Description
Get the number of rows as the input and print the hollow rectangle star pattern
Input
N= 4
Output
* * * *
* *
* *
* * * *
C Program
#include <stdio.h>
int main()
{
int i, j, N;
printf("Enter the number of rows: ");
scanf("%d", &N);
for(i=1; i<=N; i++)
{
for(j=1; j<=N; j++)
{
if(i==1 || i==N || j==1 || j==N)
printf("*");
else
printf(" ");
}
printf("\n");
}
return 0;
}
C++ Program
#include <iostream>
using namespace std;
int main()
{
int i, j, N;
cout<<"Enter the number of rows: ";
cin>>N;
for(i=1; i<=N; i++)
{
for(j=1; j<=N; j++)
{
if(i==1 || i==N || j==1 || j==N)
cout<<"*";
else
cout<<" ";
}
cout<<"\n";
}
return 0;
}
Java Program
import java.util.Scanner;
public class Main
{
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter the number of rows: ");
int n= sc.nextInt();
for(int i=1; i<=n; i++)
{
for(int j=1; j<=n; j++)
{
if(i==1 || i==n || j==1 || j==n)
System.out.print("*");
else
System.out.print(" ");
}
System.out.println();
}
}
}
Python Program
n=int(input("Enter the number of rows: "))
for i in range(1,n+1):
for j in range(1,n+1):
if(i==1 or i==n or j==1 or j==n):
print("*",end="")
else:
print(" ",end="")
print()
