#include <iostream>
#include <cmath>
#include <bits/stdc++.h>
#include <climits>
#include <deque>
using namespace std;
int main()
{
int m = 3, n = 2;
int *arr[m];
for(int i = 0; i < m; i++)
arr[i] = new int[i];
for(int i = 0; i < 3; i++)
{
for(int j = 0; j < i; j++)
{
arr[i][j] = 10;
cout << arr[i][j] << " ";
}
}
arr[3][2]=10;
cout<<arr[3][2];
return 0;
}
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