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Cod sursa(job #463477)
#include <cstdio>
#include <cstring>
#define file_in "xerox.in"
#define file_out "xerox.out"
int T,sg[1000];
void citire()
{
freopen(file_in,"r",stdin);
freopen(file_out,"w",stdout);
scanf("%d", &T);
}
void solve()
{
int rez;
int i,j,x,y,dx,dy,n,m,viz[500];
sg[0]=0;
sg[1]=1;
sg[2]=2;
for (i=3;i<=200;++i)
{
memset(viz,0,sizeof(viz));
for (j=0;j<=i-1;++j)
{
x=j;
y=i-j-1;
viz[sg[x]^sg[y]]=1;
}
for (j=0;j<=i-2;++j)
{
x=j;
y=i-j-2;
viz[sg[x]^sg[y]]=1;
}
j=0;
while(viz[j]) j++;
sg[i]=j;
}
//for (int i=0;i<=20;++i) fprintf(stderr,"%d ", sg[i]);
while(T--)
{
rez=0;
scanf("%d %d %d", &n, &dx, &dy);
while(n--)
{
scanf("%d", &m);
for (int i=1;i<=m;++i)
scanf("%d %d",&x, &y);
rez^=m;
}
if (rez>0)
printf("1\n");
else
printf("0\n");
}
}
int main()
{
citire();
solve();
return 0;
}