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qqrnt
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no name rights until candidate master
qqrnt
Specialist
China
Joined Aug 9, 2026
Achievements (52)
Overview
Rating
Achievements
Rating
1413
Problems
27
Submissions
32
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2026
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qqrnt
has joined contest
Eolymp Test Round
15 時間前
qqrnt
solved problem
Number of even elements in a two-dimensional array (#9572)
on first attempt
22 時間前
qqrnt
solved problem
Largest in each column (#9561)
on first attempt
22 時間前
qqrnt
solved problem
Rows with maximum sum (#9564)
on 2 attempt
22 時間前
qqrnt
solved problem
Diagonals (#4751)
on first attempt
22 時間前
qqrnt
solved problem
Rows with minimal elements (#9563)
on first attempt
22 時間前
qqrnt
solved problem
Sum of positives in a matrix (#8524)
on first attempt
22 時間前
qqrnt
solved problem
Subarray Sums I (#11721)
on first attempt
3 日前
qqrnt
solved problem
Number of sentences (#912)
on first attempt
3 日前
qqrnt
solved problem
The first element not greater than 2.5 (#907)
on first attempt
3 日前
qqrnt
solved problem
Product of digits (#906)
on first attempt
3 日前
qqrnt
has completed the contest
Weekend Practice #26
and scored 415 points
6 日前
qqrnt
earned achievement
Student
6 日前
qqrnt
earned achievement
Explorer
6 日前
qqrnt
has joined contest
KNU Student Olympiad 2026, 1 stage (Mirror)
6 日前
qqrnt
solved hidden problem on 2 attempt
6 日前
qqrnt
solved hidden problem on first attempt
6 日前
qqrnt
has joined contest
Weekend Practice #26
6 日前
qqrnt
solved problem
Fibonacci Fever (#12483)
on first attempt
14 日前
qqrnt
earned achievement
Beyond the Limit
14 日前
qqrnt
earned achievement
Hardmode
14 日前
qqrnt
solved problem
Sum in field (#12318)
on first attempt
14 日前
qqrnt
solved problem
Field modulo (#12317)
on 2 attempt
14 日前
qqrnt
solved problem
Fibonacci problem again (#1250)
on first attempt
17 日前
qqrnt
solved problem
Flags (#9558)
on 2 attempt
17 日前