C Language Nested Loops Set 12

Get the following output:

25 20 15 10 5
25 20 15 10
25 20 15
25 20
25

Source code: Using for loop

#include<stdio.h>
int main()
{
	int i,j;
	for(i=1;i<=5;i++)
	{
		for(j=5;j>=i;j--)
		{
			printf("%d ",j*5);
		}
		printf("\n");
	}
	return(0);
}

Source code: Using while loop

#include<stdio.h>
int main()
{
	int i=1,j;
	while(i<=5)
	{
		j=5;
		while(j>=i)
		{
			printf("%d ",j*5);
			j--;
		}
		
		printf("\n");
		i++;
	}
	return(0);
}

Get the following output:

5 4 3 2 1
4 3 2 1
3 2 1
2 1
1

Source code: Using for loop

#include<stdio.h>
int main()
{
	int i,j;
	for(i=5;i>=1;i--)
	{
		for(j=i;j>=1;j--)
		{
			printf("%d ",j);
		}
		printf("\n");
	}
	return(0);
}

Source code: Using while loop

#include<stdio.h>
int main()
{
	int i=5,j;
	while(i>=1)
	{
		j=i;
		while(j>=1)
		{
			printf("%d ",j);
			j--;
		}
		
		printf("\n");
		i--;
	}
	return(0);
}

Get the following output:

10 8 6 4 2
8 6 4 2
6 4 2
4 2
2

Source code: Using for loop

#include<stdio.h>
int main()
{
	int i,j;
	for(i=5;i>=1;i--)
	{
		for(j=i;j>=1;j--)
		{
			printf("%d ",j*2);
		}
		printf("\n");
	}
	return(0);
}

Source code: Using while loop

#include<stdio.h>
int main()
{
	int i=5,j;
	while(i>=1)
	{
		j=i;
		while(j>=1)
		{
			printf("%d ",j*2);
			j--;
		}
		
		printf("\n");
		i--;
	}
	return(0);
}