#include #include int main(){ int q;std::cin>>q; for(int t=0;t>n>>I>>J; std::vector>a(n,std::vector(n)); int counter=0; int i=0,j=0; a.at(0).at(0)=counter++; while(j=1;k--){ if((n-k)%2==1){ for(int l=0;l