Added patterns

P/patterns/diamond1.py

@@ -0,0 +1,9 @@
+n=int(input('enter number of layers:'))#horizontal layer
+
+# first n vertical layers
+for i in range(n):
+    print((n-i)*' ',(2*i+1)*'*')
+
+# next n-1 vertical layers
+for i in range(n-2,-1,-1):
+    print((n-i)*' ',(2*i+1)*'*')

P/patterns/diamond2.py

@@ -0,0 +1,5 @@
+n=int(input('enter no layers:'))#horizontal layer
+for i in range(n+1):
+    print((2*(n-i)+1)*' ',i*'*   ')
+for i in range(n-1,-1,-1):
+    print((2*(n-i)+1)*' ',i*'*   ')

P/patterns/name_pattern1.py

@@ -0,0 +1,24 @@
+'''
+Structure
+ex: omm
+o/p-->
+a
+b
+...
+o
+oa
+ob
+...
+om
+oma
+omb
+...
+omm
+
+'''
+name1 = input('your name:')
+name = name1.replace(' ', '').lower()
+l = len(name)
+s = 0
+for i in range(l+1):
+    print(" "*(l-i), name[:i])

P/patterns/name_pattern2.py

@@ -0,0 +1,7 @@
+name = input("enter name: ")
+l = len(name)
+
+for i in range(l):
+    print(' '*(l-i)**2, name[i])
+for i in range(l-1,-1,-1):
+    print(' '*(l-i)**2, name[i])

P/patterns/num_pattern_1.py

@@ -0,0 +1,11 @@
+"""
+1
+2 2
+3 3 3
+4 4 4 4
+"""
+
+for i in range(1, 10):
+    for j in range(i):
+        print(i, end=' ')
+    print()  # for new line

P/patterns/num_pattern_2.py

@@ -0,0 +1,13 @@
+'''
+1
+1 2
+1 2 3
+1 2 3 4
+'''
+
+for i in range(5):
+    num = 1
+    for j in range(i+1):
+        print(num, end=' ')
+        num += 1
+    print()  # for new line

P/patterns/num_pattern_3.py

@@ -0,0 +1,12 @@
+'''
+1
+2 3 
+4 5 6
+7 8 9 10
+'''
+num = 1
+for i in range(1, 10):
+    for j in range(i):
+        print(num, end=' ')
+        num += 1
+    print()

P/patterns/num_pattern_4.py

@@ -0,0 +1,12 @@
+'''
+1
+2 3 4
+5 6 7 8 9
+10 11 12 13 14 15 16
+'''
+num = 1
+for i in range(1, 10, 2):
+    for j in range(i):
+        print(num, end=' ')
+        num += 1
+    print()

P/patterns/pyramid.py

@@ -0,0 +1,7 @@
+n = int(input("enter height: "))
+
+for i in range(n):
+    for j in range(i+1):
+        print("#", end='')
+
+    print()

P/patterns/string_ltr_format.py

@@ -0,0 +1,36 @@
+# program to write a string in v shape
+while True:
+    x = input('enter text:')
+    n = x.replace(' ', '')
+    l = len(n)
+    s = 0
+
+    if len(x) == 1:
+        print(0*' ',x)
+
+    else:    
+        for i in range(l):
+            print(i*' ', n[i], (l-2-2*i)*' ', n[l-i-1])
+            s += 1
+
+            # to stop it from continuing after meeting point
+            if l-2-2*i == 0 or l-2-2*i == 1:
+                break
+
+        if l % 2 != 0:  # for words with odd no of letters
+            print((i+2)*' ', n[l//2])
+
+    while True:
+        rep = input('Try once more?(y/n):')
+        if rep == 'y':
+            break
+        if rep == 'n':
+            break
+        if rep != 'y' or 'n':
+            print('invalid entry')
+
+    if rep == 'y':
+        continue
+    if rep == 'n':
+        print('thank you')
+        break

README.md

@@ -95,6 +95,7 @@ We appreciate the contributions from the following community members:
 - [Ezhill Ragesh](https://github.com/ezhillragesh)
 - [Brunda Bharadwaj](https://github.com/brundabharadwaj/)
 - [Hemanth Singh](https://github.com/Hemanth11011)
+- [Omm Satyakam](https://github.com/p-retrover)
 
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