Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input().split()))
a.sort()
a = a[::-1]
i = 0
c = 0
m = list()
while i < n:
    if a[i]==a[i+1]:
        m.append(a[i])
        i += 1
        c += 1
    i += 1
    if c == 2:
        break
if c == 2:
    print(m[0]*m[1])
else:
    print(0)

Fixed submission:
n = int(input())
a = list(map(int,input().split()))
a.sort()
a = a[::-1]
i = 0
c = 0
m = list()
while i < n-1:
    if a[i]==a[i+1]:
        m.append(a[i])
        i += 1
        c += 1
    i += 1
    if c == 2:
        break
if c == 2:
    print(m[0]*m[1])
else:
    print(0)

Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input().split()))
a.sort()
a = a[::-1]
i = 0
c = 0
m = list()
while i < n:
    if a[i]==a[i+1]:
        m.append(a[i])
        i += 1
        c += 1
    i += 1
    if c == 2:
        break
print(m[0]*m[1])

Fixed submission:
n = int(input())
a = list(map(int,input().split()))
a.sort()
a = a[::-1]
i = 0
c = 0
m = list()
while i < n-1:
    if a[i]==a[i+1]:
        m.append(a[i])
        i += 1
        c += 1
    i += 1
    if c == 2:
        break
if c == 2:
    print(m[0]*m[1])
else:
    print(0)

Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input().split()))
a.sort()
a = a[::-1]
i = 0
c = 0
m = list()
while i < n:
    if a[i]==a[i+1]:
        m.append(i)
        i += 1
        c += 1
    i += 1
    if c == 2:
        break
print(m[0]*m[1])

Fixed submission:
n = int(input())
a = list(map(int,input().split()))
a.sort()
a = a[::-1]
i = 0
c = 0
m = list()
while i < n-1:
    if a[i]==a[i+1]:
        m.append(a[i])
        i += 1
        c += 1
    i += 1
    if c == 2:
        break
if c == 2:
    print(m[0]*m[1])
else:
    print(0)

Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input().split()))
a.sort()
a = a[::-1]
s = set(a)
s = list(s)
t = set()
for i in range(len(s)):
    if a.count(s[i]) >= 4 and len(t) == 0:
        print(s[i]**2)
        exit()
    elif a.count(s[i]) >= 2:
        t.get(s[i])
        if len(t) >= 2:
            print(t[0]*t[1])
            exit()

Fixed submission:
n = int(input())
a = list(map(int,input().split()))
a.sort()
a = a[::-1]
i = 0
c = 0
m = list()
while i < n-1:
    if a[i]==a[i+1]:
        m.append(a[i])
        i += 1
        c += 1
    i += 1
    if c == 2:
        break
if c == 2:
    print(m[0]*m[1])
else:
    print(0)

Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input().split()))
a.sort()
a = a[::-1]
s = set(a)
s = list(s)
t = set()
for i in range(len(s)):
    if a.count(s[i]) >= 4 and len(t) == 0:
        print(s[i]**2)
        exit()
    elif a.count(s[i]) >= 2:
        t.get(s[i])
        if len(t) >= 2:
            print(s[0]*s[1])
            exit()

Fixed submission:
n = int(input())
a = list(map(int,input().split()))
a.sort()
a = a[::-1]
i = 0
c = 0
m = list()
while i < n-1:
    if a[i]==a[i+1]:
        m.append(a[i])
        i += 1
        c += 1
    i += 1
    if c == 2:
        break
if c == 2:
    print(m[0]*m[1])
else:
    print(0)
Buggy python submission (verdict: Runtime Error):
n = int(input())
s1 = input()
s2 = input()
cnt = 1
i = 0
while 1:
    if i == 0:
        if s1[i] == s2[i]:
            cnt *= 3
            s = 0
        else:
            cnt *= 6
            i += 1
            s = 1
    elif s1[i] == s2[i]:
        if s == 0:
            cnt *= 2
        else:
            cnt *= 1
        s = 0
    else:
        if s == 0:
            cnt *= 2
        else:
            cnt *= 3
        s = 1
    i += 1
print(cnt)

