Take number of rows/columns as input from the user (length of side of square) and store it in any variable (‘l’ in this case).
Run a loop ‘l’ number of times to iterate through all the rows. From i=0 to i<l. The loop should be structured as for( i=0; i<l ; i++).
Run a nested loop inside the main loop for printing stars . From j=0 to j<l. The loop should be structured as for( j=0 ; j<l : j++).
Inside the above loop print stars only if i=0 or i=l-1 or j=0 or j=l-1 in all other cases print a blank space.
Move to the next line by printing a new line. printf(“\n”).
Code in C:
#include<stdio.h>
int main()
{
int i,j,l; //declaring integers i,j for loops and l for the number of rows
printf(" Enter the number of rows\n"); //Asking user for input
scanf("%d",&l); //taking input for number of rows and saving in variable l
for(i=0;i<l;i++) //Outer loop for number of rows
{
for(j=0;j<l;j++) //Inner loop for printing stars in each column of a row
{
if(i==0 || i==l-1 || j==0 || j==l-1) // condition for printing stars
{
printf("*"); // printing stars
}
else // else condition to print spaces
{
printf(" "); //printing spaces
}
}
printf("\n"); //Printing a new line after a row has been printed
}
}
n=int(input())
for i in range(n):
print(“*”,end=””)
print(“\n”)
for i in range(n):
for j in range(n):
if(j==0 or j==(n-1)):
print(“*”,end=””)
else:
print(” “,end=””)
print(“\n”)
“””for python”””
n = int(input(“please give input for no. of stars”))
def m():
print(“”)
for i in range(1, n+1):
if i == 1 or i == n:
print(f”{‘*’* n}”)
else:
for _ in range(1, n+1):
if _ ==1 or _ == n:
print(“*”, end=””)
if _==n:
m()
else:
print(” “, end=””)
#include
using namespace std;
int main()
{
int n;
cin>>n;
for(int i=0;i<n;i++){
for(int j=0;j<n;j++){
if(i==0||i==n-1||j==0||j==n-1)
cout<<"*";
else
cout<<" ";
}
cout<<endl;
}
return 0;
}
#include
int main()
{
int n,l=1,j;
scanf(“%d”,&n);
for(int i=0;i<n;i++)
{
for(j=0;j<n;j++)
{
if(i==l && (j==1 || j==2))
{
printf(" ");
}
else
{
printf("*");
}
}
printf("\n");
if(i==l && j == n)
{
if(l<2)
{
l++;
}
}
}
}
#include
int main()
{
int n;
scanf(“%d”,&n);
for(int i=0;i<=n;i++)
{
for(int j=0;j<=n;j++)
{
if(i==0||j==0||i==n||j==n)
{
printf("*");
}
else
printf(" ");
}
printf("\n");
}
}
n=int(input())
for i in range(n):
for j in range(n):
if(i==0 or i==n-1 or j==0 or j==n-1):
print(“*”,end=””)
else:
print(” “,end=””)
print()
n=int(input())
for i in range(n):
print(“*”,end=””)
print(“\n”)
for i in range(n):
for j in range(n):
if(j==0 or j==(n-1)):
print(“*”,end=””)
else:
print(” “,end=””)
print(“\n”)
for i in range(n):
print(“*”,end=””)