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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4.     int x1 = 1, x2 = 2, x3 = 3, x4 = 4;
  5.     int* p1;
  6.     p1 = &x1;
  7.     *p1 = 10;
  8.     const int* p2;
  9.     p2 = &x2;
  10.     //*p2 = 20;
  11.     int* const p3 = &x3;
  12.     //p3 = &x1;
  13.     *p3 = 30;
  14.     const int* const p4 = &x4;
  15.     //p4 = &x2;
  16.     //*p4 = 40;
  17.     printf("%d %d %d %d", *p1, *p2, *p3, *p4);
  18. }
  19.  
  20. //http://pt.stackoverflow.com/q/190203/101
Success #stdin #stdout 0s 9432KB
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stdin
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Standard input is empty
stdout
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10 2 30 4
https://ideone.com/3tLoZ3
language:
C99 (gcc 8.3)
created:
7 years ago
visibility:
public

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