字符串函数

#include <iostream>
#include <algorithm>
#include <cstdio>
#include <string>
#include <string>
#include <cstring>
#include <map>
#include <utility>
using namespace std;
char  s[10],t[10];
int  main()
{
    /* 
    scanf("%s%s",s,t);
    if(!strcmp(s,t))//比较s,t 
{
    cout<<"yes\n";
}
else{
    if(!strncmp(s,t,2)){//仅仅比较前2个字符 
        cout<<"yes\n";
    } 
else     cout<<"no\n";
}
*/
/*
  scanf("%s%s",s,t);
  //strcpy(t,s);
  
       dafsg
    fw
    dafsg
    
  strncpy(t,s,2);
       dwafb
    df
    dw
  printf("%s\n",t);
  
    */
    scanf("%s%s",s,t);
    //strcat(s,t);
    arfweg
    sge
    arfwegsge
    strncat(s,t,2);
    FEGdg
    fed
    FEGdgfe

    
    printf("%s\n",s);
    return  0;
}