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sir de caractere nenumerice
Se citeste un sir de caractere care nu contine caractere albe.Sa se verifice daca sirul e alcatuit exclusiv din caractere nenumerice
#include<iostream.h>
#include<string.h>
void main()
{
char cuvant[100],cifre[]="0123456789";
cout<<"cuvant:";cin>>cuvant;
if(strcspn(cifre,cuvant)==10) cout<<"caractere nenumerice";
else cout<<"caractere numerice";
}