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  1. #include <stdio.h>
  2.  
  3. int main(void)
  4. {
  5. int data1[7]={1,2};
  6. int data2[5]={3,4,5,6,7};
  7. int len1=sizeof(data1)/sizeof(data1[0]);
  8. int len2=sizeof(data2)/sizeof(data2[0]);
  9.  
  10. cat_data(data1, data2, len2);
  11.  
  12. for(int i=0; i<len1;i++)
  13. {
  14. printf("data1[%d]=%d\n", i, data1[i]);
  15. }
  16. return 0;
  17. }
  18.  
  19. void cat_data(int  *data1, const int  *data2, int len2)
  20. {
  21. while(*data1)
  22. {
  23. data1++;
  24. }
  25.  
  26. while(len2--)
  27. {
  28. *data1++=*data2++;
  29. }
  30. }
  31.  
Success #stdin #stdout 0s 5504KB
comments (?)
stdin
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Standard input is empty
stdout
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data1[0]=1
data1[1]=2
data1[2]=3
data1[3]=4
data1[4]=5
data1[5]=6
data1[6]=7
https://ideone.com/UPZnno
language:
C (gcc 8.3)
created:
1 year ago
visibility:
public

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