Submission #1318750
Source Code Expand
#include <bits/stdc++.h> using namespace std; const int DIM = 2e5 + 5; int oki[DIM]; vector<int> edg[DIM]; void dfs( int x ) { oki[x] = 1; for( int y : edg[x] ) { if( oki[y] == 0 ) dfs( y ); } return; } int main( void ) { int n, m; cin >> n >> m; for( int i = 1; i <= n; i ++ ) { int s; cin >> s; for( int j = 1; j <= s; j ++ ) { int x; cin >> x; edg[i].push_back( x + n ); edg[x + n].push_back( i ); } } dfs( 1 ); if( accumulate( oki + 1, oki + n + 1, 0 ) == n ) cout << "YES\n"; else cout << "NO\n"; return 0; }
Submission Info
Submission Time | |
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Task | C - Interpretation |
User | EmanuelNrx |
Language | C++14 (GCC 5.4.1) |
Score | 400 |
Code Size | 779 Byte |
Status | AC |
Exec Time | 67 ms |
Memory | 8960 KB |
Judge Result
Set Name | sample | dataset1 | dataset2 | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 200 / 200 | 200 / 200 | ||||||
Status |
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Set Name | Test Cases |
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sample | sample-01.txt, sample-02.txt |
dataset1 | sample-01.txt, sample-02.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt |
dataset2 | sample-01.txt, sample-02.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 02-01.txt, 02-02.txt, 02-03.txt, 02-04.txt, 02-05.txt, 02-06.txt, 02-07.txt, 02-08.txt, 02-09.txt, 02-10.txt, 02-11.txt, 02-12.txt, 02-13.txt, sample-01.txt, sample-02.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01-01.txt | AC | 3 ms | 4992 KB |
01-02.txt | AC | 3 ms | 4992 KB |
01-03.txt | AC | 4 ms | 4992 KB |
01-04.txt | AC | 3 ms | 4992 KB |
01-05.txt | AC | 3 ms | 4992 KB |
01-06.txt | AC | 4 ms | 4992 KB |
01-07.txt | AC | 3 ms | 4992 KB |
01-08.txt | AC | 4 ms | 4992 KB |
01-09.txt | AC | 4 ms | 4992 KB |
01-10.txt | AC | 4 ms | 4992 KB |
02-01.txt | AC | 52 ms | 8192 KB |
02-02.txt | AC | 57 ms | 8960 KB |
02-03.txt | AC | 52 ms | 7808 KB |
02-04.txt | AC | 66 ms | 8704 KB |
02-05.txt | AC | 62 ms | 8832 KB |
02-06.txt | AC | 67 ms | 8704 KB |
02-07.txt | AC | 62 ms | 8832 KB |
02-08.txt | AC | 44 ms | 8824 KB |
02-09.txt | AC | 63 ms | 8824 KB |
02-10.txt | AC | 54 ms | 8824 KB |
02-11.txt | AC | 53 ms | 8824 KB |
02-12.txt | AC | 53 ms | 8704 KB |
02-13.txt | AC | 53 ms | 8704 KB |
sample-01.txt | AC | 3 ms | 4992 KB |
sample-02.txt | AC | 3 ms | 4992 KB |