Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
import sys
import re
import numpy as np
from itertools import combinations

def answer(l):
    results = []
    for i, j in combinations(l, 2):
        v_a = np.array(i)
        v_b = np.array(j)
        results.append(np.linalg.norm(v_a - v_b))
    return sum(float.is_integer(i) for i in results)

rows = re.split('\n', sys.stdin.readline())
args = [list(map(int, row.split(' '))) for row in rows][1:]
print(answer(args))

Fixed submission:
n, d = map(int, input().split())
coodinates = [[int(x) for x in input().split()] for _ in range(n)]
result = 0
for left in range(n-1):
    for right in range(left+1,n):
        dist = 0
        for i in range(d):
            dist += (coodinates[left][i] - coodinates[right][i])**2
        dist = dist ** 0.5
        result += 1 if dist.is_integer() else 0
print(result)

Buggy python submission (verdict: Runtime Error):
import sys
import re
import numpy as np
from itertools import combinations
 
 
def answer(l):
    results = []
    for i, j in combinations(l, 2):
        v_a = np.array(i)
        v_b = np.array(j)
        results.append(np.linalg.norm(v_a - v_b))
    return sum(float.is_integer(i) for i in results)
 
rows = re.split('\n', sys.stdin.read())
args = [list(map(int, row.split(' '))) for row in rows][1:]
print(answer(args))

Fixed submission:
n, d = map(int, input().split())
coodinates = [[int(x) for x in input().split()] for _ in range(n)]
result = 0
for left in range(n-1):
    for right in range(left+1,n):
        dist = 0
        for i in range(d):
            dist += (coodinates[left][i] - coodinates[right][i])**2
        dist = dist ** 0.5
        result += 1 if dist.is_integer() else 0
print(result)

Buggy python submission (verdict: Runtime Error):
import sys
import re
import numpy as np
from itertools import combinations


def answer(l):
    results = []
    for i, j in combinations(l, 2):
        v_a = np.array(i)
        v_b = np.array(j)
        results.append(np.linalg.norm(v_a - v_b))

    return sum(float.is_integer(i) for i in results)


if __name__ == '__main__':
    rows = re.split('\n', sys.stdin.read())
    args = [list(map(int, row.split(' '))) for row in rows][1:]
    print(answer(args))

Fixed submission:
n, d = map(int, input().split())
coodinates = [[int(x) for x in input().split()] for _ in range(n)]
result = 0
for left in range(n-1):
    for right in range(left+1,n):
        dist = 0
        for i in range(d):
            dist += (coodinates[left][i] - coodinates[right][i])**2
        dist = dist ** 0.5
        result += 1 if dist.is_integer() else 0
print(result)
Buggy python submission (verdict: Runtime Error):
n, x = map(int, input().split())
l = [int(x) for x in input().split()]
bounds = 1
coodinate = 0
for i in range(n+1):
    coodinate += l[i]
    if coodinate > x:
        break
    bounds += 1
print(bounds)

Fixed submission:
n, x = map(int, input().split())
l = [int(x) for x in input().split()]
bounds = 1
coodinate = 0
for i in l:
    coodinate += i
    if coodinate > x:
        break
    bounds += 1
print(bounds)
Buggy python submission (verdict: Runtime Error):
W, H, x, y = map(int, input().split())
S = W*H*0.5
cond = 1 if (W//x==2)&(H//y==2) else 0
print(S, cond)

Fixed submission:
W, H, x, y = map(int, input().split())
S = W*H*0.5
cond = 1 if (W/2==x)&(H/2==y) else 0
print(S, cond)

Buggy python submission (verdict: Runtime Error):
W, H, x, y = map(int, input().split())
S = max(min(x*H, (W-x)*H), min(W*y, W*(H-y)))
cond = 1 if W/H==x/y else 0
    
print(S, cond)

Fixed submission:
W, H, x, y = map(int, input().split())
S = W*H*0.5
cond = 1 if (W/2==x)&(H/2==y) else 0
print(S, cond)
Buggy python submission (verdict: Runtime Error):
n = int(input())
l = []
for i in range(n):
    d = {}
    d["index"] = i+1
    d["city"], d["score"] = input().split()
    l.append(d)
results = []
for city in citys:
    sorted_scores = sorted([l[i]["score"] for i in range(n) if l[i]["city"] == city], reverse=True)
    for score in sorted_scores:
        candidate = [l[i]["index"] for i in range(n) if (l[i]["city"] == city)&(l[i]["score"] == score)][0]
        results.append(candidate)
print(*results, sep="\n")

