Coding init

NishantGhanate · NishantGhanate · commit 822a0ca34e6b · 2019-03-30T18:31:52.000+05:30
diff --git a/Coding/Diagonal.py b/Coding/Diagonal.py
@@ -0,0 +1,16 @@
+a = [[11,2,4] , [4,5,6] , [10,8,-12]]
+n = len(a)
+
+diagonal_1 = diagonal_2 = 0
+
+
+for i,j in zip(range(0,n), range(n-1,-1,-1)):
+    #print("i={},j={}".format(i,j))
+    #print(a[i][i])
+    #print(a[i][j])
+    diagonal_1 = diagonal_1 + a[i][i]
+    diagonal_2 = diagonal_2 + a[i][j]
+    
+print(abs(diagonal_1 - diagonal_2))
+#print(diagonal_1)
+#print(diagonal_2)
diff --git a/Coding/Fraction.py b/Coding/Fraction.py
@@ -0,0 +1,27 @@
+
+# Complete the plusMinus function below.
+def plusMinus(arr):
+    arr_len = len(arr)
+    positive = negative = zero = 0.00
+    for i in range(arr_len):
+        if arr[i] >0:
+            positive = positive + 1
+        elif arr[i]<0:
+            negative = negative + 1
+        else :
+            zero = zero + 1
+    positive = positive / arr_len
+    negative = negative / arr_len
+    zero = zero / arr_len
+
+    print('{0:.4f}'.format(positive))
+    print('{0:.4f}'.format(negative))
+    print('{0:.4f}'.format(zero))
+
+
+if __name__ == '__main__':
+    n = int(input())
+
+    arr = list(map(int, input().rstrip().split()))
+
+    plusMinus(arr)
diff --git a/Coding/Staircase.py b/Coding/Staircase.py
@@ -0,0 +1,24 @@
+#!/bin/python3
+
+import math
+import os
+import random
+import re
+import sys
+
+# Complete the staircase function below.
+def staircase(n):
+    count=n
+    for i in range(n):
+        for j in range(n):
+            if j>=count-1:
+                sys.stdout.write("#")
+            else:
+                sys.stdout.write(" ")
+        count=count-1
+        sys.stdout.write("\n")
+
+if __name__ == '__main__':
+    n = int(input())
+
+    staircase(n)
