From 9a90b142314d01f898545b0a2d8ab6d84f339710 Mon Sep 17 00:00:00 2001
From: helyus1412 <helyus1412@gmail.com>
Date: Tue, 8 Jun 2021 15:38:15 +0700
Subject: [PATCH] done

---
 soal1.py | 18 ++++++++++++++++++
 soal2.py | 18 ++++++++++++++++++
 soal3.py | 16 ++++++++++++++++
 soal4.py | 15 +++++++++++++++
 4 files changed, 67 insertions(+)
 create mode 100644 soal1.py
 create mode 100644 soal2.py
 create mode 100644 soal3.py
 create mode 100644 soal4.py

diff --git a/soal1.py b/soal1.py
new file mode 100644
index 0000000..75d01eb
--- /dev/null
+++ b/soal1.py
@@ -0,0 +1,18 @@
+n = 9
+ar = [10, 20, 20, 10, 10, 30, 50, 10, 20]
+
+
+def sockMerchant(n, ar):
+    count = 0
+    dict = {}
+
+    for i in ar:
+        dict[i] = dict.get(i, 0) + 1
+
+    for i in dict.keys():
+        count += dict[i] // 2
+
+    return count
+
+
+print(sockMerchant(n, ar))
diff --git a/soal2.py b/soal2.py
new file mode 100644
index 0000000..bc5f7e5
--- /dev/null
+++ b/soal2.py
@@ -0,0 +1,18 @@
+k = 2
+a = [0, -1, 2, 1]
+
+
+def angryProfessor(k, a):
+    on_time = 0
+
+    for i in range(len(a)):
+        if a[i] <= 0:
+            on_time += 1
+
+    if on_time >= k:
+        return "NO"
+    else:
+        return "YES"
+
+
+print(angryProfessor(k, a))
diff --git a/soal3.py b/soal3.py
new file mode 100644
index 0000000..7cd1ee2
--- /dev/null
+++ b/soal3.py
@@ -0,0 +1,16 @@
+import math
+
+arr = [1, 2, 3, 5, 4, 4, 3, 2, 1, 3, 4]
+
+
+def migratorBirds(arr):
+    bird_count = [0]*len(arr)
+    for i in arr:
+        bird_count[i] += 1
+    print(bird_count)
+
+    maks = max(bird_count)
+    return bird_count.index(maks)
+
+
+print(migratorBirds(arr))
diff --git a/soal4.py b/soal4.py
new file mode 100644
index 0000000..0717139
--- /dev/null
+++ b/soal4.py
@@ -0,0 +1,15 @@
+s = 'aba'  # len = 3
+n = 10
+
+# abaabaabaa
+
+
+def repeatedString(s, n):
+    s_awal = s.count('a') * (n // len(s))  # aaaaaa
+    s_sisa = s[:(n % len(s))].count('a')  # a
+    # print(s_awal)
+    # print(s_sisa)
+    return s_awal + s_sisa
+
+
+print(repeatedString(s, n))