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Cod sursa(job #921165)
#include <fstream>
#include <cstring>
using namespace std;
ifstream f("text.in");
ofstream g("text.out");
int main() {
char c[256];
int st,sct;
bool aux;
st=sct=0;
f>>c;
while(!f.eof()) {
int s=0;
for(int i=0;i<strlen(c);i++)
if((c[i]>='a'&&c[i]<='z')||(c[i]>='A'&&c[i]<='Z')) {
s++;
if(!aux)
sct++;
aux=1;
} else
aux=0;
st+=s;
if(s)
sct++;
f>>c;
}
g<<st/sct;
}