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- #include <iostream>
- #include <fstream>
- using namespace std;
- void citire(int m[100][100], int &n)
- {
- ifstream f("matrice.in");
- f>>n;
- for(int i=0; i<n; i++)
- for(int j=0; j<n; j++)
- f>>m[i][j];
- f.close();
- }
- void calcul(int m[100][100], int n, int &min)
- {
- int ok,l; min=10000;
- for(int i=0; i<n; i++)
- {
- ok=1; l=1;
- for(int j=2; j*j<=m[i][i]; j++)
- if(m[i][i]%j==0)
- ok=0;
- if(ok==1 && m[i][i]<min)
- min=m[i][i];
- for(int j=2; j*j<=m[i][n-1-i]; j++)
- if(m[i][n-1-i]%j==0)
- l=0;
- if(l==1 && m[i][n-1-i]<min)
- min=m[i][n-1-i];
- }
- }
- int main()
- {
- int m[100][100],n,min;
- citire(m,n);
- calcul(m,n,min);
- cout<<"cel mai mic element="<<min;
- return 0;
- }
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