Fixed submission:
n = int(input())
s1 = input()
s2 = input()
cnt = 1
i = 0
while i <= n-1:
    if i == 0:
        if s1[i] == s2[i]:
            cnt *= 3
            s = 0
        else:
            cnt *= 6
            i += 1
            s = 1
    elif s1[i] == s2[i]:
        if s == 0:
            cnt *= 2
        else:
            cnt *= 1
        s = 0
    else:
        if s == 0:
            cnt *= 2
        else:
            cnt *= 3
        s = 1
        i += 1
    i += 1
print(cnt % (10**9+7))
Buggy python submission (verdict: Runtime Error):
n=int(input())
a=list(map(int,input().split()))
a.sort()

c4=0
c2=0

for i in range(n):
    if a[i]%4==0:
        c4+=1
for i in range(n):
    if a[i]%4!=0 and a[i]%2==0:
        c2+=1

if c4==0:
    if all(for a[i]%2==0 i in range(n)):
       print('Yes')
elif n<=2*c4 + c2:
    print('Yes')
else:
    print('No')


Fixed submission:
n=int(input())
a=list(map(int,input().split()))
c4=0
c2=0

for i in range(n):
    if a[i]%4==0:
        c4+=1
for i in range(n):
    if a[i]%2==0:
        c2+=1

if n<=(2*c4 + max(1,c2-c4)):
    print('Yes')
else:
    print('No')

Buggy python submission (verdict: Runtime Error):
n=int(input())
a=list(map(int,input().split()))
a.sort()

c4=0
c2=0

for i in range(n):
    if a[i]%4==0:
        c4+=1
for i in range(n):
    if a[i]%4!=0 and a[i]%2==0:
        c2+=1

if c4==0:
    if all(a[i]%2==0 i in range(n)):
       print('Yes')
elif n<=2*c4 + c2:
    print('Yes')
else:
    print('No')


Fixed submission:
n=int(input())
a=list(map(int,input().split()))
c4=0
c2=0

for i in range(n):
    if a[i]%4==0:
        c4+=1
for i in range(n):
    if a[i]%2==0:
        c2+=1

if n<=(2*c4 + max(1,c2-c4)):
    print('Yes')
else:
    print('No')

Buggy python submission (verdict: Runtime Error):
n=int(input())
a=list(map(int,input().split()))
a.sort()

c4=0
c2=0

for i in range(n):
    if a[i]%4==0:
        c4+=1
for i in range(n):
    if a[i]%4!=0 and a[i]%2==0:
        c2+=1

if n<=2*c4 + c2
    print('Yes')
else:
    print('No')

Fixed submission:
n=int(input())
a=list(map(int,input().split()))
c4=0
c2=0

for i in range(n):
    if a[i]%4==0:
        c4+=1
for i in range(n):
    if a[i]%2==0:
        c2+=1

if n<=(2*c4 + max(1,c2-c4)):
    print('Yes')
else:
    print('No')
Buggy python submission (verdict: Runtime Error):
n=int(input())
i=1
while 2**i<=n:
    s=2**i
    i+=1
print(s)


Fixed submission:
n=int(input())
i=0
while 2**i<=n:
    s=2**i
    i+=1
print(s)

Buggy python submission (verdict: Runtime Error):
n=int(input())
i=1
while 2**i<=n:
    s=i
    i+=1
print(s)


Fixed submission:
n=int(input())
i=0
while 2**i<=n:
    s=2**i
    i+=1
print(s)
Buggy python submission (verdict: Runtime Error):
n,k=map(int,input().split())
l=list(map(int,input().split()))
l.sort()
c=0
for i in range(k):
    c += l[-1-k]
print(c)


Fixed submission:
n,k=map(int,input().split())
l=list(map(int,input().split()))
l.sort()
c=0
for i in range(k):
    c += l[-1-i]
print(c)

Buggy python submission (verdict: Runtime Error):
n,k=map(int,input().split())
l=list(map(int,input.split()))
l.sort()
c=0
for i in range(k):
    c += l[-1-k]
print(c)

