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- #include <iostream>
- using namespace std;
- int prim(int a)
- {
- int b,c = 0;
- for(b = 2;b <= a;b++)
- {
- if(a % b == 0)
- {
- c++;
- }
- if(c > 1)
- a = 1;
- else
- a = 0;
- }
- return a;
- }
- int main()
- {
- int A[100][100],i,j,m,n;
- int sum = 0;
- cin>>m>>n;
- for(i = 0; i < m;i++)
- for(j = 0; j < n;j++)
- {
- cin>> A[i][j];
- }
- for(i = 0; i < m; i++)
- for(j = 0;j < n; j++)
- {
- sum = sum + prim(A[i][j]);
- }
- cout<<sum;
- return 0;
- }
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