Harryxun/GPT-100-sft-dataset huggingface dataset:
Problem p03488 (python)

Fixed submission:
def main():
    s = input()
    x, y = map(int, input().split())
    if solve(s, x, y):
        print('Yes')
    else:
        print('No')

def solve(s, x, y):
    moves = split_moves(s)
    if not match(x - moves[0][0], moves[0][1:]):
        return False
    if not match(y, moves[1]):
        return False

    return True

def match(x, moves):
    s = sum(moves)
    if x > s:
        return False

    if (s - x) % 2 != 0:
        return False

    return knapsack((s - x) // 2, moves)

def knapsack(x, moves):
    if x == 0:
        return True

    prev = set([0])
    for m in moves:
        curr = set(i + m for i in prev if i + m <= x)
        if x in curr:
            return True
        curr |= prev
        prev = curr
    return False

def split_moves(s):
    moves = [[0], []]
    i = 0

    for c in s:
        if c == 'F':
            moves[i][-1] += 1
        else:
            i = 1 - i
            moves[i].append(0)

    return moves

main()

Buggy submission (verdict: Runtime Error):
def main():
    s = input()
    x, y = map(int, input().split())
    if solve(s, x, y):
        print('Yes')
    else:
        print('No')

def solve(s, x, y):
    moves = split_moves(s)
    if not match(x - moves[0][0], moves[0][1:]):
        return False
    if not match(y, moves[1]):
        return False

    return True

def match(x, moves):
    s = sum(moves)
    if x > s:
        return False

    if (s - x) % 2 != 0:
        return False

    return knapsack((s - x) // 2, moves)

def knapsack(x, moves):
    if x == 0:
        return True
    if x < 0:
        return False
    if len(moves) == 0:
        return False

    if knapsack(x - moves[0], moves[1:]):
        return True

    if knapsack(x, moves[1:]):
        return True

    return False

def split_moves(s):
    moves = [[0], []]
    i = 0
    j = 0

    for c in s:
        if c == 'F':
            moves[i][-1] += 1
        else:
            i = 1 - i
            moves[i].append(0)

    return moves

main()

Buggy submission (verdict: Runtime Error):
def main():
    s = input()
    x, y = map(int, input().split())
    if solve(s, x, y):
        print('Yes')
    else:
        print('No')

def solve(s, x, y):
    moves = split_moves(s)
    if not match(x - moves[0][0], moves[0][1:]):
        return False
    if not match(y, moves[1]):
        return False

    return True

def match(x, moves):
    s = sum(moves)
    if x > s:
        return False

    if (s - x) % 2 != 0:
        return False

    return knapsack((s - x) // 2, moves)

def knapsack(x, moves):
    if x == 0:
        return True
    if x < 0:
        return False
    if len(moves) == 0:
        return False

    if knapsack(x - moves[0], moves[1:]):
        return True

    if knapsack(x, moves[1:]):
        return True

    return False

def split_moves(s):
    moves = [[0], []]
    i = 0
    j = 0

    for c in s:
        if c == 'F':
            moves[i][-1] += 1
        else:
            i = 1 - i
            moves[i].append(0)

    return moves

main()
Problem p03556 (python)

Fixed submission:
n = int(input())
lo, hi = 1, n

while hi - lo > 1:
  x = (hi + lo) // 2
  if x * x > n:
    hi = x
  else:
    lo = x

print(lo * lo)

Buggy submission (verdict: Runtime Error):
from math import ceil, sqrr

n = int(input())
print(ceil(sqrt(n)) ** 2)
Problem p03633 (python)

Fixed submission:
from functools import reduce

def main():
    n = int(input())
    t = [int(input()) for _ in range(n)]
    print(solve(t))

def solve(t):
    return reduce(lcm, t, 1)

def lcm(a, b):
    return a * b // gcd(a, b)

def gcd(a, b):
    if b == 0:
        return a
    
    return gcd(b, a % b)

main()

Buggy submission (verdict: Runtime Error):
from functools import reduce
from math import gcd

def main():
    n = int(input())
    t = [int(input()) for _ in range(n)]
    print(solve(t))

def solve(t):
    return reduce(lcm, t, 1)

def lcm(a, b):
    return a * b // gcd(a, b)

main()
Problem p03658 (python)

