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  1. int** AllocMat(int r,int c)
  2. {
  3.     int** pMat;
  4.     pMat = (int**)malloc(sizeof(int*)*r);
  5.  
  6.     int i;
  7.     for(i=0; i<r; i++)
  8.         pMat[i] = (int*)malloc(sizeof(int)*c);
  9.  
  10.     printf("I worked\n");
  11.     return pMat;
  12. }
  13.  
  14. void FreeMat(int** pMat, int r, int c)
  15. {
  16.     int i;
  17.     for(i=0; i<r; i++)
  18.         free(pMat[i]);
  19. }
  20.  
  21.  
  22. int** ReadMat(int* pRow, int* pCol)
  23. {
  24.     int i,j;
  25.  
  26.     scanf("%d%d", pRow, pCol);
  27.  
  28.     //printf("%d %d\n", *pRow,*pCol);
  29.     int** pMat;
  30.     pMat = AllocMat(*pRow,*pCol);
  31.  
  32.     for(i=0; i<*pRow; i++)
  33.         for(j=0; j<*pCol; j++)
  34.             scanf("%d", *(pMat+i) + j );
  35.  
  36.  
  37.     printf("ReadMat worked\n");
  38.     return pMat;
  39. }
  40.  
  41.    int main()
  42.   {
  43.       int **pMat;
  44.  
  45.       int *r,*c;
  46.       r = (int*)malloc(sizeof(int));
  47.       c = (int*)malloc(sizeof(int));
  48.  
  49.       pMat = ReadMat(r,c);
  50.  
  51.       printf("%d %d\n", *r,*c);
  52.  
  53.       int i,j;
  54.       for(i=0; i<*r; i++)
  55.       {
  56.           for(j=0; j<*c; j++)
  57.               printf("%d ", *(*(pMat+i) + j));
  58.  
  59.           printf("\n");
  60.       }
  61.  
  62.  
  63.       FreeMat(pMat,*r,*c);
  64.   }
  65.  
Success #stdin #stdout 0s 9424KB
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I worked
ReadMat worked
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https://ideone.com/TtmjXz
language:
C (gcc 8.3)
created:
5 years ago
visibility:
public

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