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Author: SungbinYang

Day10/Password_sb.py

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+def solution(s, n):
+    alphabet = 'abcdefghijklmnopqrstuvwxyz'
+    u_alpha = alphabet.upper()
+    answer = ''
+    for letter in s:
+        if letter.isspace() == True:
+            answer = answer + " "
+        elif letter.islower() == True:
+            position = alphabet.find(letter)
+            newPosition = (position+n) % 26
+            answer = answer + alphabet[newPosition]
+        else:
+            position = u_alpha.find(letter)
+            newPosition = (position+n) % 26
+            answer = answer + u_alpha[newPosition]
+    return answer
+
+s1 = "AB"
+s2 = "z"
+s3 = "a B z"
+
+n1 = 1
+n2 = 1
+n3 = 4
+
+print(solution(s1, n1))
+print(solution(s2, n2))
+print(solution(s3, n3))

Day10/Third_Recersed_sb.py

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+# 풀이 실패
+def convert(n):
+    T = "012"
+    q, r = divmod(n, 3)
+    if q == 0:
+        return T[r]
+    else:
+        return convert(q) + T[r]
+
+def solution(n):
+    answer = 0
+    n = list(map(int, convert(n)));
+    for i in range(len(n)):
+            answer += n[i] * (3 ** i)
+    return answer
+
+n1 = 45
+n2 = 125
+
+print(solution(n1))
+print(solution(n2))