#include <stdio.h>
#include <string.h>
int main(int argc, char const *argv[]) {
char * name;
int size;
scanf("%s\n",name);
size = sizeof(name);
printf("%d\n", size);
printf("%d\n", strlen(name));
printf("%s\n",name );
return 0;
}
无法按照自己想要的运行。