fork download
copy 
  1. #include <stdio.h>
  2.  
  3. #define SIZE 10
  4. double stack[SIZE];
  5. int sp;
  6.  
  7. int isFull(void){
  8. 	if(sp>=SIZE){
  9. 		return 1;
  10. 	}else{
  11. 		return 0;
  12. 	}
  13. }
  14.  
  15. int isEmpty(void){
  16. 	if(sp<=0){
  17. 		return 1;
  18. 	}else{
  19. 		return 0;	
  20. 	}
  21. }
  22.  
  23.  
  24. void push(double value){
  25. 	if(isFull()){
  26. 		printf("スタックが満杯で入りませんでした\n");
  27. 		return;
  28. 	}else{
  29. 		stack[sp++]=value;
  30. 	}
  31. }
  32.  
  33. double pop(void){
  34. 	if(isEmpty()){
  35. 		printf("スタックが空で取り出せませんでした\n");
  36. 		return 0;
  37. 	}else{
  38. 		return stack[--sp];
  39. 	}
  40. }
  41.  
  42. void answer(void){
  43. 	printf("answer:%lf",pop());
  44. 	return;
  45. }
  46.  
  47. void reset(void){
  48. 	sp=0;
  49. }
  50.  
  51. int main(void) {
  52. 	double data,da;
  53. 	while(1){
  54. 		scanf("%lf",&data);
  55.  
  56. 		if(data==5){
  57. 			scanf("%lf",&da);
  58. 			push(da);
  59. 			printf("data:%lf\n",da);
  60. 		}
  61. 		if(data==1){
  62. 			double s=0,cal1,cal2;
  63. 			cal2=pop();
  64. 			cal1=pop();
  65. 			s=cal1+cal2;
  66. 			printf("%lf+%lf=%lf\n",cal1,cal2,s);
  67. 			push(s);
  68. 		}
  69.  
  70. 		if(data==2){
  71. 			double s=0,cal1,cal2;
  72. 			cal2=pop();
  73. 			cal1=pop();
  74. 			s=cal1-cal2;
  75. 			printf("%lf-%lf=%lf\n",cal1,cal2,s);
  76. 			push(s);
  77. 		}
  78.  
  79. 		if(data==3){
  80. 			double s=0,cal1,cal2;
  81. 			cal2=pop();
  82. 			cal1=pop();
  83. 			s=cal1*cal2;
  84. 			printf("%lf*%lf=%lf\n",cal1,cal2,s);
  85. 			push(s);
  86. 		}
  87.  
  88. 		if(data==4){
  89. 			double s=0,cal1,cal2;
  90. 			cal2=pop();
  91. 			cal1=pop();
  92. 			s=cal1/cal2;
  93. 			printf("%lf/%lf=%lf\n",cal1,cal2,s);
  94. 			push(s);
  95. 		}
  96.  
  97. 		if(data==9){
  98. 			answer();
  99. 			break;
  100. 		}
  101. 	}
  102. 	return 0;
  103. }
  104.  
Success #stdin #stdout 0s 5320KB
comments (?)
stdin
copy 
5
8
5
4
4
9
stdout
copy 
data:8.000000
data:4.000000
8.000000/4.000000=2.000000
answer:2.000000
https://ideone.com/xOsChT
language:
C99 (gcc 8.3)
created:
4 hours ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!