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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int Rock = 0, Paper = 1, Scissors = 2;
  5.  
  6. //MAX FUNCTION
  7. int maximum(float i,  float j, float k ) {
  8. 	int max;
  9. 	if (i > j && i > k)
  10. 		max = 0;
  11. 	else if (j > i && j > k)
  12. 		max = 1;
  13. 	else if (k > i && k > j)
  14. 		max = 2;
  15. 	else
  16.             max = -1;
  17. 	return max;
  18. }
  19.  
  20. int main(int argc, char* argv[])
  21. {
  22. 	int player= 3, computer, Vrr=20, Vpr=20, Vsr=20, Vrp=20, Vpp=20, Vsp=20, Vrs=20, Vps=20, Vss=20, max; 
  23. 	float Prr, Prp, Prs, Pps, Ppr, Ppp, Psp, Psr, Pss;
  24. 	printf("Begin:\n");
  25.  
  26. 	while (player != -1)
  27. 	{
  28. 		printf("Rock (=0), Paper (=1) or Scissors (=2)? To Exit, Enter -1\n");
  29. 		scanf("%d", &player);
  30.  
  31. 		//COMPUTING PROBABLITIES
  32.                 //Subscripts are PLAYER-COMPUTER
  33. 		if (player == Rock) {
  34. 			Prr = Vrr / (Vrr + Vrp + Vrs);
  35. 			Prp = Vrp / (Vrr + Vrp + Vrs);
  36. 			Prs = Vrs / (Vrr + Vrp + Vrs);
  37. 			max = maximum(Prr, Prp, Prs);
  38. 			if (max == -1)
  39. 				computer = rand() % 3;
  40.                         else
  41.                             computer= max;
  42. 		}
  43. 		else if (player == Paper) {
  44. 			Pps = Vps / (Vpr + Vpp + Vps);
  45. 			Ppr = Vpr / (Vpr + Vpp + Vps);
  46. 			Ppp = Vpp / (Vpr + Vpp + Vps);
  47. 			max = maximum(Pps, Ppr, Ppp);
  48. 			if (max == -1)
  49. 				computer = rand() % 3;
  50.                         else
  51.                             computer= max;
  52. 		}
  53. 		else {
  54. 			Psp = Vsp / (Vsr + Vsp + Vss);
  55. 			Psr = Vsr / (Vsr + Vsp + Vss);
  56. 			Pss = Vss / (Vsr + Vsp + Vss);
  57. 			max = maximum(Psp, Psr, Pss);
  58. 			if (max == -1)
  59. 				computer = rand() % 3;
  60.                         else
  61.                             computer= max;
  62. 		}
  63.  
  64.                 //DISPLAY PLAYER'S MOVE
  65.                 if (player == 0)
  66. 		{
  67. 			printf("Rock\n");
  68. 		}
  69. 		else if (player == 1)
  70. 		{
  71. 			printf("Paper\n");
  72. 		}
  73. 		else if (player == 2)
  74. 		{
  75. 			printf("Scissors\n");
  76. 		}
  77.                 else
  78.                     break;
  79.  
  80. 		//DISPLAY COMPUTER'S MOVE
  81. 		if (computer == 0)
  82. 		{
  83. 			printf("Rock\n");
  84. 		}
  85. 		else if (computer == 1)
  86. 		{
  87. 			printf("Paper\n");
  88. 		}
  89. 		else
  90. 		{
  91. 			printf("Scissors\n");
  92. 		}
  93.  
  94. 		// DISPLAY RESULTS OF ROUND
  95. 		if (player == Rock)
  96. 		{
  97. 			if (computer == Rock)
  98. 			{
  99. 				printf("Draw");
  100. 			}
  101. 			else if (computer == Paper)
  102. 			{
  103. 				Vrp++;
  104. 				printf("You Lose!");
  105. 			}
  106. 			else
  107. 			{
  108. 				Vrs--;
  109. 				printf("You Win!");
  110. 			}
  111. 		}
  112. 		else if (player == Paper)
  113. 		{
  114. 			if (computer == Rock)
  115. 			{
  116. 				Vpr--;
  117. 				printf("You Win");
  118. 			}
  119. 			else if (computer == Paper)
  120. 			{
  121. 				printf("Draw");
  122. 			}
  123. 			else
  124. 			{
  125. 				Vpp++;
  126. 				printf("You Win!");
  127. 			}
  128. 		}
  129. 		else if (player == Scissors)
  130. 		{
  131. 			if (computer == Rock)
  132. 			{
  133. 				Vsr++;
  134. 				printf("You Lose!");
  135. 			}
  136. 			else if (computer == Paper)
  137. 			{
  138. 				Vsp--;
  139. 				printf("You Win!");
  140. 			}
  141. 			else
  142. 			{
  143. 				printf("Draw");
  144. 			}
  145. 		}
  146.                 printf("\n");
  147. 	}
  148. 	printf("Thank you for playing! :))\n");
  149.     return 0;
  150. }
  151.  
Success #stdin #stdout 0.01s 5320KB
comments (?)
stdin 
Standard input is empty
stdout 
Begin:
Rock (=0), Paper (=1) or Scissors (=2)? To Exit, Enter -1
Thank you for playing! :))
https://ideone.com/dznlKz
language:
C (gcc 8.3)
created:
6 days ago
visibility:
public

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