Fixed submission:
n = int(input())
l = []
for i in range(n):
    d = {}
    d["index"] = i+1
    d["city"], d["score"] = input().split()
    d["score"] = int(d["score"])
    l.append(d)
results = []
citys = list(set([l[i]["city"] for i in range(n)]))
citys.sort()
for city in citys:
    sorted_scores = sorted([l[i]["score"] for i in range(n) if l[i]["city"] == city], reverse=True)
    for score in sorted_scores:
        candidate = [l[i]["index"] for i in range(n) if (l[i]["city"] == city)&(l[i]["score"] == score)][0]
        results.append(candidate)
print(*results, sep="\n")

Buggy python submission (verdict: Runtime Error):
import pandas as pd
n = int(input())
dic = {}
for i in range(n):
    dic[i+1] = {}
    dic[i+1]["city"], dic[i+1]["score"] = input().split()
print(*list(pd.DataFrame().from_dict(dic, orient="index").sort_values(["city","score"], ascending=[True,False]).index), sep="\n")

Fixed submission:
n = int(input())
l = []
for i in range(n):
    d = {}
    d["index"] = i+1
    d["city"], d["score"] = input().split()
    d["score"] = int(d["score"])
    l.append(d)
results = []
citys = list(set([l[i]["city"] for i in range(n)]))
citys.sort()
for city in citys:
    sorted_scores = sorted([l[i]["score"] for i in range(n) if l[i]["city"] == city], reverse=True)
    for score in sorted_scores:
        candidate = [l[i]["index"] for i in range(n) if (l[i]["city"] == city)&(l[i]["score"] == score)][0]
        results.append(candidate)
print(*results, sep="\n")
Buggy python submission (verdict: Runtime Error):
n, m = map(int, input().split())
a = sorted([int(x) for x in  input().split()])
for _ in range(m):
    b, c = map(int, input().split())
    if a[0] < c:
        for i in range(b):
            if a[i] < c:
                a[i] = c
        a.sort()
print(sum(a))

Fixed submission:
n, m = map(int, input().split())

gate_cond = [[int(x) for x in input().split()] for _ in range(m)]
max_under_th = max([l[0] for l in gate_cond])
min_upper_th = min([l[1] for l in gate_cond])
if min_upper_th - max_under_th >= 0:
    print(min_upper_th - max_under_th + 1)
else:
    print(0)

Buggy python submission (verdict: Time Limit Exceeded):
n, m = map(int, input().split())
gate_cond = [[int(x) for x in input().split()] for _ in range(m)]
each_valid_keys = [[x for x in range(l[0],l[1]+1)] for l in gate_cond]
all_valid_key = each_valid_keys[0]
for keys in each_valid_keys[1:]:
    all_valid_key = list(set(all_valid_key) & set(keys))
print(len(all_valid_key))

Fixed submission:
n, m = map(int, input().split())

gate_cond = [[int(x) for x in input().split()] for _ in range(m)]
max_under_th = max([l[0] for l in gate_cond])
min_upper_th = min([l[1] for l in gate_cond])
if min_upper_th - max_under_th >= 0:
    print(min_upper_th - max_under_th + 1)
else:
    print(0)
Buggy python submission (verdict: Runtime Error):
a,b = map(int, input().split())
print(max([max([a,b]) * 2 -1, a+b])

Fixed submission:
a,b = map(int, input().split())
gain1 = max([a, b])
print(max([gain1 *2 - 1, sum([a,b])]))

Buggy python submission (verdict: Runtime Error):
n, k = map(int, input().split())
s = [int(x) for x in list(input())]

state = 1
cnt = 0
l = []
for i in s:
    if i == state:
        cnt += 1
    else:
        l.append(cnt)
        cnt = 1
        state = i
l = [x for x in l if x >0]
if len(l) % 2 == 1:
    l.append(0)

