#include <bits/stdc++.h>
#define suiii ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define ll long long
#define co cout<<
//#pragma GCC optimize("O3,Ofast,unroll-loops")
//#pragma GCC target("avx2,sse3,sse4,avx")
using namespace std;
//stuff
ll n,m;
bool del[3005];
bool mat[3005][3005];
void solve(){
cin>>n>>m;
for(int i=1;i<=m;i++){
ll a,b;
cin>>a>>b;
mat[a][b]=1;
mat[b][a]=1;
}
for(int i=1;i<=n;i++){
if(del[i]) continue;
for(int j=i+1;j<=n;j++){
if(del[j]) continue;
if(mat[i][j]==0){
del[i]=1;
del[j]=1;
break;
}
}
}
ll num=0;
for(int i=1;i<=n;i++){
if(del[i]==0&&num<n/3){
co i<<' ';
num++;
}
}
}
int main()
{
suiii
int t=1;
// cin>>t;
while(t--){
solve();
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
604 KB |
Output is correct |
3 |
Correct |
1 ms |
2652 KB |
Output is correct |
4 |
Correct |
1 ms |
2652 KB |
Output is correct |
5 |
Correct |
1 ms |
2652 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
2652 KB |
Output is correct |
2 |
Correct |
7 ms |
2652 KB |
Output is correct |
3 |
Correct |
8 ms |
3324 KB |
Output is correct |
4 |
Correct |
8 ms |
3192 KB |
Output is correct |
5 |
Correct |
8 ms |
3412 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
2652 KB |
Output is correct |
2 |
Correct |
29 ms |
4700 KB |
Output is correct |
3 |
Correct |
29 ms |
4696 KB |
Output is correct |
4 |
Correct |
30 ms |
4696 KB |
Output is correct |
5 |
Correct |
31 ms |
4696 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
13 ms |
2904 KB |
Output is correct |
2 |
Correct |
75 ms |
6748 KB |
Output is correct |
3 |
Correct |
73 ms |
6744 KB |
Output is correct |
4 |
Correct |
71 ms |
6780 KB |
Output is correct |
5 |
Correct |
72 ms |
6748 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
22 ms |
4700 KB |
Output is correct |
2 |
Correct |
107 ms |
6744 KB |
Output is correct |
3 |
Correct |
106 ms |
6748 KB |
Output is correct |
4 |
Correct |
106 ms |
6744 KB |
Output is correct |
5 |
Correct |
116 ms |
17488 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
65 ms |
6744 KB |
Output is correct |
2 |
Correct |
147 ms |
6744 KB |
Output is correct |
3 |
Correct |
129 ms |
6744 KB |
Output is correct |
4 |
Correct |
180 ms |
20048 KB |
Output is correct |
5 |
Correct |
136 ms |
20048 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
122 ms |
6780 KB |
Output is correct |
2 |
Correct |
176 ms |
8796 KB |
Output is correct |
3 |
Correct |
176 ms |
9048 KB |
Output is correct |
4 |
Correct |
182 ms |
8796 KB |
Output is correct |
5 |
Correct |
177 ms |
26752 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
150 ms |
9040 KB |
Output is correct |
2 |
Correct |
213 ms |
8792 KB |
Output is correct |
3 |
Correct |
206 ms |
8796 KB |
Output is correct |
4 |
Correct |
219 ms |
8796 KB |
Output is correct |
5 |
Correct |
246 ms |
8796 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
185 ms |
8796 KB |
Output is correct |
2 |
Correct |
277 ms |
8836 KB |
Output is correct |
3 |
Correct |
266 ms |
33908 KB |
Output is correct |
4 |
Correct |
318 ms |
34164 KB |
Output is correct |
5 |
Correct |
277 ms |
34128 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
223 ms |
8792 KB |
Output is correct |
2 |
Correct |
360 ms |
8796 KB |
Output is correct |
3 |
Correct |
362 ms |
37968 KB |
Output is correct |
4 |
Correct |
334 ms |
38268 KB |
Output is correct |
5 |
Correct |
294 ms |
38116 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
278 ms |
9052 KB |
Output is correct |
2 |
Correct |
273 ms |
9052 KB |
Output is correct |
3 |
Correct |
303 ms |
9048 KB |
Output is correct |
4 |
Correct |
330 ms |
40864 KB |
Output is correct |
5 |
Correct |
351 ms |
40868 KB |
Output is correct |