Question

Write a program in python to print the pattern
1
21
321
4321
54321

Answer 1

Answer:

1

21

321

4321

54321

#include <stdio.h>

int main()

{

int i, j;

for(i=1;i<=5;i++)

{

for(j=i;j>=1;j–)

{

printf(“%d”,j);

}

printf(“\n”);

}

return 0;

}

Answer 2

Below are the program in python for the above question:

Explanation:

size= int(input("Enter the size of the series")) # It takes input for the size of the series.

i=1

while(i<=size): # first loop.

   j=i

   while(j>=1): # inner loop.

       print(j, end = ' ')  # print the series.

       j=j-1

   i=i+1

   print("") # for line changes.

Output:

• When the user inputs 1, it will prints one line of the series.
• When the user enter 4, it will prints the 4 line of the series.

Detailed explanation:

• The above program takes inputs and prints the series which is demanded in the question.
• The first loop print the series up to size.
• The inner loop will print every line of the series.

Learn More:

• python program : https://brainly.in/question/5558161