Add = 2 * k + 1
ruiseki = [0]

for i, e in enumerate(l):
    ruiseki.append(ruiseki[i] + l[i])

answer = 0
for i in range(0, len(l), 2):
    left = i
    right = min(i + Add, len(l))
    tmp = ruiseki[right] - ruiseki[left]
    answer = max(tmp, answer)
 
print(answer)

Fixed submission:
a,b = map(int, input().split())
gain1 = max([a, b])
print(max([gain1 *2 - 1, sum([a,b])]))
Buggy python submission (verdict: Runtime Error):
n = int(intput_n)
l = [int(x) for x in input_l.split()]
max_h = l[0]
result = 1
for i in range(1,n):
    if max_h <= l[i]:
        result += 1
        max_h = l[i]
    else:
        continue
print(result)

Fixed submission:
n = int(input())
l = [int(x) for x in input().split()]
max_h = l[0]
result = 1
for i in range(1,n):
    if max_h <= l[i]:
        result += 1
        max_h = l[i]
    else:
        continue
print(result)

Buggy python submission (verdict: Runtime Error):
n = int(input()
l = map(int, input().split())
max_h = l[0]
result = 1
for i in range(1,n):
    print(max_h, l[i])
    if max_h <= l[i]:
        result += 1
        max_h = max(l[:i])
    else:
        continue
print(result)

Fixed submission:
n = int(input())
l = [int(x) for x in input().split()]
max_h = l[0]
result = 1
for i in range(1,n):
    if max_h <= l[i]:
        result += 1
        max_h = l[i]
    else:
        continue
print(result)
Buggy python submission (verdict: Runtime Error):
l = [int(input()) for _ in range(5)]
max_distance = input()
l[-1] - l[0] = distance
if max_distance > distance:
  print("Yay!")
else:
  print(":(")

Fixed submission:
l = [int(input()) for _ in range(5)]
max_distance = int(input())
distance = l[-1] - l[0]
if max_distance >= distance:
  print("Yay!")
else:
  print(":(")
Buggy python submission (verdict: Runtime Error):
from decimal import Decimal, ROUND_UP

l = [int(input()) for _ in range(5)]
min_remainder = 10 - min([x%10 for x in l if x%10 > 0])
print(sum([int(Decimal(x).quantize(Decimal("1E1"), rounding=ROUND_UP)) for x in l]) - min_remainder)

Fixed submission:
from decimal import Decimal, ROUND_UP
 
l = [int(input()) for _ in range(5)]
if len([x%10 for x in l if x%10 > 0]) > 0:
    min_remainder = 10 - min([x%10 for x in l if x%10 > 0])
    print(sum([int(Decimal(x).quantize(Decimal("1E1"), rounding=ROUND_UP)) for x in l]) - min_remainder)
else:
    print(sum([int(Decimal(x).quantize(Decimal("1E1"), rounding=ROUND_UP)) for x in l]))
Buggy python submission (verdict: Runtime Error):
n = int(input())
l = [int(input()) for _ in range(5)]

print(ceil(n%min(l)) + 4)

Fixed submission:
from math import ceil

n = int(input())
l = [int(input()) for _ in range(5)]

print(ceil(n/min(l)) + 4)
Buggy python submission (verdict: Runtime Error):
n = input()
l = sorted(list(map(int, input().split())))
max_l = l[-1]
if sum(max_l[:-1]) > l[-1]:
  print("Yes")
else:
  print("No")

Fixed submission:
n = input()
l = sorted(list(map(int, input().split())))
max_l = l[-1]
if sum(l[:-1]) > l[-1]:
  print("Yes")
else:
  print("No")
Buggy python submission (verdict: Runtime Error):
s = list(input())
if len(s) == 3:
    print(s[::-1].join())
else:
    print(s.join())

Fixed submission:
s = list(input())
if len(s) == 3:
    print("".join(s[::-1]))
else:
    print("".join(s))
Buggy python submission (verdict: Runtime Error):
n, a, b = map(int, input().split())
s = list(input())

result = []
cnt = 0
cnt_b = 0
limit = a + b

for student in s:
    if student == c:
        result.append("No")
    elif (student == "a") & (cnt < limit):
        result.append("Yes")
        cnt += 1
    elif (student == "b") & (cnt < limit) & (cnt_b < b):
        result.append("Yes")
        cnt += 1
        cnt_b += 1
    else:
        result.append("No")
print("\n".join(result))

