View problem - Heat Stroke (JOI24_heat)

Language	Compilation command
C++20	/usr/bin/g++ -DEVAL -std=gnu++20 -O2 -pipe -static -s -o heat heat.cpp
C++17	/usr/bin/g++ -DEVAL -std=gnu++17 -O2 -pipe -static -s -o heat heat.cpp

Time limit	Memory limit	# of submissions	# of submitted users	Solved #	Accepted user ratio
2000 ms	2048 MiB	3	2	1	50.00%

Problem Source

Heat Stroke Batch Compilation commands