Buggy python submission (verdict: Runtime Error):
NK = input().split();
N,K = int(NK[0]),int(NK[1]);
min = N;

#桁が大きい時の処理
if(K == 1):
    while(int(len(str(N))) > 2):
        N = int(N - K * (N / 2));
else:
    border = math.floor(N / K);
    N = N - K * border;
        
flag = True;
while flag == True:
    N = abs(N - K);
    if(N <= min):
        min = N;
    else:
        flag = False;
    
print(min);

Fixed submission:
import math

NK = input().split();
N,K = int(NK[0]),int(NK[1]);
min = N;

#桁が大きい時の処理
if(K == 1):
    while(int(len(str(N))) > 2):
        N = int(N - K * (N / 2));
else:
    border = math.floor(N / K);
    N = N - K * border;
        
flag = True;
while flag == True:
    N = abs(N - K);
    if(N <= min):
        min = N;
    else:
        flag = False;
    
print(min);

Buggy python submission (verdict: Time Limit Exceeded):
NK = input().split();
N,K = int(NK[0]),int(NK[1]);
min = N;

#桁が大きい時の処理
if(K == 1):
    while(int(len(str(N))) > 2):
        N = int(N - K * (N / 2));
# else:
#     while(int(len(str(N))) > 2):
#         N = int(N / K);
        
flag = True;
while flag == True:
    N = abs(N - K);
    if(N <= min):
        min = N;
    else:
        flag = False;
    
print(min);

Fixed submission:
import math

NK = input().split();
N,K = int(NK[0]),int(NK[1]);
min = N;

#桁が大きい時の処理
if(K == 1):
    while(int(len(str(N))) > 2):
        N = int(N - K * (N / 2));
else:
    border = math.floor(N / K);
    N = N - K * border;
        
flag = True;
while flag == True:
    N = abs(N - K);
    if(N <= min):
        min = N;
    else:
        flag = False;
    
print(min);

Buggy python submission (verdict: Runtime Error):
NK = input().split();
N,K = int(NK[0]),int(NK[1]);
min = N;

#桁が大きい時の処理
while(int(len(str(N))) > 2):
    N = int(N - K * int(N / 2));
    print("N=");
    print(N);
    print("K=");
    print(K);

flag = True;
while flag == True:
    N = abs(N - K);
    if(N <= min):
        min = N;
    else:
        flag = False;
    
print(min);

Fixed submission:
import math

NK = input().split();
N,K = int(NK[0]),int(NK[1]);
min = N;

#桁が大きい時の処理
if(K == 1):
    while(int(len(str(N))) > 2):
        N = int(N - K * (N / 2));
else:
    border = math.floor(N / K);
    N = N - K * border;
        
flag = True;
while flag == True:
    N = abs(N - K);
    if(N <= min):
        min = N;
    else:
        flag = False;
    
print(min);

Buggy python submission (verdict: Runtime Error):
NK = input().split();
N,K = int(NK[0]),int(NK[1]);
min = N;

#桁が大きい時の処理
while(int(len(str(N))) > 2):
    N = int(N - K * (N / 2));

flag = True;
while flag == True:
    N = abs(N - K);
    if(N <= min):
        min = N;
    else:
        flag = False;
    
print(min);

Fixed submission:
import math

NK = input().split();
N,K = int(NK[0]),int(NK[1]);
min = N;

#桁が大きい時の処理
if(K == 1):
    while(int(len(str(N))) > 2):
        N = int(N - K * (N / 2));
else:
    border = math.floor(N / K);
    N = N - K * border;
        
flag = True;
while flag == True:
    N = abs(N - K);
    if(N <= min):
        min = N;
    else:
        flag = False;
    
print(min);

Buggy python submission (verdict: Time Limit Exceeded):
NK = input().split();
N,K = int(NK[0]),int(NK[1]);
min = N;

flag = True;
while flag == True:
    N = abs(N - K);
    if(N <= min):
        min = N;
    else:
        flag = False;
    
print(min);

Fixed submission:
import math

NK = input().split();
N,K = int(NK[0]),int(NK[1]);
min = N;

#桁が大きい時の処理
if(K == 1):
    while(int(len(str(N))) > 2):
        N = int(N - K * (N / 2));
else:
    border = math.floor(N / K);
    N = N - K * border;
        
flag = True;
while flag == True:
    N = abs(N - K);
    if(N <= min):
        min = N;
    else:
        flag = False;
    
print(min);