From e6f2d6f494e2126af5dda76cbbcc36cbd90df5cb Mon Sep 17 00:00:00 2001
From: Nitin G <niting@Nitins-MacBook-Pro.local>
Date: Wed, 4 Jan 2023 22:45:42 +0530
Subject: [PATCH] completed python tasks

---
 .DS_Store        | Bin 0 -> 6148 bytes
 MachanHoid/1a.py |  13 +++++++++++++
 MachanHoid/1b.py |  24 ++++++++++++++++++++++++
 3 files changed, 37 insertions(+)
 create mode 100644 .DS_Store
 create mode 100644 MachanHoid/1a.py
 create mode 100644 MachanHoid/1b.py

diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000000000000000000000000000000000000..458c9956fa659881a2cc649bc540c978bbdd3e4f
GIT binary patch
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diff --git a/MachanHoid/1a.py b/MachanHoid/1a.py
new file mode 100644
index 0000000..1913897
--- /dev/null
+++ b/MachanHoid/1a.py
@@ -0,0 +1,13 @@
+import random
+import math
+
+n = 100
+
+y = [random.randint(0,1) for _ in range(n)]
+y_hat = [random.random() for _ in range(n)]
+
+loss = 0
+for i in range(n):
+    loss += y[i]*math.log(y_hat[i], 2) + (1-y[i])*math.log(1-y_hat[i],2)
+
+print(f'Loss = {loss}')
\ No newline at end of file
diff --git a/MachanHoid/1b.py b/MachanHoid/1b.py
new file mode 100644
index 0000000..bffd262
--- /dev/null
+++ b/MachanHoid/1b.py
@@ -0,0 +1,24 @@
+class Solve:
+    def __init__(self, numbers, target):
+        self.numbers = numbers
+        self.target = target
+        self.result = {}
+
+    def findpairs(self):
+        k = 1
+        for i in range(len(self.numbers)):
+            for j in range(len(self.numbers)):
+                if self.numbers[i] + self.numbers[j] == self.target:
+                    self.result[k] = [i,j]
+                    k += 1
+#example
+prob = Solve([10,20,10,40,50,60,70], 50)
+prob.findpairs()
+print(prob.result)
+
+#user input
+numbers = list(map(float, input("enter numbers: ").split()))
+target = float(input("enter target: "))
+prob2 = Solve(numbers, target)
+prob2.findpairs()
+print(prob2.result)
\ No newline at end of file