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  1. #include <stdio.h>
  2. void cat_data(int*data1,const int*data2,int len2)  ;
  3. int main(void) {
  4.  int data1[7]= {1, };
  5.  int data2[5]= {3, 4, 5, 6, 7};
  6.  int len2 = sizeof(data2)/sizeof(data2[0]);
  7.  cat_data(data1,data2,len2);
  8.  for(int i=0;i<7;i++){
  9.   printf("data1[%d]=%d\n",i,data1[i]);
  10.  }
  11.  return 0;
  12. }
  13. void cat_data(int*data1,const int*data2,int len2){
  14.  while(*data1!=0){
  15.   data1++;
  16.  }
  17.  while(len2--){
  18.  	*data1++=*data2++;
  19.  }
  20. }
Success #stdin #stdout 0.01s 5340KB
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stdin
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Standard input is empty
stdout
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data1[0]=1
data1[1]=3
data1[2]=4
data1[3]=5
data1[4]=6
data1[5]=7
data1[6]=0
https://ideone.com/9sNWdO
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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