ORG 0000H
	LJMP MAIN
	
	
ORG 30H
	MAIN:
		CLR P1.2
		MOV A ,#15H
		MOV R0,A
		MOV B, #10H
		DIV AB
		MOV A,B
		MOV R1,A
		MOV A,R0
		SWAP A
		MOV B,#10H
		DIV AB
		MOV A,B
		MOV R2,A
		ACALL CALC
		ACALL CHECK
				
		
	CALC:
		MOV A , R1
		MOV B, R1
		MUL AB
		MOV B,R1
		MUL AB
		MOV R3,A

		MOV A , R2
		MOV B, R2
		MUL AB
		MOV B,R2
		MUL AB
		MOV R4,A

		MOV A,R3
		MOV B,R4
		ADD A,B
		RET
		
	CHECK:
		CLR P1.2
		MOV B,R0
		CJNE A,B ,NOWAVE
		
	WAVE:
	AGAIN: 
		SETB P1.2
		SJMP AGAIN
		
	NOWAVE:
		NOAGAIN:
		CLR P1.2
		SJMP NOAGAIN
END