Problem 11921  06  C. I. Valean (Romania).


Problem 11920  06  A. Plaza and S. Falcon (Spain).


Problem 11919  06  A. Alt (USA).


Problem 11918  06  Le Van Phu Cuong (Vietnam).


Problem 11917  06  O. Furdui (Romania).


Problem 11916  06  H. Ohtsuka (Japan) and R. Tauraso (Italy).


Problem 11915  06  M. E. Kidwell and M. D. Meyerson (USA).


Problem 11914  05  R. Chapman (UK) and R. Tauraso (Italy).


Problem 11910  05  C. I. Valean (Romania).


Problem 11909  05  H. Ohtsuka (Japan).


Problem 11908  05  G. E. Andrews (USA) and E. Deutsch (USA).


Problem 11907  04  X. Q. Chang (USA).


Problem 11906  04  R. Bosch (USA).


Problem 11905  04  C. Lupu (USA).


Problem 11903  04  P. Perfetti (Italy).


Problem 11902  04  C. I. Valean (Romania).


Problem 11901  04  D. Knuth (USA).


Problem 11900  03  G. Apostolopoulos (Greece).


Problem 11899  03  J. Sorel (Romania).


Problem 11898  03  R. Stanley (USA).


Problem 11897  03  P. Dalyay (Hungary).


Problem 11894  03  E. J. Ionascu (USA).


Problem 11892  02  F. Perdomo and A. Plaza (Spain).


Problem 11891  02  C. Chiser (Romania).


Problem 11890  02  G. Apostolopoulos (Greece).


Problem 11886  01  F. Holland (Ireland).


Problem 11885  01  C. I. Valean (Romania).


Problem 11884  01  C. Lupu and T. Lupu (Romania).


Problem 11883  01  H. Ohtsuka (Japan).


Problem 11882  01  D. Callan (USA).


Problem 11881  01  R. Bagby (USA).


Problem 11880  01  D. Andrica (Romania).

