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  1. #include<stdio.h>/*a6x3i9*/
  2. #include<time.h>
  3.  
  4. int main(void){
  5. 	int a[5][5];
  6.  
  7. 	int num;
  8. 	int max=99;
  9. 	int total=10;
  10. 	srand((unsigned)time(NULL));
  11. 	for(int i=0;i<=4;i++){
  12. 		for(int j=0;j<=4;j++){
  13. 			a[i][j]=rand() % 99+1;
  14. 		}
  15. 	}
  16.  
  17. 	for(int i=0;i<=4;i++){
  18. 		for(int j=0;j<=4;j++){
  19. 			printf(" %2d",a[i][j]);
  20. 		}
  21. 			printf("\n");
  22. 	}
  23.  
  24. 	for(int k=0; k<total; k++){
  25. 		num=rand() % max+1;
  26. 		printf("%2d/%d回目の数:",k+1,total);
  27. 		printf(" %d\n",num);
  28.  
  29. 	for(int i=0; i<=4; i++){
  30. 		for(int j=0; j<=4; j++){
  31. 			if(a[i][j]==num)
  32. 				a[i][j]=0;
  33. 		}
  34. 	}
  35.  
  36. 	for(int i=0; i<=4; i++){
  37. 		for(int j=0; j<=4; j++){
  38. 			if(a[i][j]==0){
  39. 				printf("**");
  40. 			}else{
  41. 			printf(" %2d",a[i][j]);
  42. 			}
  43. 		}
  44. 		printf("\n");
  45. 	}
  46.  
  47. 	getchar();
  48. }
  49.  
  50. return 0;
  51.  
  52. }
  53.  
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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 75  8 91 19 41
 17  2 97 79 16
 62 55 11 79 78
 62 57 54 73 50
 46  8 42 90 96
 1/10回目の数: 16
 75  8 91 19 41
 17  2 97 79**
 62 55 11 79 78
 62 57 54 73 50
 46  8 42 90 96
 2/10回目の数: 56
 75  8 91 19 41
 17  2 97 79**
 62 55 11 79 78
 62 57 54 73 50
 46  8 42 90 96
 3/10回目の数: 81
 75  8 91 19 41
 17  2 97 79**
 62 55 11 79 78
 62 57 54 73 50
 46  8 42 90 96
 4/10回目の数: 23
 75  8 91 19 41
 17  2 97 79**
 62 55 11 79 78
 62 57 54 73 50
 46  8 42 90 96
 5/10回目の数: 3
 75  8 91 19 41
 17  2 97 79**
 62 55 11 79 78
 62 57 54 73 50
 46  8 42 90 96
 6/10回目の数: 46
 75  8 91 19 41
 17  2 97 79**
 62 55 11 79 78
 62 57 54 73 50
**  8 42 90 96
 7/10回目の数: 95
 75  8 91 19 41
 17  2 97 79**
 62 55 11 79 78
 62 57 54 73 50
**  8 42 90 96
 8/10回目の数: 11
 75  8 91 19 41
 17  2 97 79**
 62 55** 79 78
 62 57 54 73 50
**  8 42 90 96
 9/10回目の数: 35
 75  8 91 19 41
 17  2 97 79**
 62 55** 79 78
 62 57 54 73 50
**  8 42 90 96
10/10回目の数: 14
 75  8 91 19 41
 17  2 97 79**
 62 55** 79 78
 62 57 54 73 50
**  8 42 90 96
https://ideone.com/M1YaEY
language:
C (gcc 8.3)
created:
10 days ago
visibility:
public

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