//16輪DES?加解密算法

#include?
#include?

//初始置換IP
int?IP[64]?=?{	58?50?42?34?26?18?10?2
				60?52?44?36?28?20?12?4
				62?54?46?38?30?22?14?6
				64?56?48?40?32?24?16?8
				57?49?41?33?25?17?9?1
				59?51?43?35?27?19?11?3
				61?53?45?37?29?21?13?5
				63?55?47?39?31?23?15?7
};
//逆初始置換IP_1
int?IP_1[64]?=?{	40?8?48?16?56?24?64?32
					39?7?47?15?55?23?63?31
					38?6?46?14?54?22?62?30
					37?5?45?13?53?21?61?29
					36?4?44?12?52?20?60?28
					35?3?43?11?51?19?59?27
					34?2?42?10?50?18?58?26
					33?1?41?9?49?17?57?25
};
//擴充置換表32-48
//E-邊上兩列為擴展內容中間32bit為原文
int?E_Table[48]?=?{?31?0?1?2?3?4
					3?4?5?6?7?8
					7?89101112
					111213141516
					151617181920
					192021222324
					232425262728
					2728293031?0?
};

//置換函數P??
int?P_Table[32]?=?{?16?7?20?21?29?12?28?17
					1?15?23?26?5?18?3110
					2?8?24?14?32?27?3?9
					19?13?30?6?22?11?4?25
};

//S盒?壓縮48-32
//8個s盒?
//6進4出?一與最后2bit選擇行，中間4個選列，110011?3行9列；s1中為11即1011；

int?S[8][4][16]?=?{
	//?S1???

	1441312151183106125907
	0157414213110612119538
	4114813621115129731050
	1512824917511314100613
	
	//?S2???

	1518146113497213120510
	3134715281412011069115
	0147111041315812693215
	1381013154211671205149

	//?S3???

	1009146315511312711428
	1370934610285141211151
	1364981530111212510147
	1101306987415143115212

	//?S4???

	7131430691012851112415
	1381156150347212110149
	1069012117131513145284
	3150610113894511127214

	//?S5???

	2124171011685315130149
	1411212471315015103986
	4211110137815912563014
	1181271142136150910453

	//?S6???

	1211015926801334147511
	1015427129561131401138
	9141552812370410113116
	4321295151011141760813

	//?S7???

	4112141508133129751061
	1301174911014351221586
	1411131237141015680592
	6111381410795015142312

	//?S8???

	1328461511110931450127
	1151381037412561101492
	7114191214206101315358
	2114741081315129035611

};

//子密鑰生成——置換選擇1?
int?PC_1[56]?=?{	5648403224168
					0574941332517
					915850423426
					1810259514335
					62544638302214
					6615345372921
					1356052443628
					201242719113?
};

//子密鑰生成-置換選擇2??
int?PC_2[48]?=?{	1316102304
					227145209
					221811