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  1. #include <stdio.h>
  2.  
  3. void cat_data(int *data1,const int *data2,int len){
  4. 	while(*data1){
  5. 		data1++;
  6. 	}
  7. 	while(len--){
  8. 		*data1++ =*data2++;
  9. 	}
  10. }
  11. int main(void) {
  12. 	int n1[7]={1,2};
  13. 	int n2[5]={3,4,5,6,7};
  14. 	int len=sizeof(n2)/sizeof(n2[0]);
  15. 	cat_data(n1,n2,len);
  16. 	for(int i=0;i<7;i++){
  17. 		printf("%d\n",n1[i]);
  18. 	}
  19. 	return 0;
  20. }
  21.  
Success #stdin #stdout 0s 5320KB
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stdin 
Standard input is empty
stdout 
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https://ideone.com/K2VqYT
language:
C99 (gcc 8.3)
created:
12 days ago
visibility:
public

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