Cod sursa(job #2228579)
Utilizator | Data | 4 august 2018 12:14:21 | |
---|---|---|---|
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;n/++i;)if(!p[j=i])for(++r;n>=(j+=i);p[j]=1);std::ofstream("ciur.out")<<r;}