Fixed submission:
n, k = map(int, input().split())
a = list(map(int, input().split()))
a.sort(reverse=True)
print(sum(a[:k]))

Buggy submission (verdict: Runtime Error):
n, k = map(int, input().split())
a = list(map(int, input().split()))
a.sort(reverse=True)
print(sum[:k])
Problem p03694 (python)

Fixed submission:
input()
a = list(map(int, input().split()))
print(max(a) - min(a))

Buggy submission (verdict: Runtime Error):
input()
a = map(int, input().split())
print(max(a) - min(a))
Problem p03998 (python)

Fixed submission:
from collections import deque

m = [deque(input()) for _ in range(3)]
t = 0

while True:
  if len(m[t]) == 0:
    print('ABC'[t])
    break
  
  t = 'abc'.find(m[t].popleft())

Buggy submission (verdict: Runtime Error):
from collections import deque

m = [deque(input()) for _ in range(3)]
t = 0

while True:
  n = m[t].popleft()
  if not m[t]:
    print('ABC'[t])
    break
  t = n
Problem p04030 (python)

Fixed submission:
s = input()
m = []

for c in s:
  if c == 'B':
    if m:
      m.pop()
  else:
    m.append(c)

print(''.join(m))

Buggy submission (verdict: Runtime Error):
s = input()
m = []

for c in s:
  if c == 'B':
    if s:
      m.pop()
  else:
    m.append(c)

print(''.join(m))
Problem p02584 (python)

Fixed submission:
X,K,D = list(map(int, input().split()))
co,ans = divmod(abs(X),D)
if (K - co) > 0:
    if (K - co) % 2 == 0:
        pass
    else:
        ans = abs(ans) - D
else:
    ans = abs(X) - K*D

print(abs(ans))

Buggy submission (verdict: Runtime Error):
X,K,D = [int(input()) for i in range(3)]
print(2)
Problem p02612 (python)

Fixed submission:
N = int(input())
a = 0
if N >= 1000:
    a = N - 1000
else:
    a = N
while a >= 1000:
    a = a - 1000
if a != 0:
    a = 1000 - a
print(a)

Buggy submission (verdict: Runtime Error):
N = int(input())
if N >= 1000:
    a = N - 1000
else:
    a = a
while a >= 1000:
    a = a - 1000
if a != 0:
    a = 1000 - a
print(a)
Problem p02553 (python)

Fixed submission:
a, b, c, d = map(int, input().split())
if (a>=0) and (b>=0) and (c>=0) and (d>=0): #A
    ans=b*d
elif (b<=0) and (d<=0):#E
    ans=a*c
elif (a<=0) and (b>=0) and (c<=0) and (d>=0):#F
    tmp1=a*c
    tmp2=b*d
    if tmp1>tmp2:
        ans=tmp1
    else:
        ans=tmp2
elif (a>=0) and (b>=0) and (d<=0):#H
    ans=a*d
elif (c>=0) and (d>=0) and (b<=0):#C
    ans=b*c
elif (a<=0) and (b>=0) and (c<=0) and (d<=0):#I
    ans=a*c
elif (a<=0) and (b<=0) and (c<=0) and (d>=0):#D
    ans=a*c
elif (a>=0) and (b>=0) and (c<=0) and (d>=0):#G
    ans=b*d
elif (a<=0) and (b>=0) and (c>=0) and (d>=0):#B
    ans=b*d
print(ans)

Buggy submission (verdict: Runtime Error):
a, b, c, d = map(int, input().split())
if (a>=0) and (b>=0) and (c>=0) and (d>=0):
    ans=b*d
elif (b<=0) and (d<=0):
    ans=a*c
elif (a<=0) and (b>=0) and (c<=0) and (d>=0):
    tmp1=a*c
    tmp2=b*d
    if tmp1>tmp2:
        ans=tmp1
    else:
        ans=tmp2
elif (a>=0) and (b>=0) and (d<=0):
    ans=a*d
elif (c>=0) and (d>=0) and (b<=0):
    ans=b*c
elif (a<=0) and (b>=0) and (c<=0) and (d<=0):
    ans=a*c
elif (a<=0) and (b<=0) and (c<=0) and (d>=0):
    ans=a*c
print(ans)
Problem p02658 (python)

