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Cod sursa(job #40716)
#include <iostream.h>
#include <fstream.h>
#include <string.h>
ifstream f ("text.in");
ofstream g ("text.out");
int valid(char a)
{
if('a'<=a<='z' || 'A'<=a<='Z') return 1;
else return 0;
}
int main()
{
char a[100],sep[20]=" -,./;",*p;
int i,nr=0,x,n;
f>>a;
n=strlen(a);
for(i=0;i<n;i++)
if(!valid(a[i]) n--;
p=strtok(a,sep);
while(p!=NULL)
{
nr++;
p=strtok(NULL,sep);
}
x=n/nr;
g<<x;
return 0;
}