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  1. #include <stdio.h>
  2.  
  3. void cat_data(int *data1,const int *data2,int len2);
  4.  
  5. int main(void) {
  6.  
  7. 	int data1[7] = {1,2};
  8. 	int data2[5] = {3,4,5,6,7};
  9. 	int size = sizeof(data2)/sizeof(data2[0]);
  10.  
  11. 	cat_data(data1,data2,size);
  12.  
  13. 	for(int i=0;i<7;i++){
  14.  
  15. 		printf("data1[%d]=%d\n",i,data1[i]);
  16.  
  17. 	}
  18.  
  19. 	return 0;
  20. }
  21.  
  22. void cat_data(int *data1,const int *data2,int len2){
  23.  
  24. 	int len1 = sizeof(data1)/sizeof(data1[0]);
  25.  
  26. 	for(int i=0;i<len2;i++){
  27.  
  28. 		data1[i+len1] = data2[i];
  29.  
  30. 	}
  31. }
Success #stdin #stdout 0s 5324KB
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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/K8uftm
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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