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- #include <iostream>
- #include <cstring>
- using namespace std;
- int main()
- {
- v 48
- int a[20][20]={0},n,x=2;
- cout<<"n= ";
- cin>>n;
- for(int i=0;i<n;i++)
- {
- for(int j=0;j<n;j++)
- {
- a[i][j]=x;
- x=x+2;
- }
- }
- for(int i=0;i<n;i++)
- {
- for(int j=0;j<n;j++)
- cout<<a[i][j]<<" ";
- cout<<endl;
- }
- return 0;
- }
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