#include <stdio.h>
void cat_data(int *data1, const int *data2, int len2);
int main(void)
{
int n1[7]={1,2};
int n2[5]={3,4,5,6,7};
int l1=sizeof(n1)/sizeof(n1[0]);
int l2=sizeof(n2)/sizeof(n2[0]);
cat_data(n1, n2, l2);
for(int i=0; i<l1; i++){
printf("data1[%d]=%d\n",i
,n1
[i
]); }
return 0;
}
void cat_data(int *data1, const int *data2, int len2)
{
while(*data1){
data1++;
}
while(len2--){
*data1++=*data2++;
}
}
I2luY2x1ZGUgPHN0ZGlvLmg+Cgp2b2lkIGNhdF9kYXRhKGludCAqZGF0YTEsIGNvbnN0IGludCAqZGF0YTIsIGludCBsZW4yKTsKCmludCBtYWluKHZvaWQpCnsKCWludCBuMVs3XT17MSwyfTsKCWludCBuMls1XT17Myw0LDUsNiw3fTsKCWludCBsMT1zaXplb2YobjEpL3NpemVvZihuMVswXSk7CglpbnQgbDI9c2l6ZW9mKG4yKS9zaXplb2YobjJbMF0pOwoJCgljYXRfZGF0YShuMSwgbjIsIGwyKTsKCQoJZm9yKGludCBpPTA7IGk8bDE7IGkrKyl7CgkJcHJpbnRmKCJkYXRhMVslZF09JWRcbiIsaSxuMVtpXSk7Cgl9CglyZXR1cm4gMDsKfQp2b2lkIGNhdF9kYXRhKGludCAqZGF0YTEsIGNvbnN0IGludCAqZGF0YTIsIGludCBsZW4yKQp7Cgl3aGlsZSgqZGF0YTEpewoJCWRhdGExKys7Cgl9Cgl3aGlsZShsZW4yLS0pewoJCSpkYXRhMSsrPSpkYXRhMisrOwoJfQp9