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Cod sursa(job #272754)
#include<fstream.h>
ifstream fin("text.in");
ofstream fout("text.out");
int main()
{char c;
long long int s=0,nr=0;
fin.get(c);
while(!fin.eof())
if((c>='a' && c<='z' )||(c>='A' &&c <='Z'))
{nr++;s=s+1;fin.get(c);
while((c>='a' && c<='z' )||(c>='A' &&c<='Z'))
s++;
}
else fin.get(c);
fout<<s/nr;
fin.close();
fout.close();
return 0;
}