#include<fstream.h>
bool a[2][9][9][9][9][9][9][9][9][9];
int main()
{ifstream f("hashuri.in");
ofstream h("hashuri.out");
long x,y,n,i;
f>>n;
for(i=1;i<=n;i++)
{f>>x>>y;
if(x==1)
a[(y/1000000000)%10][(y/100000000)%10][(y/10000000)%10][(y/1000000)%10][(y/100000)%10][(y/10000)%10][(y/1000)%10][(y/100)%10][(y/10)%10][y%10]=1;
else
if(x==2&&a[(y/1000000000)%10][(y/100000000)%10][(y/10000000)%10][(y/1000000)%10][(y/100000)%10][(y/10000)%10][(y/1000)%10][(y/100)%10][(y/10)%10][y%10]==1)
a[(y/1000000000)%10][(y/100000000)%10][(y/10000000)%10][(y/1000000)%10][(y/100000)%10][(y/10000)%10][(y/1000)%10][(y/100)%10][(y/10)%10][y%10]=0;
else
if(x==3)
h<<a[(y/1000000000)%10][(y/100000000)%10][(y/10000000)%10][(y/1000000)%10][(y/100000)%10][(y/10000)%10][(y/1000)%10][(y/100)%10][(y/10)%10][y%10]<<"\n";}
return 0;}