jagged-array.cpp

#include<bits/stdc++.h>
usingnamespacestd;

#definelllonglong
#definepb push_back
#definemod1000000007
#defineendl'\n'

intmain(){
int n;
 cin>>n;

// creation of 2array
//
int *p= newint [n];
int **arr= newint *[n];
for (int i = 0; i < n; i++) {
 cout<<"enter the no of cols in row "<<i<<":";
 cin>>p[i];
 arr[i]= newint[p[i]];

 }
// taking input
for (int i = 0; i < n; i++) {
for (int j = 0; j <p[i] ; j++) {
 cin>>arr[i][j];
 }
 }
// giving the outputl
for (int i = 0; i < n; i++) {
for (int j = 0; j < p[i]; j++) {
 cout<<arr[i][j]<<"";
 }
 cout<<endl;
 }
//releasing of all the heap memory

for (int i = 0; i < n; i++) {
delete [] arr[i];

 }
delete []arr;


return0;
}