Fixed submission:
def main():
    N = int(input())
    A = list(map(int, input().split()))

    if 0 in A: 
        print(0)
        return

    prod = 1 
    for a in A:
        prod *= a
        if prod > 1000000000000000000:
            print(-1) 
            return

    print(prod)

main()

Buggy submission (verdict: Runtime Error):
import numpy as np
N = int(input())
A = list(map(int, input().split()))

if 0 in A: 
    print (0)
    return

prod = 1 for a in A:
    prod *= a
    
if prod > 1000000000000000000:
    print(-1) 
    return
Problem p02677 (python)

Fixed submission:
import numpy as np
import math


A, B, H, M = map(int, input().split())

d = np.sqrt((B*math.cos(math.radians(6*M))-A*math.cos(math.radians(30*H+M/2)))**2+(B*math.sin(math.radians(6*M))-A*math.sin(math.radians(30*H+M/2)))**2)
print(d)

Buggy submission (verdict: Runtime Error):
mport numpy as np
import math

A, B, H, M = map(int, input().split())

d = np.sqrt((B*math.cos(6*M)-A*math.cos(30*H+M/2))**2+ (B*math.sin(6*M)-A*math.sin(30*H+M/2))**2)
print(d)

Buggy submission (verdict: Runtime Error):
import numpy as np
import math

A, B, H, M = map(int, input().split())

d = np.sqrt((B*math.cos(6*M)-A*math.cos(6*H+M/4))**2+/
            (B*math.sin(6*M)-A*math.sin(6*H+M/4))**2)
print(d)
Problem p02993 (python)

Fixed submission:
S = str(input())
if S[0] == S[1] or S[1] == S[2] or S[2] == S[3]:
    print('Bad')
else:
    print('Good')

Buggy submission (verdict: Runtime Error):
S = str(int(input()))
if S[0] == S[1] or S[1] == S[2] or S[2] == S[3]:
    print('Bad')
else:
    print('Good')

Buggy submission (verdict: Runtime Error):
S = str(int(input()))
if S[0] == S[1] or S[1] == S[2] or S[2] == S[3]:
    print('Bad')
else:
    print('Good')

Buggy submission (verdict: Runtime Error):
S = str(int(input("４桁の数字を入力してください。＞＞＞")))
cnt = 0
for i in range(1, 4):
    cnt+=1
    if S[i] == S[i-1]:
        print('Bad')
        break
    elif cnt == 3:
        print('Good')

Buggy submission (verdict: Runtime Error):
S = str(int(input("４桁の数字を入力してください。＞＞＞")))
cnt = 0
for i in range(1, 4):
    cnt+=1
    if S[i] == S[i-1]:
        print('Bad')
        break
    elif cnt == 3:
        print('Good')
Problem p02705 (python)

Fixed submission:
import sys, re
import math
from collections import deque, defaultdict, Counter
from math import ceil, sqrt, hypot, factorial, pi, sin, cos, radians
from itertools import accumulate, permutations, combinations, product
from operator import itemgetter, mul	# 
from copy import deepcopy
from string import ascii_lowercase, ascii_uppercase, digits
from bisect import bisect, bisect_left
from fractions import gcd	# 最大公約数
from heapq import heappush, heappop

def input(): return sys.stdin.readline().strip()
def INT(): return int(input())
def MAP(): return map(int, input().split())
def LIST(): return list(map(int, input().split()))
sys.setrecursionlimit(10 ** 9)
INF = float('inf')
MOD = 10 ** 9 + 7

# -*- coding: utf-8 -*-

a = INT() 
print(a * pi * 2)

Buggy submission (verdict: Runtime Error):
a = int(input())
print(a * pi * 2)
Problem p02548 (python)

