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Cod sursa(job #534717)
#include<fstream>
#include<string.h>
using namespace std;
ifstream f ("text.in");
ofstream g ("text.out");
int nr,s,n;
char a[10000],*p,sep[]="! ,:?-.";
int main ()
{
f.get(a,10000);
p=strtok(a, sep);
while ( p )
{
n=strlen(p);
s=s+n;
nr++;
p=strtok(NULL, sep);
}
if ( s==0 || nr==0 )
g<<0;
else
g<<int(s/nr);
}