User Roland

30 / 30

AC | C++17

Tổng đoạn [l,r]

on Sept. 17, 2026, 1:25 p.m.

1.00pp

weighted 100% (1.00pp)

30 / 30

AC | C++17

Tổng mảng

on Sept. 17, 2026, 1:12 p.m.

1.00pp

weighted 99% (0.99pp)

21 / 21

AC | C++17

ĐÈN SÁNG HAY TỐI

on Sept. 25, 2026, 9:21 a.m.

0.10pp

weighted 97% (0.10pp)

5 / 5

AC | C++17

on Sept. 24, 2026, 12:52 p.m.

0.01pp

weighted 96% (0.01pp)

Problem	Score
ĐÈN SÁNG HAY TỐI	0.100 / 0.100
Tổng, hiệu, tích, thương	0.010 / 0.010

Problem	Score
Tổng đoạn [l,r]	1 / 1
Tổng mảng	1 / 1