Fixed submission:
n,k=map(int,input().split())
l=list(map(int,input().split()))
l.sort()
c=0
for i in range(k):
    c += l[-1-i]
print(c)
Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input().split()))
A = sum(a[:n-1:])-a[n]
c = 10*9
c = min(c,A)
if n == 2:
    print(abs(a[0]-a[1]))
else:
    for i in range(1,n-1):
        A=A-2*a[n-i]
        c = min(c,abs(A))
    print(c)

Fixed submission:
n = int(input())
a = list(map(int,input().split()))
A = sum(a[:n-1])-a[n-1]
c = n*(10**9)
c = min(c,abs(A))
if n == 2:
    print(abs(a[0]-a[1]))
else:
    for i in range(1,n-2):
        A=A-2*a[n-1-i]
        c = min(c,abs(A))
    print(c)

Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input().split()))
if n == 2:
    print(abs(a[0]-a[1]))
else:
    A = sum(a[:n:])-a[n-1]
	c = 10*9
	c = min(c,A)
    for i in range(1,n-1):
      A=abs(A-2*a[n-i])
      c = min(c,A)
    print(c)


Fixed submission:
n = int(input())
a = list(map(int,input().split()))
A = sum(a[:n-1])-a[n-1]
c = n*(10**9)
c = min(c,abs(A))
if n == 2:
    print(abs(a[0]-a[1]))
else:
    for i in range(1,n-2):
        A=A-2*a[n-1-i]
        c = min(c,abs(A))
    print(c)

Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input().split()))
if n == 2:
    print(abs(a[0]-a[1]))
else:
    A = sum(a[:n:])-a[n-1]
	c = 10*9
	c = min(c,A)
    for i in range(1,n-1):
      A=abs(A-2*a[n-i])
      c = min(c,A)
    print(c)


Fixed submission:
n = int(input())
a = list(map(int,input().split()))
A = sum(a[:n-1])-a[n-1]
c = n*(10**9)
c = min(c,abs(A))
if n == 2:
    print(abs(a[0]-a[1]))
else:
    for i in range(1,n-2):
        A=A-2*a[n-1-i]
        c = min(c,abs(A))
    print(c)
Buggy python submission (verdict: Runtime Error):
a = sorted(list(map(int,input().split()))
print(a[0]+a[1])

Fixed submission:
a = sorted(list(map(int,input().split())))

print(a[0]+a[1])
Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input().split()))
print(" ".join(a[::-2]+a[n%2::2]))

Fixed submission:
n = int(input())
a = input().split()
print(" ".join(a[::-2]+a[n%2::2]))

Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input().split()))
print(' '.join(a[::-2]+a[n%2::2]))

Fixed submission:
n = int(input())
a = input().split()
print(" ".join(a[::-2]+a[n%2::2]))

Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input().split()))
print(''.join(a[::-2]+a[n%2::2]))

Fixed submission:
n = int(input())
a = input().split()
print(" ".join(a[::-2]+a[n%2::2]))
Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(int(input()) for i in range(n))
s = 0
c = 0

while s != 1 and c < n:
    c += 1
    s = a[s]
if c < n:
    print(c)
else:
    print(-1)

Fixed submission:
n = int(input())
a = list(int(input())-1 for i in range(n))
s = 0
c = 0

while s != 1 and c < n:
    c += 1
    s = a[s]
if c < n:
    print(c)
else:
    print(-1)
Buggy python submission (verdict: Runtime Error):
n = int(input())
a = list(map(int,input.split()))

print(max(a)-min(a))

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

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

for i in range(n):
    if a[i] < 400:
        a[i] = 0
    elif a[i] < 800:
        a[i] = 1
    elif a[i] < 1200:
        a[i] = 2
    elif a[i] < 1600:
        a[i] = 3
    elif a[i] < 2000:
        a[i] = 4
    elif a[i] < 2400:
        a[i] = 5
    elif a[i] < 2800:
        a[i] = 6
    elif a[i] < 3200:
        a[i] = 7
    else:
        a[i] = 8

if a.count(8) > 0:
    print(len(set(a)),len(set(a))+2)
else:
    print(len(set(a))+ '' + len(set(a)))

