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- #include <iostream>
- #include <fstream>
- using namespace std;
- int a[50][50], n, m;
- bool prim(int nr) {
- for(int i=2; i<=nr/2; i++)
- if(nr%i==0)
- return false;
- return true;
- }
- int main() {
- ifstream fin("in.txt");
- ofstream fout("out.txt");
- fin>>n>>m;
- for(int i=0; i<n; i++)
- for(int j=0; j<m; j++)
- fin>>a[i][j];
- for(int i=0; i<n; i++) {
- int suma=0, nrN=0;;
- for(int j=0; j<m; j++) {
- fout<<a[i][j]<<" ";
- if(prim(a[i][j])) {
- ++nrN;
- suma+=a[i][j];
- }
- }
- fout<<" Linia "<<i<<" - ";
- if(nrN==0)
- fout<<"fara elemente prime";
- else
- fout<<(float)suma/nrN;
- fout<<'\n';
- }
- return 0;
- }
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