#include "stdio.h"
#include "string.h"
void fuzhi(char a[],char b[],int n);
void main()
{
int x;
char s1[30]="fengshuang";
char s2[30];
scanf("%d",&x);
fuzhi(s1,s2,x);
printf("%s\n",s2);
}
void fuzhi(char a[],char b[],int n)
{
char * p;
int i=0;
if( n > strlen(a) || n<=0 )
{
printf("输入超出字符串的大小");
}
p=&a[n];
while(*p)
{
b[i]=*p++;
i++;
}
b[i]='\0';
}