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  1. #include <stdio.h>
  2. void cat_data(int*data1, const int*data2, int len2){
  3. int i;
  4. for( i=0;i<len2;i++){
  5. data1[2+i]=data2[i];
  6. }
  7. }
  8. int main(void) {
  9. int data1[7] = {1, 2};
  10. int data2[5] = {3, 4, 5, 6, 7};
  11. int len2 =sizeof(data2)/sizeof(data2[0]);
  12. cat_data(data1, data2, len2);
  13. for(int i = 0; i < 7 ; i++){
  14. printf("data1[%d] = %d\n", i, data1[i]);
  15. }
  16. return 0;
  17. }
  18.  
Success #stdin #stdout 0s 5316KB
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