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Cod sursa(job #523815)
#include<string>
#include<fstream>
using namespace std;
int main()
{
char x;
int l,nr;
ifstream f("text.in");
ofstream g("text.out");
nr=1;l=0;
do
{
f.get(x);
if(x!=' ')
{
if((x>='a'&&x<='z')||(x>='A'&&x<='Z'))
l++;
}
else
{
if(x==' '||x=='\n'||x==','||x=='-')
nr++;
}
}
while(f.peek()!=EOF);
g<<l/nr;
f.close();
g.close();
return 0;
}