Fixed submission:
import sys
import re
import queue
import collections
from math import ceil, floor, sqrt, pi, factorial, gcd
from copy import deepcopy
from collections import Counter, deque
from heapq import heapify, heappop, heappush
from itertools import accumulate, product, combinations, combinations_with_replacement
from bisect import bisect, bisect_left, bisect_right
from functools import reduce
from decimal import Decimal, getcontext
# input = sys.stdin.readline
def i_input(): return int(input())
def i_map(): return map(int, input().split())
def i_list(): return list(i_map())
def i_row(N): return [i_input() for _ in range(N)]
def i_row_list(N): return [i_list() for _ in range(N)]
def s_input(): return input()
def s_map(): return input().split()
def s_list(): return list(s_map())
def s_row(N): return [s_input for _ in range(N)]
def s_row_str(N): return [s_list() for _ in range(N)]
def s_row_list(N): return [list(s_input()) for _ in range(N)]
def lcm(a, b): return a * b // gcd(a, b)
sys.setrecursionlimit(10 ** 8)
INF = float('inf')
MOD = 10 ** 9 + 7
num_list = []
str_list = []


def main():
	N = i_input()
	sum = 0
	for i in range(1,N):
		sum += (N-1) // i

	print(sum)

	return

if __name__ == '__main__':
	main()

Buggy submission (verdict: Runtime Error):
import sys
import re
import queue
import collections
import math
import sympy
from math import ceil, floor, sqrt, pi, factorial, gcd
from copy import deepcopy
from collections import Counter, deque
from heapq import heapify, heappop, heappush
from itertools import accumulate, product, combinations, combinations_with_replacement
from bisect import bisect, bisect_left, bisect_right
from functools import reduce
from decimal import Decimal, getcontext
# input = sys.stdin.readline
def i_input(): return int(input())
def i_map(): return map(int, input().split())
def i_list(): return list(i_map())
def i_row(N): return [i_input() for _ in range(N)]
def i_row_list(N): return [i_list() for _ in range(N)]
def s_input(): return input()
def s_map(): return input().split()
def s_list(): return list(s_map())
def s_row(N): return [s_input for _ in range(N)]
def s_row_str(N): return [s_list() for _ in range(N)]
def s_row_list(N): return [list(s_input()) for _ in range(N)]
def lcm(a, b): return a * b // gcd(a, b)
sys.setrecursionlimit(10 ** 8)
INF = float('inf')
MOD = 10 ** 9 + 7
num_list = []
str_list = []


def main():
	N = i_input()
	sum = 0
	for i in range(1,N):
		sum += (N-1) // i

	print(sum)

	return

if __name__ == '__main__':
	main()
Problem p02573 (python)

Fixed submission:
import sys
sys.setrecursionlimit(1000000)

n, m = map(int, input().split())
friends = [[] for i in range(n)]


def dfs(i):
    ans[-1] += 1
    flg[i] = 1
    for j in friends[i]:
        if not flg[j]:
            dfs(j)
    return


for i in range(m):
    a, b = map(int, input().split())
    a -= 1
    b -= 1
    friends[a].append(b)
    friends[b].append(a)

flg = [0]*n
ans = []

for i in range(n):
    ans.append(0)
    if not flg[i]:
        dfs(i)

print(max(ans))

Buggy submission (verdict: Runtime Error):
n, m = map(int, input().split())
friends = [[] for i in range(n)]


def dfs(i):
    ans[-1] += 1
    flg[i] = 1
    for j in friends[i]:
        if not flg[j]:
            dfs(j)
    return


for i in range(m):
    a, b = map(int, input().split())
    a -= 1
    b -= 1
    friends[a].append(b)
    friends[b].append(a)

flg = [0]*n
ans = []

for i in range(n):
    ans.append(0)
    if not flg[i]:
        dfs(i)

print(max(ans))

Buggy submission (verdict: Runtime Error):
n, m = map(int, input().split())
friends = [set() for i in range(n)]


def dfs(i):
    ans[-1] += 1
    flg[i] = 1
    for j in friends[i]:
        if not flg[j]:
            dfs(j)
    return


for i in range(m):
    a, b = map(int, input().split())
    a -= 1
    b -= 1
    friends[a].add(b)
    friends[b].add(a)

flg = [0]*n
ans = []

for i in range(n):
    ans.append(0)
    if not flg[i]:
        dfs(i)

print(max(ans))

