#include <stdio.h>
#include <stdlib.h>
#include <string.h>
char *DeleteEmpty (char *s)
{
int i=0,j=0;
while(s[i] !='\0') {
if (s[i] !=' ') {
str2[j++]=s[i++];
} else {
i++;
}
}
str2[j]='\0';
return str2;
}
int main() {
char *str1="My dear friend";
printf("str2為:%s\n",DeleteEmpty
(str1
)); return 0;
}
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