d4_1 字符长度

#include<stdio.h>
void main(){
char name[10];
int i=0;
printf("Enter your name:");
scanf("%s",name);
printf("Spell it:");
while(name[i]!='\0')
{

    printf("%c ",name[i]);
        i++;
}
printf("\nWelcome %s,length=%d\n",name,i+1);

}