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Cod sursa(job #143305)
#include<iostream>
#include<fstream>
using namespace std;
ifstream f("text.in");
ofstream g("text.out");
int main()
{
char a;
int contl=0;
int flag=0;
int flag_first=0;
int contc=0;
while(!f.eof())
{
f.get(a);
int b=(int)a;
if ((b>=65&&b<=122&&b!=91&&b!=92&&b!=93&&b!=94&&b!=95&&b!=96)||(b>=48&&b<=57)) {contl++;flag=1;flag_first=1;}
else {flag=0;
if (flag_first) contc++;
flag_first=0;
}
}
if (!contc) g<<0;
else g<<contl/contc;
f.close();
g.close();
return 0;
}