Răspuns:
#include <iostream>
#include <cstring>
using namespace std;
int main(){
char s[100];
cin.get(s,100);
cin.get();
char tmp[100],s2[100];
int n=0;
for(int i=0;i<strlen(s);++i){
strcpy(s2,s);
if(s[i]>='A' && s[i]<='Z'||s[i]>='a' && s[i]<='z'){
if(strchr(tmp,s[i])==0){
int m=strlen(s2);
strcpy(s2+i+1,s2+m);
strrev(s2);
int p=strlen(s2);
strcpy(s2+1,s2+p);
strcpy(tmp+n,s2);
n++;
}
}
}
cout<<strlen(tmp);
return 0;
}
Explicație:
