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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     int *A[2];
  5.     int B[2][2];
  6.     int **C;
  7.     puts("Type of A - int *[2], type of B - int [2][2], type of C - int **");
  8.     puts("int *[2] != int [2][2]");
  9.     printf("sizeof(int *[2]) == %2d, sizeof(int [2][2]) == %2d, sizeof(int **) == %2d\n",
  10.            sizeof(A), sizeof(B), sizeof(C));
  11.     printf("sizeof(int *)    == %2d, sizeof(int [2])    == %2d, sizeof(int *)  == %2d\n",
  12.            sizeof(*A), sizeof(*B), sizeof(*C));
  13.     printf("sizeof(int)      == %2d, sizeof(int)        == %2d, sizeof(int)    == %2d\n",
  14.            sizeof(**A), sizeof(**B), sizeof(**C));
  15.     return 0;
  16. }
  17.  
Success #stdin #stdout 0.01s 1676KB
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stdin
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Standard input is empty
stdout
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Type of A - int *[2], type of B - int [2][2], type of C - int **
int *[2] != int [2][2]
sizeof(int *[2]) ==  8, sizeof(int [2][2]) == 16, sizeof(int **) ==  4
sizeof(int *)    ==  4, sizeof(int [2])    ==  8, sizeof(int *)  ==  4
sizeof(int)      ==  4, sizeof(int)        ==  4, sizeof(int)    ==  4
https://ideone.com/1QdBS
language:
C (gcc 8.3)
created:
13 years ago
visibility:
public

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