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

for i in range(n):
    if a[i] < 400:
        a[i] = 0
    elif a[i] < 800:
        a[i] = 1
    elif a[i] < 1200:
        a[i] = 2
    elif a[i] < 1600:
        a[i] = 3
    elif a[i] < 2000:
        a[i] = 4
    elif a[i] < 2400:
        a[i] = 5
    elif a[i] < 2800:
        a[i] = 6
    elif a[i] < 3200:
        a[i] = 7
    else:
        a[i] = 8

if a.count(8) > 0:
    print(max(len(set(a))-1,1),len(set(a)) -1 +a.count(8))
else:
    print(len(set(a)),len(set(a)))
Buggy python submission (verdict: Runtime Error):
h,w = map(int,input().split())
w += 2
print('#'*w)
for i in (h):
    print('#' + input() +'#')
print('#'*w)

Fixed submission:
h,w = map(int,input().split())
w += 2
print('#'*w)
for i in range(h):
    print('#' + input() +'#')
print('#'*w)
Buggy python submission (verdict: Runtime Error):
n,k = map(int,input().split())
a = sorted(list(map(int,input().split())) for i in range(n))
i = 0
while k > 0:
    k -= a[i][1]
    i += 1
print(a[i+1][0])

Fixed submission:
n,k = map(int,input().split())
a = sorted(list(map(int,input().split())) for i in range(n))
i = 0
while k > 0:
    k -= a[i][1]
    i += 1
print(a[i-1][0])

Buggy python submission (verdict: Runtime Error):
n,k = map(int,input().split())
a = sorted(list(map(int,input().split())) for i in range(n))
i = 0
while k > 0:
    k -= a[i][1]
    i += 1
print(a[i][0])

Fixed submission:
n,k = map(int,input().split())
a = sorted(list(map(int,input().split())) for i in range(n))
i = 0
while k > 0:
    k -= a[i][1]
    i += 1
print(a[i-1][0])
Buggy python submission (verdict: Runtime Error):
s = list(map(int,input().split()))
print(s[0][0].upper()+s[1][0].upper()+s[2][0].upper())

Fixed submission:
s = list(input().split())
print(s[0][0].upper()+s[1][0].upper()+s[2][0].upper())

Buggy python submission (verdict: Runtime Error):
s = list(map(int,input().split())
print(s[0][0].upper()+s[1][0].upper()+s[2][0].upper())

Fixed submission:
s = list(input().split())
print(s[0][0].upper()+s[1][0].upper()+s[2][0].upper())
Buggy python submission (verdict: Runtime Error):
a,b = map(int,input().split())

if a > b:
    print('GREATER')
elif a < b:
    print('LESS')
else:
    print('EQUAL')

Fixed submission:
a = int(input())
b = int(input())

if a > b:
    print('GREATER')
elif a < b:
    print('LESS')
else:
    print('EQUAL')
Buggy python submission (verdict: Runtime Error):
o = input()
e = input()
a = ''
O = len(o)
E = len(e)
if O == E:
    for i in range(O):
        a += o[i]
        a += e[i]
    print(a)
else:
    for i in range(O-1):
        a += o[i]
        a += e[i]
    a += o[O]
    print(a)

Fixed submission:
o = input()
e = input()
a = ''
O = len(o)
E = len(e)
if O == E:
    for i in range(O):
        a += o[i]
        a += e[i]
    print(a)
else:
    for i in range(O-1):
        a += o[i]
        a += e[i]
    a += o[O-1]
    print(a)
Buggy python submission (verdict: Runtime Error):
a,b = map(int,input().splilt())
print((a+b)//24)

Fixed submission:
a,b = map(int,input().split())
print((a+b)%24)
Buggy python submission (verdict: Runtime Error):
n,m = map(int,input().split())
a = [list(map(int,input().split())) for i in range(n)]
for i in range(m):
    c,d = map(int,input().split())
    l = [0]*n
    for i in range(m):
        l[i] = abs(a[i][0]-c)+abs(a[i][1]-d)
    print(l.index(min(l))+1)

