Cod sursa(job #2228584)
| Utilizator | Data | 4 august 2018 12:25:53 | |
|---|---|---|---|
| Problema | Ciurul lui Eratosthenes | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.16 kb |
#import<fstream>
int n,i=1,j,r;char p['썐'];main(){for(std::ifstream("ciur.in")>>n;i<n;)if(!p[j=++i])for(++r;n/(j+=i);p[j]=1);std::ofstream("ciur.out")<<r;}
