;r[4];y[5];r[resign] ;r[4];y[resign] ;r[4];y[5];r[resign] ;r[4];y[resign] ;r[4];y[resign] ;r[2];y[7];r[resign] ;r[4];y[resign] ;r[2];y[4];r[4];y[4];r[2];y[4];r[2];y[2];r[3];y[4];r[4];y[3];r[resign]