Submission #357243

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
357243	2021-01-24 03:27:21	daniel920712	Parachute rings (IOI12_rings)	C++14	0 / 100	3147 ms	74252 KiB

rings

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#include <stdio.h>
#include <stdlib.h>
#include <vector>
using namespace std;
int N;
int who;
vector < int > Next[1000005],tt;
int deg[1000005];
bool have[1000005];
int ok=1;
int x=0,y=0,z=0;
void Init(int N_)
{
    N = N_;
}
void Link(int A, int B)
{
    Next[A].push_back(B);
    Next[B].push_back(A);
    deg[A]++;
    deg[B]++;
}
void F(int here)
{
    y++;
    int t=0;
    have[here]=1;
    for(auto i:Next[here]) if(!have[i]&&i!=who) F(i);
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

rings.cpp: In function 'void F(int)':
rings.cpp:27:9: warning: unused variable 't' [-Wunused-variable]
   27 |     int t=0;
      |         ^

• Subtask 1: 0 / 20
• Subtask 2: 0 / 17
• Subtask 3: 0 / 18
• Subtask 4: 0 / 14
• Subtask 5: 0 / 31