letter swap done

Author: George Zaimis

12.py

@@ -0,0 +1,44 @@
+f = open('file.txt', 'r')
+x = f.readlines()
+f.close()
+
+letters = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z']
+stat = []
+
+for init in range(26):
+    stat.append(0)
+
+for ch in str(x):
+    for letter in range(26):
+        if ch.upper() == letters[letter].upper():
+            stat[letter] = stat[letter] + 1
+
+max = []
+maxcount = 0
+mincount = stat[0]
+min = []
+for index in range(26):
+    if maxcount < stat[index]:
+        max = []
+        max.append(letters[index])
+    elif maxcount == stat[index]: 
+        max.append(letters[index])
+        
+    if mincount > stat[index]:
+        min = []
+        min.append(letters[index])
+    elif mincount == stat[index]: 
+        max.append(letters[index])
+
+strr = str(x)
+
+strr = strr.upper().replace(max[0].upper(), '±±§§-=')
+
+strr = strr.upper().replace(min[0].upper(), max[0].upper())
+
+strr = strr.upper().replace('±±§§-=', min[0].upper())
+
+print(strr.lower())
+
+
+

file.txt

@@ -0,0 +1 @@
+fcgvkbjhsvkervijneqwnvehrikvsj ckebvhaejknvpceanvceofcgvkbjhsvkervijneqwnvehrikvsj ckebvhaejknvpceanvceofcgvkbjhsvkervijneqwnvehrikvsj ckebvhaejknvpceanvceofcgvkbjhsvkervijneqwnvehrikvsj ckebvhaejknvpceanvceofcgvkbjhsvkervijneqwnvehrikvsj ckebvhaejknvpceanvceofcgvkbjhsvkervijneqwnvehrikvsj ckebvhaejknvpceanvceofcgvkbjhsvkervijneqwnvehrikvsj ckebvhaejknvpceanvceofcgvkbjhsvkervijneqwnvehrikvsj ckebvhaejknvpceanvceofcgvkbjhsvkervijneqwnvehrikvsj ckebvhaejknvpceanvceo