Fixed submission:
n,m = map(int,input().split())
a,b = [[] for i in range(n)],[[] for i in range(n)]
c,d = [[] for i in range(m)],[[] for i in range(m)]
for i in range(n):
    a[i],b[i] = map(int,input().split())
for i in range(m):
    c[i],d[i] = map(int,input().split())

check = [[] for i in range(m)]
for i in range(n):
    for j in range(m):
        check[j] = abs(a[i]-c[j])+abs(b[i]-d[j])
    print(check.index(min(check))+1)

Buggy python submission (verdict: Runtime Error):
n,m = map(int,input().split())
a = [0]*n
b = [0]*n
c = [0]*m
d = [0]*m

for i in range(n):
    a[i],b[i] = map(int,input().split())
for i in range(m):
    c[i],d[i] = map(int,input().split())
    
D = [[0]*m]*n
for i in range(n):
    for j in range(m):
        D[i][j] = abs(a[i]-c[i])+abs(b[i]-d[i])

for i in range(n):
    print(D[i].index(min(D[i]))+1)

Fixed submission:
n,m = map(int,input().split())
a,b = [[] for i in range(n)],[[] for i in range(n)]
c,d = [[] for i in range(m)],[[] for i in range(m)]
for i in range(n):
    a[i],b[i] = map(int,input().split())
for i in range(m):
    c[i],d[i] = map(int,input().split())

check = [[] for i in range(m)]
for i in range(n):
    for j in range(m):
        check[j] = abs(a[i]-c[j])+abs(b[i]-d[j])
    print(check.index(min(check))+1)

Buggy python submission (verdict: Runtime Error):
n,m = map(int,input().split())
a = [0]*n
b = [0]*n
c = [0]*m
d = [0]*m

for i in range(n):
    a[i],b[i] = map(int,input().split())
for i in range(m):
    c[i],d[i] = map(int,input().split())
    
D = [[0]*m]*n
for i in range(n):
    for j in range(m):
        D[i][j] = abs(a[i]-b[i])+abs(c[i]-d[i])

for i in range(n):
    print(D[i].index(min(D[i]))+1)

Fixed submission:
n,m = map(int,input().split())
a,b = [[] for i in range(n)],[[] for i in range(n)]
c,d = [[] for i in range(m)],[[] for i in range(m)]
for i in range(n):
    a[i],b[i] = map(int,input().split())
for i in range(m):
    c[i],d[i] = map(int,input().split())

check = [[] for i in range(m)]
for i in range(n):
    for j in range(m):
        check[j] = abs(a[i]-c[j])+abs(b[i]-d[j])
    print(check.index(min(check))+1)
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
c=1
for i in range(n):
    c*=(i+1)
print(c%(10**9+7))


Fixed submission:
n=int(input())
c=1
for i in range(n):
    c*=(i+1)
    c%=(10**9+7)
print(c)
Buggy python submission (verdict: Runtime Error):
n,m = map(int,input().split())

a = []
b = []

for i in range(n):
    a.append(input())
for i in range(m):
    b.append(input())

i = 0
k = 0
ans = 'No'
for k in range(n-m):
    while i + m <= n:
        if a[k][i:i+m:] == b[k]:
            for j in range(m):
                if all()
            ans = 'Yes'
            
        i += 1
print('No')

Fixed submission:
def is_equal(i,j,m):
    d = 0
    for k in range(m):
        if a[i+k][0][j:j+m] == b[k][0][::]:
            d = 0
        else:
            return False
    if d == 0:
        return True

n,m = map(int,input().split())
a = [0]*n
b = [0]*m
for i in range(n):
    a[i] = list(input().split())
for i in range(m):
    b[i] = list(input().split())

for i in range(n-m+1):
    ans = 0
    for j in range(n-m+1):
        if is_equal(i,j,m):
            ans =1
            break
    if ans == 1:
        break
if ans == 1:
    print('Yes')
else:
    print('No')
Buggy python submission (verdict: Runtime Error):
n=int(input())
a=list(map(int,input().split()))
m=int(input())
s=sum(a)
for i in range(m):
    p,x=map(int,input().split())
    print(s+x-a[p+1])

