有以下程序：#include＜string.h＞void f(char p[][10],int n){char t[10];int i,j；for(i=0;i＜n-1;i++)for(j=i+1;j＜n;j++)if(strcmp(p[i],p[j])＞0){strcpy(t,p[i])；strcpy(p[i],p[j])；strcpy(p[j],t);}}main(){char p[5][10]={"abc","aabdfg","abbd","dedbe","cd"}；f(p，5)；printf("%d\n",strlen(p[0]))；}程序运行后的输出结果是______。