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  1. #include <stdio.h>
  2. #include <conio.h>
  3. #include <stdlib.h>
  4. #include <time.h>
  5.  
  6. int arr[5], n=4;
  7. clock_t start, end;
  8. double time_taken;
  9. void easy(), hard();
  10. char input, choice;
  11. FILE * fPointer;
  12. int main(void)
  13. {
  14. 	start=clock();
  15. 	printf("WELCOME TO MASTERMIND!\n");
  16. 	printf("\nDifficulty: [E]asy/[H]ard:\n");
  17. 	beginning:
  18. 	scanf("%c", &input);
  19.  
  20. 	if(input=='E' || input=='e')
  21. 		{
  22. 		printf("\nEasy mode. None of the digits repeat.\n");
  23. 		easy();
  24. 		end=clock();
  25. 	time_taken = (end-start)/CLOCKS_PER_SEC;
  26. 	printf("\nTime taken: %f seconds\n", time_taken);
  27. 	fPointer = fopen("save.txt", "w");
  28. 	fprintf(fPointer, "%f", time_taken);
  29. 	fclose(fPointer);
  30. 		}
  31.  
  32.  
  33. 	else if(input=='H' || input=='h')
  34. 		{
  35. 		printf("\nHard mode. Digits might repeat\n");
  36. 		hard();
  37. 		end=clock();
  38. 		time_taken = (end-start)/CLOCKS_PER_SEC;
  39. 		printf("\nTime taken: %f seconds\n", time_taken);
  40. 		fPointer = fopen("save.txt", "w");
  41. 		fprintf(fPointer, "%f", time_taken);
  42. 		fclose(fPointer);
  43. 		}
  44.  
  45. 	else 
  46. 	goto beginning;
  47.  
  48. 	printf("\n\nPlay again? [y/n]: ");
  49. 	again:
  50. 	scanf("%c", &choice);
  51. 	switch(choice)
  52. 	{
  53. 		case 'y': printf("\nDifficulty: [E]asy/[H]ard:\n") ; goto beginning; 
  54. 		case 'n': return 0;
  55. 		default: goto again;
  56. 	}
  57. 	return 0;
  58. }
  59.  
  60.  
  61. void easy()
  62. {
  63. 	int x, ran[4];
  64. 		srand(time(NULL));
  65.  
  66.  
  67. 		ran[0]=rand() %10;
  68.  
  69. 		check2:
  70. 		ran[1]=rand() %10;
  71. 		if( ran[1]!=ran[0])	
  72. 		{
  73. 		}
  74.  
  75. 		else goto check2;		
  76.  
  77. 	  check3:
  78. 	  	ran[2]=rand() %10;
  79. 	  	if((ran[2]!=ran[1] )&& (ran[2]!=ran[0]))
  80.  
  81. 	  		{	
  82. 		    }
  83. 		else goto check3;	  	
  84.  
  85. 	  	ran[3]=rand() %10;
  86. 	  	if((ran[3]!=ran[2]) && (ran[3]!=ran[1]) && (ran[3]!=ran[0]))
  87. 	  		{
  88. 		  	}
  89.  
  90. 	  for(x=0;x<4;x++)
  91. 	  {
  92. 	  	printf("%i", ran[x]);
  93. 	  }
  94.  
  95. }
  96.  
  97.  
  98. void hard()
  99. {
  100. 		int x, ran[4];	
  101. 		srand(time(NULL));
  102.  
  103. 		for(x=0;x<4;x++)
  104. 		{
  105. 			ran[x]=rand() %10;
  106. 			printf("%i", ran[x]);
  107. 		}
  108.  
  109. }
  110.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments ()
stdin
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Standard input is empty
compilation info 
prog.c:2:19: fatal error: conio.h: No such file or directory
 #include <conio.h>
                   ^
compilation terminated.
stdout
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Standard output is empty
https://ideone.com/GogdeA
language:
C (gcc 8.3)
created:
6 years ago
visibility:
public

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