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Cod sursa(job #266388)
#include<fstream.h>
#include<stdio.h>
#define NM 2048576
#include<string.h>
int main(){
ifstream fin("text.in");
ofstream fout("text.out");
char s[NM+11],c=' ';
int i,nc=0,l,nrc=0;
fin.get(s,NM+10);
l=strlen(s);
for(i=0;i<l;i++){
if(s[i]>='a'&&s[i]<='z'||s[i]>='A'&&s[i]<='Z'){
nrc++;
if(!(c>='a'&&c<='z'||c>='A'&&c<='Z'))nc++;
}
c=s[i];
}
if(nrc==0) fout<<"0";
else
fout<<nrc/nc;
return 0;
}