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  1. #include <cstdio>
  2. #include <cstdlib>
  3.  
  4. struct S {
  5. 	int val;
  6. };
  7.  
  8. int main() {
  9. 	S* s = (S*)malloc(4*sizeof(S));
  10. 	s[0].val = 10;
  11. 	s[1].val = 20;
  12. 	s[2].val = 30;
  13. 	s[3].val = 40;
  14. 	for ( int i = 0; i < 4; ++i ) printf("s[%d]=%d\n", i, s[i].val );
  15.  
  16. 	printf("\n");
  17. 	S* ns = &s[1];
  18. 	ns->val = 100;
  19. 	// same print
  20. 	for ( int i = 0; i < 4; ++i ) printf("s[%d]=%d\n", i, s[i].val );
  21.  
  22. 	return 0;
  23. }
  24.  
Success #stdin #stdout 0s 3472KB
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stdin
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Standard input is empty
stdout
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s[0]=10
s[1]=20
s[2]=30
s[3]=40

s[0]=10
s[1]=100
s[2]=30
s[3]=40
https://ideone.com/OIfhKr
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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