C
#include <stdio.h>
int main()
{
int n = 5;
int i,j;
int total = n * 3 - 3;
int p = 1, b = total - n * 2 + 4, h = total;
for(i = 1; i <= n; i++)
{
for (j = 1; j <= i; j++)
{
if (j == 1)
{
printf("%2d ", p++);
}
else if (i == n)
{
printf("%2d ", b++);
}
else if (j == i)
{
printf("%2d ", h--);
}
else
{
printf(" ");
}
}
printf("\n");
}
return 0;
}
C++
#include <iostream.h>
int main()
{
int n = 5;
int total = n * 3 - 3;
int p = 1, b = total - n * 2 + 4, h = total;
for(int i = 1; i <= n; i++)
{
for(int j = 1; j <= i; j++)
{
if (j == 1)
{
cout<<p++<<" ";
}
else if (i == n)
{
cout<<b++<<" ";
}
else if (j == i)
{
cout<<h--<<" ";
}
else
{
cout<<" "; // 2ws
}
}
cout<<endl;
}
return 0;
}
Java
class PatternProg
{
public static void main(String args[])
{
int n = 5;
int total = n * 3 - 3;
int p = 1;
int b = total - n * 2 + 4;
int h = total;
for (int i = 1; i <= n; i++)
{
for (int j = 1; j <= i; j++)
{
if (j == 1)
{
System.out.printf("%2d",p++);
}
else if (i == n)
{
System.out.printf("%2d",b++);
}
else if (j == i)
{
System.out.printf("%2d",h--);
}
else
{
System.out.print(" "); //2ws
}
}
System.out.println();
}
}
}
C#
using System;
class PatternProg
{
public static void Main()
{
int n = 5;
int total = n * 3 - 3;
int p = 1;
int b = total - n * 2 + 4;
int h = total;
for (int i = 1; i <= n; i++)
{
for (int j = 1; j <= i; j++)
{
if (j == 1)
{
Console.Write("{0,2:D}", p++);
}
else if (i == n)
{
Console.Write("{0,2:D}", b++);
}
else if (j == i)
{
Console.Write("{0,2:D}", h--);
}
else
{
Console.Write(" "); //2ws
}
}
Console.WriteLine();
}
Console.ReadKey(true);
}
}
Python
n = 5
total = n * 3 - 3
p = 1
b = total - n * 2 + 4
h = total
for x in range(1, n + 1):
for y in range(1, x + 1):
if y == 1:
print("{:2d}".format(p), end="")
p += 1
elif x == n:
print("{:2d}".format(b), end="")
b += 1
elif y == x:
print("{:2d}".format(h), end="")
h -= 1
else:
print(" ", end="") # 2ws
print()