Buggy submission (verdict: Runtime Error):
n, m = map(int, input().split())
friends = [set() for i in range(n)]


def dfs(i):
    ans[-1] += 1
    flg[i] = 1
    for j in friends[i]:
        if not flg[j]:
            dfs(j)


for i in range(m):
    a, b = map(int, input().split())
    a -= 1
    b -= 1
    friends[a].add(b)
    friends[b].add(a)

flg = [0]*n
ans = []

for i in range(n):
    ans.append(0)
    if not flg[i]:
        dfs(i)

print(max(ans))
Problem p02576 (python)

Fixed submission:

n, x, t = map(int, input().split())
if n % x == 0:
    print(n // x * t)
else:
    print((n // x + 1) * t)

Buggy submission (verdict: Runtime Error):
h, w, m = map(int, input().split())
 
mp = []
hp = [0] * h
wp = [0] * w
 
for i in range(m):
    l = list(map(int, input().split()))
    mp.append(l)
    hp[l[0]-1] += 1
    wp[l[1]-1] += 1
 
maxhp = max(hp)
maxwp = max(wp)
hpdex = [i for i, x in enumerate(hp) if x == maxhp]
wpdex = [i for i, x in enumerate(wp) if x == maxwp]
 
for i in range(len(hpdex)):
    for j in range(len(wpdex)):
        if [hpdex[i] + 1, wpdex[j] + 1] not in mp:
            print(maxhp + maxwp)
            exit()
 
print(maxhp + maxwp - 1)
Problem p03409 (python)

Fixed submission:

n = int(input().strip())
red = [list(map(int, input().split())) for i in range(n)]
blue = [list(map(int, input().split())) for j in range(n)]

for i in range(n):
    '''
    kagi_r = [min(red[i][0], red[i][1]), max(red[i][0], red[i][1])]
    kagi_b = [min(blue[i][0], blue[i][1]), max(blue[i][0], blue[i][1])]
    red[i] = red[i] + kagi_r
    blue[i] = blue[i] + kagi_b
    '''
red.sort(key=lambda x: (x[0], x[1]), reverse=True)
blue.sort(key=lambda x: x[1])
flg_r = [0]*n
cnt = 0

for i in range(n):
    for j in range(n):
        if flg_r[j]:
            continue
        if red[j][0] < blue[i][0] and red[j][1] < blue[i][1]:
            flg_r[j] = 1
            cnt += 1
            break

print(cnt)

Buggy submission (verdict: Runtime Error):

n = int(input().strip())
red = [list(map(int, input().split())) for i in range(n)]
blue = [list(map(int, input().split())) for j in range(n)]

for i in range(n):
    '''
    kagi_r = [min(red[i][0], red[i][1]), max(red[i][0], red[i][1])]
    kagi_b = [min(blue[i][0], blue[i][1]), max(blue[i][0], blue[i][1])]
    red[i] = red[i] + kagi_r
    blue[i] = blue[i] + kagi_b
    '''
red.sort(key=lambda x: (x[0], x[1]), reverse=True)
blue.sort(key=lambda x: (x[0], x[1]))
flg_r = [0]*n
cnt = 0

for i in range(n):
    for j in range(n):
        if flg_r[j]:
            continue
        if red[j][0] < blue[i][0] and red[j][1] < blue[i][1]:
            flg_a[j] = 1
            cnt += 1
            break

print(cnt)
Problem p02553 (python)

Fixed submission:
a,b,c,d = map(int,input().split())
A = a*c
B = a*d
if a<=0:
  if b>=0:
    C = 0
  else:
    C = a*c
else:
  C = a*c
if c <=0:
  if d >=0:
    D = 0
  else:
    D = a*c
else:
  D = a*c

E = b*c
F = b*d
print(max([A,B,C,D,E,F]))

Buggy submission (verdict: Runtime Error):
a,b,c,d = map(int,input().split())
A = a*c
B = a*d
if a<=0:
  if b>=0:
    C = 0
else:
  C = a*c
if c <=0:
  if d >=0:
    D = 0
else:
  D = a*c
E = b*c
F = b*d
print(max([A,B,C,D,E,F]))
Problem p02612 (python)

