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- #include <iostream>
- #include <fstream>
- using namespace std;
- void citire(int a[100][100], int &n)
- {
- ifstream f("citire.in");
- f>>n;
- for(int i=0; i<n; i++)
- for(int j=0; j<n; j++)
- f>>a[i][j];
- f.close();
- }
- void calcul(int a[100][100], int &min, int &n)
- {
- int l;
- min=999999;
- for(int i=0; i<n; i++)
- {
- l=0;
- for(int d=2; d*d<a[i][i]; d++)
- if(a[i][i]%2==0)
- l=1;
- if(l==0 && a[i][i]<min)
- min=a[i][i];
- l=0;
- for(int d=2; d*d<a[i][i]; d++)
- if(a[i][n-1-i]%2==0)
- l=1;
- if(l==0 && a[i][n-1-i]<min)
- min=a[i][n-1-i];
- }
- }
- int main()
- {
- int a[100][100], n, min;
- citire(a, n);
- calcul(a, min, n);
- cout<<min;
- return 0;
- }
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