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Cod sursa(job #125369)
#include <cstdio>
int main()
{
freopen("xerox.in", "r", stdin);
freopen("xerox.out", "w", stdout);
int tmp, T, N;
scanf("%d", &T);
for(; T>0; --T)
{
int value=0;
scanf("%d %d %d", &N, &tmp, &tmp);
for(int i=0; i<N; ++i)
{
scanf("%d", &tmp);
value ^= tmp;
for(int i=0; i<tmp; ++i)
{
int tmp2;
scanf("%d %d", &tmp2, &tmp2);
}
}
printf("%d\n", (value!=0));
}
return 0;
}