Cod sursa(job #2955873)

Utilizator cattyAninisCatrinel catty Data 17 decembrie 2022 23:46:37
Problema Litere Scor 100
Compilator cpp-64 Status done
Runda cnsh_16_12 Marime 0.3 kb
Raporteaza aceasta sursa 
#include <bits/stdc++.h>
using namespace std;
ifstream in("litere.in");
ofstream out("litere.out");
short n,i,v[127];
int q;
char x,y;
int main()
{
    in>>n;
    for(i=1; i<=n; ++i)
    {
        in>>x;
        for(y=x+1; y<='z'; ++y)
            q+=v[y];
        ++v[x];
    }
    out<<q;
}