Fixed submission:
n, a, b = map(int, input().split())
s = list(input())

result = []
cnt = 0
cnt_b = 0
limit = a + b

for student in s:
    if student == "c":
        result.append("No")
    elif (student == "a") & (cnt < limit):
        result.append("Yes")
        cnt += 1
    elif (student == "b") & (cnt < limit) & (cnt_b < b):
        result.append("Yes")
        cnt += 1
        cnt_b += 1
    else:
        result.append("No")
print("\n".join(result))
Buggy python submission (verdict: Time Limit Exceeded):
n,m = [int(s) for s in input().split(' ')]

ans = []
anss = None
for i in range(m):
    l,r = [int(s) for s in input().split(' ')]
    temp = set(i for i in range(l,r+1))
    ans.append(temp)
    if i == 0:
        anss = ans[0]
    else:
        anss &= ans[i] 
print(len(anss))

Fixed submission:
n,m = [int(s) for s in input().split(' ')]

ans = []
minn = 10000000
maxx = 0
for i in range(m):
    l,r = [int(s) for s in input().split(' ')]
    maxx = max(maxx,l)
    minn = min(minn,r)
if minn - maxx < 0:
    print(0)
else:
    print(minn - maxx+1)

Buggy python submission (verdict: Time Limit Exceeded):
n,m = [int(s) for s in input().split(' ')]

ans = []
for i in range(m):
    l,r = [int(s) for s in input().split(' ')]
    temp = set(i for i in range(l,r+1))
    ans.append(temp)

anss = ans[0]
for j in range(1,m):
    anss &= ans[j]   
print(len(anss))

Fixed submission:
n,m = [int(s) for s in input().split(' ')]

ans = []
minn = 10000000
maxx = 0
for i in range(m):
    l,r = [int(s) for s in input().split(' ')]
    maxx = max(maxx,l)
    minn = min(minn,r)
if minn - maxx < 0:
    print(0)
else:
    print(minn - maxx+1)

Buggy python submission (verdict: Time Limit Exceeded):
n,m = [int(s) for s in input().split(' ')]

ans = []
for i in range(m):
    l,r = [int(s) for s in input().split(' ')]
    temp = [i for i in range(l,r+1)]
    ans.append(set(temp))

anss = ans[0]
for j in range(1,len(ans)):
    anss &= ans[j]   
print(len(anss))

Fixed submission:
n,m = [int(s) for s in input().split(' ')]

ans = []
minn = 10000000
maxx = 0
for i in range(m):
    l,r = [int(s) for s in input().split(' ')]
    maxx = max(maxx,l)
    minn = min(minn,r)
if minn - maxx < 0:
    print(0)
else:
    print(minn - maxx+1)
Buggy python submission (verdict: Runtime Error):
n = int(input())
s = input()
ans = s.count('.')
tmp = ans
for i in s:
    if i == '.':
        tmp -= 1
    else:
        tmp += 1
    ans = min(ans,tmp)
print(ans)

Fixed submission:
s = [int(i) for i in input().split(' ')]
if s[2] > s[0] and s[2] < s[1]:
    print("Yes")
elif s[2] < s[0] and s[2] > s[1]:
    print("Yes")
else:
    print("No")
Buggy python submission (verdict: Runtime Error):
# -*- coding: utf-8 -*-
"""
Created on Sun Mar 24 20:27:19 2019

@author: screamLab
"""

s = input()
atcg = ['A','T','C','G']
ans = 0
long = 0
for i in range(len(s)):
    if s[i] in atcg:
        if s[i+1] in atcg:
            ans += 1
        else:
            ans += 1
    long = max(long,ans)
    ans = 0
long = max(long,ans)
print(long)
        

Fixed submission:
# -*- coding: utf-8 -*-
"""
Created on Sun Mar 24 20:27:19 2019

