#include using namespace std; int main() { int n,i,xy,zt; cin>>n; for(i=1;i<=n;i++) { cin>>xy; cout<<":"; cin>>zt; //} // for(i=1;i<=n;i++) //{ if(xy<=24 && zt<=60) { if(zt==00) cout<<"YES"; else if(xy%10==zt%10 && xy/10==zt/10) cout<<"YES"; else if(xy/10==zt%10 && xy%10==zt/10) cout<<"YES"; else if(xy%10-xy/10==1 && zt%10-zt/10==1 && zt/10-xy%10==1) cout<<"YES"; else if(xy*100+zt==1024 || xy*100+zt==2048) cout<<"YES"; else cout<<"NO"; } else cout<<"NO"; } return 0; }