Fixed submission:
N = int(input())
A = int(N/1000)
if A != N/1000:
	print(1000*(A+1)-N)
else:
  print(0)

Buggy submission (verdict: Runtime Error):
N = int(input())
A = 10000 - N
while True == True:
   A = A - 1000
    if A < 0:
      break
print(A+1000)
Problem p02630 (python)

Fixed submission:
N = int(input())
A = list(map(int, input().split()))
Q = int(input())

data = [0] * 100001

def my_sum(d):
    retval = 0

    for i in range(len(d)):
        if d[i] == 0:
            continue
        retval += d[i] * i
    return retval

for i in A:
    data[i] += 1

sum_val = my_sum(data)

for i in range(Q):
    B, C = map(int,input().split())

    sum_val = sum_val - (data[B] * B) + (data[B] * C)

    data[C] += data[B]
    data[B] = 0

    print(sum_val)

Buggy submission (verdict: Runtime Error):
N = int(input())
A = list(map(int, input().split()))
Q = int(input())

data = [0] * 100000

def my_sum(d):
    retval = 0

    for i in range(len(d)):
        if d[i] == 0:
            continue
        retval += d[i] * i
    return retval

for i in A:
    data[i] += 1
 
for i in range(Q):
    B, C = map(int, input().split())

    if data[B] != 0:
        data[C] += data[B]
        data[B] = 0
 
    print(my_sum(data))

Buggy submission (verdict: Runtime Error):
N = int(input())
A = list(map(int, input().split()))
Q = int(input())

data = {}

def my_sum(d):
    retval = 0

    for i in d.keys():
        retval += d[i] * i
    return retval

for i in A:
    if i in data.keys():
        data[i] += 1
    else:
        data[i] = 1
 
for i in range(Q):
    B, C = map(int, input().split())
 
    if C in data.keys():
        data[C] = data[C] + data[B]
    else:
        data[C] = data[B]
    del data[B]
 
    print(my_sum(data))

Buggy submission (verdict: Runtime Error):
N = int(input())
A = list(map(int, input().split()))
Q = int(input())

data = {}

a_set = set(A)

def my_sum(d):
    retval = 0

    for i in d.keys():
        retval += d[i] * i
    return retval

for i in a_set:
    data[i] = A.count(i)
 
for i in range(Q):
    B, C = map(int, input().split())
 
    if C in data.keys():
        data[C] = data[C] + data[B]
    else:
        data[C] = data[B]
    del data[B]
 
    print(my_sum(data))
Problem p02727 (python)

Fixed submission:
X, Y, A, B, C = map(int, input().split())
 
p = sorted(list(map(int,input().split())), reverse=True)[:X]
q = sorted(list(map(int,input().split())), reverse=True)[:Y]
r = sorted(list(map(int,input().split())), reverse=True)
 
colored_p = []
colored_q = []
 
for i in r:
    p_min = p[len(p) - 1] if len(p) > 0 else colored_p[len(colored_p) - 1]
    q_min = q[len(q) - 1] if len(q) > 0 else colored_q[len(colored_q) - 1]
 
    if p_min > i and q_min > i:
        break
 
    p_min_diff = i - p_min
    q_min_diff = i - q_min
 
    if p_min_diff >= q_min_diff and p_min_diff > 0:
        if len(p) > 0:
            p.pop()
        colored_p.append(i)
    elif q_min_diff >= p_min_diff and q_min_diff > 0:
        if len(q) > 0:
            q.pop()
        colored_q.append(i)
 
print(sum(p) + sum(q) + sum(colored_p) + sum(colored_q))

Buggy submission (verdict: Runtime Error):
X, Y, A, B, C = map(int, input().split())
 
p = sorted(list(map(int,input().split())), reverse=True)[:X]
q = sorted(list(map(int,input().split())), reverse=True)[:Y]
r = sorted(list(map(int,input().split())), reverse=True)
 
for i in r:
    p_min = p[X - 1]
    q_min = q[Y - 1]
 
    if p_min > i and q_min > i:
        break
 
    p_min_diff = i - p_min
    q_min_diff = i - q_min
 
    if p_min_diff >= q_min_diff and p_min_diff > 0:
        p.pop()
        p.insert(0, i)
    elif q_min_diff >= p_min_diff and q_min_diff > 0:
        q.pop()
        q.insert(0, i)
 
print(sum(p) + sum(q) + sum(colored))

