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  1. /*
  2. 行列xを表示 
  3. 1 2 
  4. 3 4 
  5. 5 6 
  6.  
  7. 行列yを表示 
  8. 1 2 4 
  9. 3 6 9 
  10.  
  11. 行列xとyの積を表示 
  12.  */
  13. /* 計算する行列 */
  14. #define MATRIXA {{1,2},{3,4},{5,6}}    /* 行列A */
  15. #define MATRIXA_X 3		/* 行列Aの大きさ */
  16. #define MATRIXA_Y 2		/* 行列Aの大きさ */
  17. #define MATRIXB {{1,2,4},{3,6,9}}	/* 行列A */
  18. #define MATRIXB_X 2		/* 行列Bの大きさ */
  19. #define MATRIXB_Y 3		/* 行列Bの大きさ */
  20. /*-- 以上定数 --*/
  21.  
  22.  
  23. /* 以下ソース */
  24. #	define s			 float
  25. #define i int
  26. 	#	define XX \
  27. void X
  28. #				define 	PF 	"%f"
  29. 	#		define a	 MATRIXA
  30. 				#	define             ic(o) \
  31. ++o
  32. ;
  33. #	define a1 MATRIXA_X
  34. 			#		define C char
  35. #		define a2 MATRIXA_Y
  36. 	C t2[]= {0xe8,
  37. 			0xa1,0x8c,0xe5,0x88,0x97,0x79,0xe3,0x82,0x92,
  38. 0xe8,0xa1,0xa8,0xe7,0xa4,0xba,0x0};
  39. 	#			define 	p(o) f("%s\n",o)
  40. #		define 		b1 MATRIXB_X
  41. #define S		 sizeof
  42. 	#	define z 0
  43. 		#	define f __builtin_printf
  44. #			define 	b MATRIXB
  45. #		define			 b2 MATRIXB_Y
  46. 	#			define sz (4*la*lb)
  47. #define 				SP " "
  48. 		#define EY p(e)
  49. #define M main
  50. 	C t1[]= 	{0xe8,0xa1,0x8c,0xe5,
  51. 0x88,0x97,0x78,0xe3,0x82,0x92,0xe8,0xa1,0xa8,0xe7,0xa4,0xba,0x0};
  52. #define B ()
  53. 		#define E X B, 0;
  54. #	define l(a) S(a)/S(a[0])
  55. 		# define al __builtin_alloca \
  56.  
  57. #define zr(o,c) \
  58. 	__builtin_memset(o,z,c)
  59. 	# define r for
  60. #define e \
  61. ""
  62. #define op PF SP
  63. 	C t3[]= {0xe8,0xa1,0x8c,0xe5,0x88,0x97,0x78,0xe3,0x81,0xa8,0x79,0xe3,0x81,0xae,0xe7,0xa9,0x8d,0xe3,0x82,0x92,0xe8,0xa1,0xa8,0xe7,0xa4,0xba,0x0};
  64. XX B{
  65. s ma[a1][a2]=a, mb[b1][b2]=b;
  66. i la=l(ma),la2=l(ma[z]);i lb=l(mb[z]),n=z,x,y,Z;
  67. s*o=al(sz);zr(o,sz);
  68. i lb2=l(mb);
  69. r(Z=z;Z<la;ic(Z)){r(y=z;y<lb;
  70. ic(y)){r(x=z;x<
  71. la2;ic(x)){o[n]+=ma[Z][x]*mb[x][y];
  72. }ic(n);}}
  73. p(t1);r(x=z;x<la;ic(x)){r(y=z;y<la2;ic(y)){
  74. f(op,ma[x][y]);}
  75. p(e);}EY;p(t2);r
  76. (x=z;x<lb2;ic(x)){r(
  77. y=z;y<lb;ic(y)){f(op,mb[x][y]);}
  78. p(e);}EY;p(t3);
  79. r(n=z,y=z;y<lb;ic(y)){r(x=z;x<la;ic(x)){
  80. f(op,o[n++]);}
  81. p(e);}}i M B{return
  82. E}
  83.  
Success #stdin #stdout 0.01s 1720KB
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Standard input is empty
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行列xを表示
1.000000 2.000000 
3.000000 4.000000 
5.000000 6.000000 

行列yを表示
1.000000 2.000000 4.000000 
3.000000 6.000000 9.000000 

行列xとyの積を表示
7.000000 14.000000 22.000000 
15.000000 30.000000 48.000000 
23.000000 46.000000 74.000000
https://ideone.com/u3RuAG
language:
C (gcc 8.3)
created:
12 years ago
visibility:
public

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