fork(2) download 
  1. #include <stdio.h>
  2. #include <time.h>
  3. #include<stdlib.h>
  4. int choose_target(int m[]){
  5.  
  6.   if(m[1]<=m[2] && m[1]<=m[3] && m[2] <= m[3]){ //1<2<3
  7.   	if (m[1] != 0) return 1;
  8.   	else if (m[2] != 0) return 2;
  9.   	else return 3;
  10.   }
  11.   if(m[1]<=m[2] && m[1]<=m[3] && m[3] <= m[2]){ //1<3<2
  12.   	if (m[1] != 0) return 1;
  13.   	else if (m[3] != 0) return 3;
  14.   	else return 2;
  15.   }
  16.   if(m[2]<=m[1] && m[1]<=m[3] && m[2] <= m[3]){ //2<1<3 
  17.   	if (m[2] != 0) return 2;
  18.   	else if (m[1] != 0) return 1;
  19.   	else return 3;
  20.   }
  21.   if(m[2]<=m[3] && m[3]<=m[1] && m[2] <= m[1]){ //2<3<1
  22.    	if (m[2] != 0) return 2;
  23.   	else if (m[3] != 0) return 3;
  24.   	else return 1;
  25.   }
  26.   if(m[3]<=m[1] && m[1]<=m[2] && m[3] <= m[2]){ //3<1<2
  27.   	if (m[3] != 0) return 3;
  28.   	else if (m[1] != 0) return 1;
  29.   	else return 2;
  30.   }
  31.   if(m[3]<=m[2] && m[2]<=m[1] && m[3] <= m[1]){ //3<2<1
  32.   	if (m[3] != 0) return 3;
  33.   	else if (m[2] != 0) return 2;
  34.   	else return 1;
  35.   }
  36.  
  37.  
  38. }
  39.  
  40.  
  41. int main(void) {
  42. 	int target[5],hit,bomb,count=0;
  43. 	srand(time(NULL));
  44. 	int sample = 10000000;
  45. 	for (int i=1;i<=sample;i++){
  46. 		target[0]=5;
  47. 		target[1]=11;
  48. 		target[2]=14;
  49. 		target[3]=14;
  50. 		target[4]=19;
  51. 		for (int j=1;j<=5;j++){
  52.  
  53. 			hit = choose_target(target);        //選三嘲諷血最低 
  54.  
  55. 			target[hit]--;                      //目標-1 
  56. 			do{
  57.  
  58. 				bomb = (rand()%5);              //炸彈目標 
  59.  
  60. 			}while(target[bomb]==0);            //非0血目標 
  61.  
  62. 			target[bomb] = target[bomb] - (rand()%4) - 1;  //炸彈造成傷害 
  63.  
  64. 			if(target[bomb]<0)target[bomb]=0;
  65. 							  }	
  66.  
  67. 		for (int k=6;k>=1;k--){					//六張牌抽牌 內有三炸彈 
  68. 			int draw = (rand()%k) + 1 ;
  69. 			if(draw>=4)target[4]=target[4]-5;
  70. 			else break;
  71.  
  72. 		}
  73.  
  74. 		if(target[4]<=0) count++;
  75.  
  76. 								}
  77. 		printf("percentage: %.6f",((float)count)/sample);
  78. 		return 0;
  79. }
  80.  
Success #stdin #stdout 1.3s 9424KB
comments (?)
stdin 
Standard input is empty
stdout 
percentage: 0.019927
https://ideone.com/REZDvn
language:
C (gcc 8.3)
created:
6 years 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!