QOJ.ac
QOJ
			Time Limit:
			2.0 s		
				Memory Limit:
			1024 MB		
				Total points:
			100		
									
		Hackable ✓
	
#10742. Path Summing Problem
统计
			此題目在以下比賽中使用過:
					
			
			This problem is prepared by 
Suika_predator and TsReaper			.