#include <iostream>
#include <string.h>

using namespace std;

int main()
{
    char sir[256],sb[50];
    int i,m,n;
    cout<<"Introduceti textul: ";
    cin.get(sir,50);
    cout<<"Pozitia din care incepe subsirul: ";
    cin>>n;
    cout<<"Lungimea sirului este: ";
    cin>>m;
    if(n>strlen(sir)) sb[0]=0;
        else{
            if(m>strlen(sir)-n){
                for(i=0;i<=strlen(sir)-n;i++) sb[i]=sir[n-1+i];
            }
            else for(i=0;i<m;i++) sb[i]=sir[n-1+i];
            sb[i]=0;
        }
        cout<<sb;
    return 0;
}