Fixed submission:
n=int(input())
a=list(map(int,input().split()))
m=int(input())
s=sum(a)
for i in range(m):
    p,x=map(int,input().split())
    print(s+x-a[p-1])

Buggy python submission (verdict: Runtime Error):
n = int(input())
t = list(map(int,input().split()))
m = int(input())
p = []

s = sum(t)

for i in range(m):
    p.append(input().split())

if n<=m:
    for i in range(m):
        print(s-t[i]+int(p[i][1]))
else:
    for i in range(n):
        print(s-t[i]+int(p[i][1]))
    for i in range(n-m):
        print(s)

Fixed submission:
n=int(input())
a=list(map(int,input().split()))
m=int(input())
s=sum(a)
for i in range(m):
    p,x=map(int,input().split())
    print(s+x-a[p-1])

Buggy python submission (verdict: Runtime Error):
n = int(input())
t = list(map(int,input().split()))
m = int(input())
p = []

s = sum(t)

for i in range(m):
    p.append(input().split())

for i in range(m):
    print(s-t[i]+int(p[i][1]))

Fixed submission:
n=int(input())
a=list(map(int,input().split()))
m=int(input())
s=sum(a)
for i in range(m):
    p,x=map(int,input().split())
    print(s+x-a[p-1])

Buggy python submission (verdict: Runtime Error):
n = int(input())
t = list(map(int,input().split()))
m = int(input())
p = []

s = sum(t)

for i in range(m):
    p.append(input().split())

for i in range(m):
    print(s-t[i]+p[i])

Fixed submission:
n=int(input())
a=list(map(int,input().split()))
m=int(input())
s=sum(a)
for i in range(m):
    p,x=map(int,input().split())
    print(s+x-a[p-1])

Buggy python submission (verdict: Runtime Error):
n = int(input())
t = list(map(int,input().split()))
m = int(input())
p = []

s = sum(t)

for i in range(m):
    p.attend(input().split())

for i in range(m):
    print(s-t[i]+p[i])

Fixed submission:
n=int(input())
a=list(map(int,input().split()))
m=int(input())
s=sum(a)
for i in range(m):
    p,x=map(int,input().split())
    print(s+x-a[p-1])
Buggy python submission (verdict: Runtime Error):
N=int(input())
s=list(map(int,input().split()))

s=list(sorted(s))
if N%2==1:
    s.remove(0)
    for i in range(n-1)

a = []
for i in range(n//2):
    a.append(2*i+1)

if s[0::2]==s[1::2] and s[0::2] ==a :
    print((2**((len(s))//2))%(10**9+7))
else:
    print(0)

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

s=list(sorted(s))
if n%2==1:
    s.remove(0)
    for i in range(n-1):
        s[i] -= 1

a = []
for i in range(n//2):
    a.append(2*i+1)

if s[0::2]==s[1::2] and s[0::2] ==a :
    print((2**((len(s))//2))%(10**9+7))
else:
    print(0)
Buggy python submission (verdict: Runtime Error):
h,w=map(int,input().split())
for i in range(h):
    s=input()
    2*print(s)

Fixed submission:
h,w=map(int,input().split())
for i in range(h):
    s=input()
    print(s)
    print(s)
Buggy python submission (verdict: Runtime Error):
s = input()
while len(s) > 0 :
    if s[:7] == 'dreamer':
        del s[:7]
    elif s[:7] == 'eraser':
        del s[:7]
    elif s[:5] == 'dream':
        del s[:5]
    elif s[:5] == 'erase':
        del s[:5]
    else:
        break
print(('NO','Yes')[len(s)==0])