@author: screamLab
"""

s = input()
s += 'H'
atcg = ['A','T','C','G']
ans = 0
long = 0
for i in range(len(s)):
    if s[i] in atcg:
        if i == len(s):
            break
        if s[i+1] in atcg:
            ans += 1
        else:
            ans += 1
            long = max(long,ans)
            ans = 0
long = max(long,ans)
print(long)
Buggy python submission (verdict: Time Limit Exceeded):
# -*- coding: utf-8 -*-
"""
Created on Sun Mar 24 20:45:14 2019

@author: screamLab
"""

n,m = input().split()
s = input()
ans = 0
for i in range(int(m)):
    a,b = input().split()
    a = int(a)
    b = int(b)
    t = s[a-1:b]
    t += 'R'
    for y in range(len(t)):
        if y == len(t):
            break
        if t[y]== 'A' and t[y+1] == 'C':
            ans += 1
    print(ans)
    ans = 0

Fixed submission:
# -*- coding: utf-8 -*-
"""
Created on Sun Mar 24 20:45:14 2019

@author: screamLab
"""

n,m = input().split()
s = input()
ans = 0
table = [0]
for i in range(len(s)-1):
    if s[i:i+2] == 'AC':
        ans += 1
    table.append(ans)
        
for i in range(int(m)):
    a,b = input().split()
    a = int(a)
    b = int(b)
    print(table[b-1] - table[a-1])
Buggy python submission (verdict: Runtime Error):
from sys import stdin

x, y, a, b, c = [int(x) for x in stdin.readline().rstrip().split()]

p = [int(x) for x in stdin.readline().rstrip().split()]
q = [int(x) for x in stdin.readline().rstrip().split()]
r = [int(x) for x in stdin.readline().rstrip().split()]


ps = sorted(p, reverse=True)
qs = sorted(q, reverse=True)

pss = ps[0:x]
pss.extend(qs[0:y])

he = 0

for i in range(x+y):
    for j in range(len(r)):
        if pss[i] < r[j]:
            pss[i] = r.pop(j)
            break
    he += pss[i]

print(he)

Fixed submission:
# -*- coding: utf-8 -*-

s = input()

if s[2] == s[3] and s[4] == s[5]:
    print("Yes")
else:
    print("No")
Buggy python submission (verdict: Runtime Error):
N=int(input())
a=list(map(int,input().split()))
a=[a[i]-a[0] for i in a]
cnt=0
for i in range(len(a)):
    if a[i]>=0:
        cnt+=1
    a=[a[j]-a[i] for j in a]
print(cnt)

Fixed submission:
N=int(input())
a=list(map(int,input().split()))
cnt=0
for i in range(N):
    if max(a[:i+1])==a[i]:
    	cnt+=1
print(cnt)

Buggy python submission (verdict: Runtime Error):
N=int(input())
a=list(map(int,input().split()))
a=[a[i]-a[0] for i in a]
cnt=0
for i in range(len(a)):
    if a[i]>=0:
        cnt+=1
print(cnt)

Fixed submission:
N=int(input())
a=list(map(int,input().split()))
cnt=0
for i in range(N):
    if max(a[:i+1])==a[i]:
    	cnt+=1
print(cnt)
Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
a=sorted(list(map(int,input().split())))
b=[0]*(m-1)
for i in range(0,m-1):
  b[i]=a[i+1]-a[i]
c=sorted(b)
s=a[m-1]-a[0]
for i in range(0,n-1):
  s=s-c[m-i-2]
print(s)

Fixed submission:
n,m=map(int,input().split())
a=sorted(list(map(int,input().split())))
b=[0]*(m-1)
for i in range(0,m-1):
  b[i]=a[i+1]-a[i]
c=sorted(b)
s=a[m-1]-a[0]
if m>n:
  for i in range(0,n-1):
  	s=s-c[m-i-2]
else:
  s=0
print(s)
Buggy python submission (verdict: Time Limit Exceeded):
#!/usr/bin/env python3
# -*- coding: utf-8-*-

s = input()
n = len(s)
flag = True
while flag:
    flag = "01" in s or "10" in s
    s = s.replace("01", "").replace("10", "")
print(n-len(s))

