1 #include <iostream> 2 #include <algorithm> 3 #include <cstdio> 4 #include <string> 5 #include <string> 6 #include <cstring> 7 #include <map> 8 #include <utility> 9 using namespace std; 10 char s[10],t[10]; 11 int main() 12 { 13 /* 14 scanf("%s%s",s,t); 15 if(!strcmp(s,t))//比较s,t 16 { 17 cout<<"yes "; 18 } 19 else{ 20 if(!strncmp(s,t,2)){//仅仅比较前2个字符 21 cout<<"yes "; 22 } 23 else cout<<"no "; 24 } 25 */ 26 /* 27 scanf("%s%s",s,t); 28 //strcpy(t,s); 29 30 dafsg 31 fw 32 dafsg 33 34 strncpy(t,s,2); 35 dwafb 36 df 37 dw 38 printf("%s ",t); 39 40 */ 41 scanf("%s%s",s,t); 42 //strcat(s,t); 43 arfweg 44 sge 45 arfwegsge 46 strncat(s,t,2); 47 FEGdg 48 fed 49 FEGdgfe 50 51 52 printf("%s ",s); 53 return 0; 54 }