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  1. #include <stdio.h>
  2.  
  3. void cat_data(int *data1, const int *data2, int len2) {
  4.     for (int i = 0; i < len2; i++) {
  5.         data1[2 + i] = data2[i];
  6.     }
  7. }
  8.  
  9. int main(void) {
  10.     int data1[7] = {1, 2};
  11.     int data2[5] = {3, 4, 5, 6, 7};
  12.  
  13.     int len2 = sizeof(data2) / sizeof(data2[0]);
  14.     cat_data(data1, data2, len2);
  15.     for (int i = 0; i < 7; i++) {
  16.         printf("data1[%d] = %d\n", i, data1[i]);
  17.     }
  18.  
  19.     return 0;
  20. }
  21.  
Success #stdin #stdout 0s 5316KB
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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/iAMblN
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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