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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <memory.h>
  4.  
  5. #define FieldSize 20
  6. /*#define TimeMax 200*/
  7.  
  8. /*フィールドの初期化 (ファイルの読み込み)*/
  9. void init_field(int field[FieldSize][FieldSize], char *fname){
  10. 	int i,j;
  11. 	FILE *fp;
  12.  
  13. 	if ((fp=fopen(fname,"r"))==NULL){
  14. 		printf("init_field(): Cannot open \"%s\"\n", fname);
  15. 		exit(1);
  16. 	}
  17.  
  18. 	for (i=0; i<FieldSize; i++) {
  19. 		for(j=0; j<FieldSize; j++) {
  20. 			fscanf(fp, "%d ", &field[i][j]);
  21. 		}
  22. 		fscanf(fp, "\n");
  23. 	}
  24. 	fclose(fp);
  25. }
  26.  
  27. int around_count(int I, int J, int field[FieldSize][FieldSize]){
  28. 	int i,j;
  29. 	int sum = 0;
  30. 	for(i=-1; i<=1; i++){
  31. 		for(j=-1 ;j<=1; j++){
  32. 			if (I+i < 0) continue;
  33. 			if (J+j < 0) continue;
  34. 			if (I+i >= FieldSize) continue;
  35. 			if (J+j >= FieldSize) continue;
  36. 			if (i==0 && j==0) continue;
  37. 			if (field[I+i][J+j]==1)
  38. 				sum++;
  39. 		}
  40. 	}
  41. 	return sum;
  42. }
  43.  
  44. void update_field(int field[FieldSize][FieldSize]){
  45. 	int i,j;
  46. 	int around;       
  47. 	int new_field[FieldSize][FieldSize]; 
  48. 	for(i=0; i<FieldSize; i++){
  49. 		for(j=0; j<FieldSize; j++){
  50. 			new_field[i][j] = 1;
  51. 			around = around_count(i,j,field);
  52. 			if (field[i][j]==0 && around==3) continue;
  53. 			if (field[i][j]==1 && (around==3 || around==2)) continue;
  54. 			new_field[i][j] = 0;
  55. 		}
  56. 	}
  57. 	memcpy((void*)field, (void*)new_field, sizeof(new_field));
  58. }
  59.  
  60. void display(int field[FieldSize][FieldSize]){
  61. 	int i,j;
  62. 	for (i=0; i<FieldSize; i++) {
  63. 		for (j=0; j<FieldSize; j++) {
  64. 			if (field[i][j]==1) {
  65. 				printf("@ ");
  66. 			} else {
  67. 				printf("_ ");
  68. 			}       
  69. 		}       
  70. 		printf("\n");
  71. 	}
  72. }
  73.  
  74. int main(int argc, char *argv[]){
  75. 	int t;
  76. 	int field[FieldSize][FieldSize];
  77.  
  78. 	if(argc!=2){
  79. 		printf("実行方法 : ./a.out 初期状態のファイル\n");
  80. 		exit(1);
  81. 	}
  82.  
  83. 	init_field(field, argv[1]);
  84. 	system("clear");
  85. 	for (;;) {
  86. 		system("clear");
  87. 		update_field(field);
  88. 		display(field);
  89. 		/*usleep(200000);*/
  90. 		getchar();
  91. 	}
  92.  
  93. 	return 0;
  94. }
  95.  
Runtime error #stdin #stdout 0.01s 2724KB
comments (?)
stdin 
Standard input is empty
stdout 
実行方法 : ./a.out 初期状態のファイル
https://ideone.com/DyffC
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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