字符串反转实现

#include<stdio.h>#include<string.h>void reverse(char s[]){    int i,j,t;    for(i=0,j=strlen(s)-1;i<j;i++,j--)    {        t=s[i];        s[i]=s[j];        s[j]=t;    }}void main(){    char a[100];    scanf("%s",&a);    reverse(a);    printf("%s",a);}