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  1. #include <stdio.h>
  2. void cat_data(int*data1,const int *data2,int len2){
  3. int i;
  4. int len1 =0;
  5. while(data1[len1] != 0){
  6. len1++;
  7. }
  8. for(i=0;i<len2;i++){
  9. data1[len1+i]=data2[i];
  10. }
  11. }
  12. int main()
  13. {
  14. int data1[7]={1,2};
  15. int data2[5]={3,4,5,6,7};
  16. int len2=sizeof(data2)/sizeof(data2[0]);
  17. int i;
  18.  
  19. cat_data(data1,data2,len2);
  20.  
  21. for(i=0;i<7;i++){
  22. printf("data1[%d]=%d\n",i,data1[i]);
  23. }
  24. return 0;
  25. }
  26.  
Success #stdin #stdout 0s 5296KB
stdin
Standard input is empty
stdout
data1[0]=1
data1[1]=2
data1[2]=3
data1[3]=4
data1[4]=5
data1[5]=6
data1[6]=7