QOJ.ac
QOJ
			Time Limit:
			1 s		
				Memory Limit:
			2048 MB		
				Total points:
			100		
									
#14520. Exhibition
Statistics
			The problem was used in the following contests:
					
			
			This problem is prepared by 
insidejob			.
		
	
		The problem is available in the following languages:
		C++