Fixed submission:
#!/usr/bin/env python3
# -*- coding: utf-8-*-

s = input()
n = len(s)
c0 = 0
c1 = 0
for i in s:
    if i == "0":
        c0 += 1
    else:
        c1 += 1
print(2*min(c0, c1))
Buggy python submission (verdict: Runtime Error):
def main():
  	t = input().split(" ")
    n, m, d = int(t[0]), int(t[1]), int(t[2])
    if d == 0:
    	r = (m-1) / n
    elif d > n:
      	r = 0
    else:
      	r = 2 * (n-d) * (m-1) / n / n
    print(r)
main()

Fixed submission:
def main():
	t = input().split(" ")
	n, m, d = int(t[0]), int(t[1]), int(t[2])
	if d == 0:
		r = (m-1) / n
	elif d > n:
		r = 0
	else:
		r = 2 * (n-d) * (m-1) / n / n
	print(r)
main()
Buggy python submission (verdict: Runtime Error):
def main():
	N = int(input())
	a = input()
    
	W = [0]
	E = [0]
	for i in range(N):
		if a[i] == 'W':
			W[i+1] = W[i] + 1
			E[i+1] = E[i]
		else:
			W[i+1] = W[i]
			E[i+1] = E[i] + 1
	E_max = E[-1]
	n_min = N
	for i in range(N):
		t = W[i] + E_max - E[i+1]
		if t < n_min:
			n_min = t
	print (n_min)
main()

Fixed submission:
def main():
	N = int(input())
	a = input()
    
	W = [0]*(N+1)
	E = [0]*(N+1)
	for i in range(N):
		if a[i] == 'W':
			W[i+1] = W[i] + 1
			E[i+1] = E[i]
		else:
			W[i+1] = W[i]
			E[i+1] = E[i] + 1
	E_max = E[-1]
	n_min = N
	for i in range(N):
		t = W[i] + E_max - E[i+1]
		if t < n_min:
			n_min = t
	print (n_min)
main()
Buggy python submission (verdict: Runtime Error):
def main():
  t = input().split(" ")
  H, W = int(t[0]), int(t[1])
  
  s = ["."*(W+2)]
  for i in range(H):
    t = input().strip()
    s.append("".join(['.', t, '.']))
  s.append("."*(W+2))
  flag == True
  for i in range(H):
    for j in range(W):
      if s[i+1][j+1] == '#':
        if s[i][j+1]=='.' and s[i+2][j+1]=='.' and s[i+1][j]=='.' and s[i+1][j+2]=='.':
          flag == False
  if flag:
    print("Yes")
  else:
    print("No")
main()


Fixed submission:
def main():
  t = input().split(" ")
  H, W = int(t[0]), int(t[1])
  
  s = ["."*(W+2)]
  for i in range(H):
    t = input().strip()
    s.append("".join(['.', t, '.']))
  s.append("."*(W+2))
  flag = True
  for i in range(H):
    for j in range(W):
      if s[i+1][j+1] == '#':
        if s[i][j+1]=='.' and s[i+2][j+1]=='.' and s[i+1][j]=='.' and s[i+1][j+2]=='.':
          flag = False
  if flag:
    print("Yes")
  else:
    print("No")
main()
Buggy python submission (verdict: Runtime Error):
def main():
  N = int(input())
  t = input().split(" ")
  a = [int(i) for i in t]
  a.sort()
  
  for i in range(N):
    if i <= N//2:
      print(a[N//2+1])
    else:
      print(a[N//2])
main()


Fixed submission:
def main():
  N = int(input())
  t = input().split(" ")
  a = [int(i) for i in t]
  b = sorted(a)
  sm = b[N//2-1]
  bm = b[N//2]
  
  for i in a:
    if i <= sm:
      print(bm)
    else:
      print(sm)
main()

Buggy python submission (verdict: Runtime Error):
def main():
  N = int(input())
  t = input().split(" ")
  a = [int(i) for i in t]
  a.sort()
  
  for i in range(N):
    if i <= N/2:
      print(a[N/2+1])
    else:
      print(a[N/2])
main()


Fixed submission:
def main():
  N = int(input())
  t = input().split(" ")
  a = [int(i) for i in t]
  b = sorted(a)
  sm = b[N//2-1]
  bm = b[N//2]
  
  for i in a:
    if i <= sm:
      print(bm)
    else:
      print(sm)
main()

