Question

How to reverse the middle N characters of a string in Python

Answer 1

def reverse_middle(s, pos): 
    len_s = len(s)
    mid = (len_s - pos) // 2
    tmp = ""
   
    for i in range(mid): 
        tmp += s[i]
   
    for i in range(mid + pos - 1, mid - 1, -1): 
        tmp += s[i]
   
    for i in range(mid + pos, len_s): 
        tmp += s[i]
         
    return tmp
   
   
s = "abcdefg"
pos = 3
 
print(reverse_middle(s, pos))
 
 
 
'''
run:
 
abedcfg
 
'''

 

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