#include <stdio.h>
void cat_data(int *data1,const int *data2,int len2){
int i;
for(i=0;i<len2;i++){
data1[2+i]=data2[i];
}
}
int main(void) {
int data1[7]={1,2};
int data2[5]={3,4,5,6,7};
int len2=sizeof(data2)/sizeof(data2[0]);
cat_data(data1,data2,len2);
int i;
for(i=0;i<7;i++){
printf("data1[%d]=%d\n",i
,data1
[i
]); }
return 0;
}
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