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- #include <iostream>
- #include <cmath>
- #include <string.h>
- using namespace std;
- int main()
- {
- int n,m,k=0;
- cin>>n;
- cin>>m;
- int ** p= new int*[n];
- for (int i=0;i<n;i++)
- {
- p[i]=new int[m];
- }
- for (int i=0;i<n;i++)
- for(int j=0;j<m;j++)
- p[i][j]=0;
- for (int j=0;j<m;j++) //левая верхняя часть
- {
- for(int i=0,j2=j;i<n && j2>=0;i++,j2--)
- {
- p[i][j2]=k;
- k++;
- }
- }
- for (int i=1;i<n;i++) //правая нижняя часть
- {
- for (int i2=i,j=m-1;i2<n && j>=0;i2++,j--)
- {
- p[i2][j]=k;
- k++;
- }
- }
- // вывод p
- for (int i=0;i<n;i++)
- {
- for (int j=0;j<m;j++)
- {
- cout.width(3);
- cout<<p[i][j]<<" ";
- }
- cout<<endl;
- }
- return 0;
- }
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