C
#include <stdio.h>
int main()
{
int n = 5;
int i,j;
int x = 1;
for(i = 1; i <= n; i++)
{
for(j = 1; j <= i; j++)
{
printf(" %2d #", x++);
}
printf("\n");
}
return 0;
}
C++
#include <iostream.h>
int main()
{
int n = 5;
int x = 1;
for(int i = 1; i <= n; i++)
{
for(int j = 1; j <= i; j++)
{
cout<<x++<<" # ";
}
cout<<endl;
}
return 0;
}
Java
class PatternProg
{
public static void main(String args[])
{
int n = 5;
int x = 1;
for (int i = 1; i <= n; i++)
{
for (int j = 1; j <= i; j++)
{
System.out.printf(" %2d #", x++);
}
System.out.println();
}
}
}
C#
using System;
class PatternProg
{
public static void Main()
{
int n = 5;
int x = 1;
for (int i = 1; i <= n; i++)
{
for (int j = 1; j <= i; j++)
{
Console.Write(" {0,2:D} #", x++);
}
Console.WriteLine();
}
Console.ReadKey(true);
}
}
Python
n = 5
d = 1
for x in range(1, n + 1):
for y in range(1, x + 1):
print(" {:2d} #".format(d), end="")
d += 1
print()