Fixed submission:
s = input()[::-1]
while len(s) > 0 :
    if s[:7] == 'remaerd':
        s = s[7:]
    elif s[:6] == 'resare':
        s = s[6:]
    elif s[:5] == 'maerd':
        s = s[5:]
    elif s[:5] == 'esare':
        s = s[5:]
    else:
        break
print(('NO','YES')[len(s)==0])
Buggy python submission (verdict: Runtime Error):
a,b,x=map(int,input().split())
B=b//x
A=a//x

print(B-A+not(a%x))

Fixed submission:
a,b,x=map(int,input().split())
B=b//x
A=a//x

print(B-A+ (a%x == 0))

Buggy python submission (verdict: Time Limit Exceeded):
a,b,x=map(int,input().split())
c=0
for i in range(b//x+1):
    if x*i>=a:
        c+=1
print(c)

Fixed submission:
a,b,x=map(int,input().split())
B=b//x
A=a//x

print(B-A+ (a%x == 0))

Buggy python submission (verdict: Time Limit Exceeded):
a,b,x = map(int,input().split())
c =0
for i in range(a,b+1):
    if i % x == 0:
        c +=1
print(c)


Fixed submission:
a,b,x=map(int,input().split())
B=b//x
A=a//x

print(B-A+ (a%x == 0))

Buggy python submission (verdict: Runtime Error):
a,b,x = map(int,input().split())
c =0
for i in range(a,b+1):
	if i % x == 0:
        c +=1
print(c)


Fixed submission:
a,b,x=map(int,input().split())
B=b//x
A=a//x

print(B-A+ (a%x == 0))

Buggy python submission (verdict: Runtime Error):
a,b,x = map(int,input().split())
c =0
for i in range(a,b+1):
	if i % x == 0:
        c +=1
print(c)

Fixed submission:
a,b,x=map(int,input().split())
B=b//x
A=a//x

print(B-A+ (a%x == 0))
Buggy python submission (verdict: Runtime Error):
h,w = map(int,input().split())
c = 0
for i in ranege(h):
    c += list(input()).count('#')
if c == h+w-1:
    print('Possible')
else:
    print('Imipossible')

Fixed submission:
h,w = map(int,input().split())
c = 0
for i in range(h):
    c += list(input()).count('#')
if c == h+w-1:
    print('Possible')
else:
    print('Impossible')
Buggy python submission (verdict: Time Limit Exceeded):
n = int(input())

ans = 0

for a,b in zip(range(1,n),range(2,n+1)):
    ans += a % b
print(ans)

Fixed submission:
n = int(input())
ans = (n*(n-1))//2
print(int(ans))
Buggy python submission (verdict: Time Limit Exceeded):
n,m = list(map(int,input().split()))
dc = {}
for i in range(n):
    a,b = list(map(int,input().split()))
    if dc.get(a):
        dc[a] = dc.get(a)+[b]
    else:
        dc[a] = [b]

# print(dc)

ans = 0
cands = []
for i in range(1,m+1):
    p = dc.get(i)
    if p:
        cands.extend(p)
    if len(cands) > 0:
        q = max(cands)
        cands.remove(q)
        ans += q
    # print("---",cands)

print(ans)

Fixed submission:
import heapq
from collections import defaultdict
 
dc = defaultdict(list)
n,m = map(int,input().split())
for i in range(n):
    a,b = map(int,input().split())
    dc[a].append(b)

ans = 0
cands = []
for i in range(1,m+1):
    for j in dc[i]:
        heapq.heappush(cands, -j)
    if len(cands) > 0:
        ans += heapq.heappop(cands)*(-1)
    # print("---",cands)

print(ans)
Buggy python submission (verdict: Runtime Error):
h,w = list(map(int,input().split())
h1,w1 = list(map(int,input().split())

print((h-h1)*(w-w1))


Fixed submission:
h,w = list(map(int,input().split()))
h1,w1 = list(map(int,input().split()))

print((h-h1)*(w-w1))

Buggy python submission (verdict: Runtime Error):
h,w = list(map(int,input().split())
h1,w1 = list(map(intinput().split())

print((h-h1)*(w-w1))

Fixed submission:
h,w = list(map(int,input().split()))
h1,w1 = list(map(int,input().split()))

print((h-h1)*(w-w1))