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  1. #include <stdio.h>
  2.  
  3. int main (int argc, char *argv[])
  4. {
  5.  
  6.   int a[3][4] = {{1,  2,  3,  4},
  7.                  {5,  6,  7,  8},
  8.                  {9, 10, 11, 12}};
  9.   int i, j;
  10.   const int *p = (int *) a;
  11.   int x;
  12.  
  13.   for (i = 0; i < 3; i++)
  14.     {
  15.       for (j = 0; j < 4; j++)
  16.         {
  17.           x = *(p + i * 4 + j);
  18.           //
  19.           printf ("a[%i][%i]=%i\t", i, j, x);
  20.           //
  21.         }
  22.       printf ("\n");
  23.     }
  24.  
  25.   return 0;
  26. }
Success #stdin #stdout 0.01s 1720KB
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stdin
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Standard input is empty
stdout
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a[0][0]=1	a[0][1]=2	a[0][2]=3	a[0][3]=4	
a[1][0]=5	a[1][1]=6	a[1][2]=7	a[1][3]=8	
a[2][0]=9	a[2][1]=10	a[2][2]=11	a[2][3]=12
https://ideone.com/ogdeH
language:
C (gcc 8.3)
created:
12 years ago
visibility:
public

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