Happy New Year 2025

welcome to Happy New year 2K25!
Please click on attend contest to confirm registration.

Problem
#1: P1130 Angle Equalizer
#2: P1153 Is Date Possible?
#3: P1152 Special Array
#4: P1151 Max gcd group
#5: P1119 Maximizing Fixed Points
#6: P1158 Yet another Beautiful String
#7: P1156 Low cost water management
#8: P1157 Roy and Tree Permutation

Problem