Buggy submission (verdict: Runtime Error):
X, Y, A, B, C = map(int, input().split())
 
p = sorted(list(map(int,input().split())), reverse=True)[:X]
q = sorted(list(map(int,input().split())), reverse=True)[:Y]
r = sorted(list(map(int,input().split())), reverse=True)

colored = []
 
for i in r:
    p_min = p[len(p) - 1]
    q_min = q[len(q) - 1]
 
    if p_min > i and q_min > i:
        break
 
    p_min_diff = i - p_min
    q_min_diff = i - q_min
 
    if p_min_diff >= q_min_diff and p_min_diff > 0:
        p.pop()
        colored.append(i)
    elif q_min_diff >= p_min_diff and q_min_diff > 0:
        q.pop()
        colored.append(i)
 
print(sum(p) + sum(q) + sum(colored))
Problem p02747 (python)

Fixed submission:
f=0
s=list(input())
if len(s)%2==1:
    f=1
else:
    for i in range(len(s)):
        if i%2==1:
            if s[i]!='i':
                f=1
                break
        else:
            if s[i]!='h':
                f=1
                break
if f==0:
    print('Yes')
else:
    print('No')

Buggy submission (verdict: Runtime Error):
f=0
s=list(input())
for i in range(len(s)):
    if i%2==1:
        if s[i]!=i:
            f=1
            print('No')
            break
    else:
        if s[i]!=h:
            f=1
            print('No')
            break
if f==0:
    print('Yes')
Problem p02761 (python)

Fixed submission:
c=-1
d=0
f=0
g=0
N, M = map(int, input().split())
list = []
for i in range(M):
    a,b=input().split()
    list.append((int(a), int(b)))

for i in range(M):
	
	if list[i][0]>N or (list[i][0]+list[i][1]==1 and N!=1):
		print(c)
		f=1
		break
	for j in range(i+1,M):
		if list[i][0]==list[j][0]:
			g=1
			if list[i][1]!=list[j][1]:
				print(c)
				f=1
				break
	if f==1:
		break
	if g==0:
		d+=list[i][1]*(10**(N-list[i][0]))
	g=0
if f==0:
	if (d-10**(N-1)<0 and N!=1) or (d==0 and N!=1):
		print(d+10**(N-1))
	else:
		print(d)

Buggy submission (verdict: Runtime Error):
c=-1
d=0
f=0
g=0
N, M = map(int, input().split())
list = []
for i in range(M):
    a,b=input().split()
    list.append((int(a), int(b)))

for i in range(M):
	
	if list[i][0]>N or (list[i][0]+list[i][1]==1 and N!=1):
		print(c)
		f=1
		break
	for j in range(i+1,M):
		if list[i][0]==list[j][0]:
			g=1
			if list[i][1]!=list[j][1]:
				print(c)
				f=1
				break
	if f==1:
		break
	if g==0:
		d+=list[i][1]*(10**(N-list[i][0]))
	g=0
if f==0:
	if d-10**(N-1)<0 or (d==0 and N!=1)
		print(d+10**(N-1))
	else:
		print(d)
Problem p02778 (python)

Fixed submission:
import re
i = input()
print(re.sub('[abcdefghijklmnopqrstuvwyz]', 'x',i))

Buggy submission (verdict: Runtime Error):
i = input()
print(re.sub'[abcdefghijklmnopqrstuvwyz]', 'x',i)
Problem p02554 (python)

Fixed submission:
n = int(input())

mod = 10 ** 9 + 7

print(((10 ** n) - (2 * (9 ** n)) + (8 ** n)) % mod)

Buggy submission (verdict: Runtime Error):
n = int(input())

mod = 10 ** 9 + 7

re = (10 ** n) - (2 * (9 ** n)) - (8 ** n)

if n = 1:
    print(0)
else:
    print(re)