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Cod sursa(job #893764)
#include <cstring>
#include <fstream>
using namespace std;
ifstream f("text.in");
ofstream g("text.out");
int nrc,i,l,k,p;
double litere;
char s;
int main()
{
k=0;
while (f.get(s))
{
if ((s>='a' && s<='z') || (s>='A' && s<='Z'))
{
litere++;
k=1;
}
if (!((s>='a' && s<='z') || (s>='A' && s<='Z')) && k==1)
{
nrc++;
k=0;
}
if (i==l-1 && ((s>='a' && s<='z') || (s>='A' && s<='Z')))
{
nrc++;
}
}
p=litere/nrc;
g<<p;
f.close();
g.close();
return 0;
}