c语言指针运行出现问题

#include <stdio.h>#include<string.h>#define N 10int main(){int i;char s[10][20],*p[10];int sort(char *q,int n);printf("INput %d string :\n",N);for(i=0;i<N;i++){p[i]=s[i];gets(p[i]);}printf("\n");for(i=0;i<N;i++)printf("%s\n",p[i]);sort(p,N);printf("\nAfter sorted :\n");for(i=0;i<N;i++){printf("%s\n",p[i]);}}int  sort(char *q[],int n){int i,j;char *t;for(i=0;i<n-1;i++)  for(j=0;j<n-1-i;j++)  if(strcmpy(q[j],q[j+1])>0)  {  t=q[j];  q[j]=q[j+1];  q[j+1]=t;  }}