>> h(n+1);
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++){
cin>>a[i][j];
if(a[i][j]=='1'){
g[i].push_back(j);
}
}
}
vector<int> ans;
vector<int> p(n+1);
iota(p.begin(),p.end(),0);
shuffle(p.begin()+1,p.end(),default_random_engine(time(NULL)));
for(int I=1;I<=n;I++){
int i=p[I];
for(auto it : g[i]){
for(auto jt : g[it]){
// h[i].push_back(jt);
b[i][jt]=it;
}
}
int cnt=0;
for(int j=1;j<=n;j++){
if(i==j||a[i][j]=='1'){
cnt++;
continue;
}
if(b[i][j]>0){
cnt++;
}
}
if(cnt==n){
ans.push_back(i);
}
if(ans.size()==3){
for(auto it : ans){
cout<<it<<" ";
}
cout<<"\n";
return ;
}
}
cout<<"NOT FOUND"<<"\n";
}
signed main(){
ios::sync_with_stdio(0);
cin.tie(nullptr),cout.tie(nullptr);
int T=1;
// cin>>T;
while(T--){
solve();
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 5748kb
input:
6 011010 000101 010111 100001 010100 100010
output:
6 4 1
result:
ok OK, Answer correct.
Test #2:
score: 0
Accepted
time: 1ms
memory: 5712kb
input:
3 011 001 000
output:
NOT FOUND
result:
ok OK, Answer correct.
Test #3:
score: 0
Accepted
time: 0ms
memory: 6004kb
input:
3 010 001 100
output:
2 3 1
result:
ok OK, Answer correct.
Test #4:
score: 0
Accepted
time: 366ms
memory: 101916kb
input:
4994 0100001010011001010101110010101000111101111100100001110010000111100000000100110100101000001010100000010010010110110110111010010010100110100000110110111001010111010111010111011001000101001000010001010111110000000100001100000111100011001010010111011100111010101110011000010111101011111110001111110...
output:
3640 3052 186
result:
ok OK, Answer correct.
Test #5:
score: 0
Accepted
time: 383ms
memory: 103284kb
input:
4994 0000000110000010100001001010100101010001000000011001110000111011100010100100001001011100000101100000100100001101101101010010110011101100101001100101110010001111110111001101000110111001010011101001010101000000111101101111001011111011000001110010000000110101010010010100100101111111001000111111011...
output:
4688 1429 3848
result:
ok OK, Answer correct.
Test #6:
score: 0
Accepted
time: 375ms
memory: 104092kb
input:
4995 0010100011010011000010101100100000011100110100010101010101000001011110100010001001011001100001111100011010001110011101111001110001000000101010001000010000010001011010010001100001010111011111011011110110000101001000000100000000000010111010101111111100001010001000000001001110000110011001111001111...
output:
2402 3280 937
result:
ok OK, Answer correct.
Test #7:
score: 0
Accepted
time: 365ms
memory: 103276kb
input:
4998 0011100111111001011100001111010010000111001110101001001011010111100010001110000001000010011011011110001110101111010011000101001101001000100110111110001001100111111000010101010101000110011100011001010110111110000100000010000101001000100011000010101111101101000000101010100111010101111101111100010...
output:
4192 1067 4676
result:
ok OK, Answer correct.
Test #8:
score: 0
Accepted
time: 380ms
memory: 101956kb
input:
4994 0010111010011101101110001111100011010010010000101101110110110000100010000101011100000001011100010001000011010101011111100011010000010110000011110010011000101011100011110110011101110000101100111110000110100111001101000100011001001001100001101110001100111011100111001011001011010111111001001000010...
output:
2740 3278 3217
result:
ok OK, Answer correct.
Test #9:
score: 0
Accepted
time: 1ms
memory: 5964kb
input:
1 0
output:
NOT FOUND
result:
ok OK, Answer correct.
Test #10:
score: 0
Accepted
time: 1ms
memory: 5736kb
input:
2 01 00
output:
NOT FOUND
result:
ok OK, Answer correct.
Test #11:
score: -100
Time Limit Exceeded
input:
4998 0101101111101110111110111111111111111101111111010110100111111101110101111101111110101111011111100010111011110100111111111101011101101100110111101110110101101110111011001111101011111101111001111101011111100110111110010011010111101111011010110101011111101011101110111111101101011111010010110101111...