Buggy python submission (verdict: Runtime Error):
def main():
  N = int(input())
  t = input().split(" ")
  a = [int(i) for i in t]
  a.sort()
  
  for i in range(N):
  	if i <= N/2:
      print(a[N/2+1])
    else:
      print(a[N/2])
main()

Fixed submission:
def main():
  N = int(input())
  t = input().split(" ")
  a = [int(i) for i in t]
  b = sorted(a)
  sm = b[N//2-1]
  bm = b[N//2]
  
  for i in a:
    if i <= sm:
      print(bm)
    else:
      print(sm)
main()
Buggy python submission (verdict: Runtime Error):
def f(s, i, d):
  if len(s) == i:
    d.sort()
    return d[0]
  if len(d) == 0:
    return "_"
  d.remove(s[i])
  r = f(s, i+1, d)
  if r == "_":
    d.sort()
    for i in d:
      if s[i] < i:
        return i
    d.append(s[i])
    return "_"
  return "".join([s[i], r])

def main():
  d = list("abcdefghijklmnopqrstuvwxyz")
  t = input()
  r = f(t, 0, d)
  print(r)
  
main()


Fixed submission:
def f(s, i, d):
  if len(d) == 0:
    return "-1"
  if len(s) == i:
    d.sort()
    return d[0]
  d.remove(s[i])
  r = f(s, i+1, d)
  if r == "-1":
    d.sort()
    for j in d:
      if s[i] < j:
        return j
    d.append(s[i])
    return "-1"
  return "".join([s[i], r])

def main():
  d = list("abcdefghijklmnopqrstuvwxyz")
  t = input()
  r = f(t, 0, d)
  print(r)

main()

Buggy python submission (verdict: Runtime Error):
def f(s, i, d):
  if len(s) == i:
    d.sort()
    return d[0]
  if len(d) == 0:
    return "_"
  d.remove(s[i])
  r = f(s, i+1, d)
  if r == "_":
    d.sort()
    for i in d:
      if s[i] < i:
        return i
    d.append(s[i])
    return "_"
  return "".join(s[i], r)

def main():
  d = list("abcdefghijklmnopqrstuvwxyz")
  t = input()
  r = f(t, 0, d)
  print(r)
  
main()

Fixed submission:
def f(s, i, d):
  if len(d) == 0:
    return "-1"
  if len(s) == i:
    d.sort()
    return d[0]
  d.remove(s[i])
  r = f(s, i+1, d)
  if r == "-1":
    d.sort()
    for j in d:
      if s[i] < j:
        return j
    d.append(s[i])
    return "-1"
  return "".join([s[i], r])

def main():
  d = list("abcdefghijklmnopqrstuvwxyz")
  t = input()
  r = f(t, 0, d)
  print(r)

main()
Buggy python submission (verdict: Runtime Error):
print(int((N=int(input())) * (N+1) /2))


Fixed submission:
N=int(input())
print(int(N * (N+1) /2))

Buggy python submission (verdict: Runtime Error):
print((N=int(input()) * (N+1) /2)

Fixed submission:
N=int(input())
print(int(N * (N+1) /2))
Buggy python submission (verdict: Runtime Error):
def main():
  t = input().split(" ")
  A = int(t[0])
  B = int(t[1])
  
  if B < 0:
    if (B - A) % 2 == 1
    	print("Positive")
    else :
    	print("Negative")
  elif 0 < A:
    print("Positive")
  else:
    print("Zero")
    
main()

Fixed submission:
def main():
  t = input().split(" ")
  A = int(t[0])
  B = int(t[1])
  
  if B < 0:
    if (B - A) % 2 == 1:
    	print("Positive")
    else :
    	print("Negative")
  elif 0 < A:
    print("Positive")
  else:
    print("Zero")
    
main()

Buggy python submission (verdict: Runtime Error):
def main():
  t = input().split(" ")
  A = int(t[0])
  B = int(t[1])
  
  if b < 0:
    print("Negative")
  elif 0 < a:
    print("Positive")
  else:
    print("Zero")
    
main()

Fixed submission:
def main():
  t = input().split(" ")
  A = int(t[0])
  B = int(t[1])
  
  if B < 0:
    if (B - A) % 2 == 1:
    	print("Positive")
    else :
    	print("Negative")
  elif 0 < A:
    print("Positive")
  else:
    print("Zero")
    
main()