作业帮c语言语句分析 while(s1[i]&&s2[i]&&s1[i]==s2[i])void main(){char s1[300],s2[300];int result,i=0;printf("请输入两个字符串：")；scanf("%s%s",s1,s2);while(s1[i]&&s2[i]&&s1[i]==s2[i]) i++;result=s1[i]-s2[i];printf("字符串%s",s1);if(resu
来源：学生作业帮助网 编辑：作业帮 时间：2024/04/28 20:41:04
![c语言语句分析 while(s1[i]&&s2[i]&&s1[i]==s2[i])void main(){char s1[300],s2[300];int result,i=0;printf(](/uploads/image/z/5169521-65-1.jpg?t=c%E8%AF%AD%E8%A8%80%E8%AF%AD%E5%8F%A5%E5%88%86%E6%9E%90+while%28s1%5Bi%5D%26%26s2%5Bi%5D%26%26s1%5Bi%5D%3D%3Ds2%5Bi%5D%29void+main%28%29%7Bchar+s1%5B300%5D%2Cs2%5B300%5D%3Bint+result%2Ci%3D0%3Bprintf%28%22%E8%AF%B7%E8%BE%93%E5%85%A5%E4%B8%A4%E4%B8%AA%E5%AD%97%E7%AC%A6%E4%B8%B2%EF%BC%9A%22%29%EF%BC%9Bscanf%28%22%25s%25s%22%2Cs1%2Cs2%29%3Bwhile%28s1%5Bi%5D%26%26s2%5Bi%5D%26%26s1%5Bi%5D%3D%3Ds2%5Bi%5D%29+i%2B%2B%3Bresult%3Ds1%5Bi%5D-s2%5Bi%5D%3Bprintf%28%22%E5%AD%97%E7%AC%A6%E4%B8%B2%25s%22%2Cs1%29%3Bif%28resu)
c语言语句分析 while(s1[i]&&s2[i]&&s1[i]==s2[i])void main(){char s1[300],s2[300];int result,i=0;printf("请输入两个字符串：")；scanf("%s%s",s1,s2);while(s1[i]&&s2[i]&&s1[i]==s2[i]) i++;result=s1[i]-s2[i];printf("字符串%s",s1);if(resu
c语言语句分析 while(s1[i]&&s2[i]&&s1[i]==s2[i])
void main()
{
char s1[300],s2[300];
int result,i=0;
printf("请输入两个字符串：")；
scanf("%s%s",s1,s2);
while(s1[i]&&s2[i]&&s1[i]==s2[i]) i++;
result=s1[i]-s2[i];
printf("字符串%s",s1);
if(result++0)
printf("等于")；
else if(result>0)
printf("大于")；
else
printf("小于")；
printf("字符串%s/n",s2);
}
这个语句怎么理解,它好在哪里?
c语言语句分析 while(s1[i]&&s2[i]&&s1[i]==s2[i])void main(){char s1[300],s2[300];int result,i=0;printf("请输入两个字符串：")；scanf("%s%s",s1,s2);while(s1[i]&&s2[i]&&s1[i]==s2[i]) i++;result=s1[i]-s2[i];printf("字符串%s",s1);if(resu
while(s1[i]&&s2[i]&&s1[i]==s2[i]) i++;这句话的主要目的是找出字符串s1和s2第一个不相同的字符的位置,当然为了防止s1是s2的子串或者s2是s1的子串（处理边界问题,防止死循环）另外加了两个条件s1[i]&&s2[i],也就是当其中有一个已经结束时,循环也暂停.然后记录下停下来的位置i,用字符串s1[i]的字符减去s2[i]的字符.整个函数就是判断两个字符串的大小,和strcmp功能一样.