Arief Ridwan

@ridwanptf12

Indonesia, Surabaya

Joined Sep 2012

World Rank: #17751 (1.8 points)

Institution: Institut Teknologi Sepuluh Nopember

Activity over the last year

Effectiveness

 Problems solved
15
 Solutions submitted
218

Problems

List of solved classical problems:

ACPC10A FASHION TOHU
ADDREV NITT2
CANDY OLOLO
CERC07B REBOUND
CIVIL SILVER
COIN STAMPS
DIEHARD TEST

TODO list of classical problems:

PALIN PRINT
PON