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- 1.Fisierul date.int contine o mie nr.nat.scrise pe un singur rand si separate prin cel mult 9 cifre:Sa se realizeze un programa care scrie in fisierul date.out pe o singura line separate prin spatiu nr.prime din fisierul date.int.
- #include<fstream>
- #include<cmath>
- ifstream f("date.in");
- ofstream g("date.in");
- int main ()
- { unsigned long n;ind d;
- unsigned prim=1;
- while(f>>x)
- {for(d=2;d<=sqrt(n);d++)
- {prim=1;
- if(x%d==0)
- prim=0;
- if(prim==1)
- g<<x<<" ";}}
- g.close();
- return 0:
- }
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