Răspuns:
Banuiesc ca lucrezi in limbajul c++
nu e neaparat un program, ci pur si simplu afisezi rand pe rand ce iti cere.
#include<iostream>
using namespace std;
int main()
{
cout<<"5"<<endl;
cout<<"4"<<' '<<"4"<<' '<<"4"<<endl;
cout<<"3"<<' '<<"3"<<' '<<"3"<<' '<<3<<' '<<"3"<<endl;
si tot asa