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  1. #include <stdio.h>
  2.  
  3. void cal_array(const int (*x)[3],const int (*y)[2],const int (*z)[2],int (*ans)[2]);
  4.  
  5. int main(void) {
  6.  
  7. 	int x[2][3] = {
  8. 		{1,2,3},
  9. 		{4,5,6}
  10. 	} ;
  11. 	int y[3][2] = {
  12. 		{6,5},
  13. 		{4,3},
  14. 		{2,1}
  15. 	};
  16. 	int z[2][2] = {
  17. 		{10,6},
  18. 		{4,9}
  19. 	};
  20.  
  21. 	int ans[2][2];
  22.  
  23. 	cal_array(x,y,z,ans);
  24.  
  25. 	for(int i = 0;i < 2;i ++){
  26. 		for(int j = 0;j < 2;j ++){
  27. 			printf("%d ",ans[i][j]);
  28. 		}
  29. 		printf("\n");
  30. 	}
  31.  
  32. 	return 0;
  33. }
  34.  
  35. void cal_array(const int (*x)[3],const int (*y)[2],const int (*z)[2],int (*ans)[2]){
  36. 	int i,j,k;
  37.  
  38. 	for(i = 0;i < 2;i  ++){
  39. 		for(j = 0;j < 2;j ++){
  40. 			ans[i][j] = z[i][j];
  41.  
  42. 			for(k = 0;k  < 3;k ++){
  43. 				ans[i][j] += x[i][k] * y[k][j];
  44. 			}
  45. 		}
  46. 	}
  47. }
Success #stdin #stdout 0.01s 5288KB
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https://ideone.com/hXEX05
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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