1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
#include <bits/stdc++.h>
using namespace std;

unsigned long long n,a,b,wynik,c,d;
string s,p;
ifstream we;

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    //we.open("znirzej0.in");
    cin>>n;
    cin>>s;
    c = s.size();


    for(int i = 0; i < n-1; i++)
    {
        cin>>p;
        d = p.size();
        if(p == s)
            {s.insert(s.length(),"0"); c++; wynik++;}
        else if(c > d)
        {
            for(int j = 0; j < d; j++)
            {
                if(p[j] > s[j])
                {
                    wynik += c-d;
                    c++;
                    break;
                }
                else if(p[j] < s[j])
                {
                    wynik += c-d+1;
                    c++;
                    s.insert(s.length(),"0");
                    break;
                }
            }
        }
        else if(c == d)
        {
            for(int j = 0; j < c; j++)
            {
                if(p[j] < s[j] || (j == c-1 && p[j] <= s[j]))
                {
                    wynik++;
                    s = p;
                    s.insert(c,"0");
                    c++;
                    break;
                }
                s = p;
            }
        }
    }
    cout<<wynik;

}