Harryxun/testdata huggingface dataset:
Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
lm,mr=0,n
for i in range(m):
  l,r=map(int(input()).split())
  lm=max(lm,l)
  mr=min(mr,r)
  x=mr-lm+1

if x>=0:
  print(x)
else:
  print(0)


Fixed submission:
n,m=map(int,input().split())
lm,mr=0,n
for i in range(m):
  l,r=map(int,input().split())
  lm=max(lm,l)
  mr=min(mr,r)
  x=mr-lm+1

if x>=0:
  print(x)
else:
  print(0)

Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
lm,mr=0,n
for i in range(m):
  l,r=map(int(input()))
  lm=max(lm,l)
  mr=min(mr,r)
  x=mr-lm+1

if x>=0:
  print(x)
else:
  print(0)


Fixed submission:
n,m=map(int,input().split())
lm,mr=0,n
for i in range(m):
  l,r=map(int,input().split())
  lm=max(lm,l)
  mr=min(mr,r)
  x=mr-lm+1

if x>=0:
  print(x)
else:
  print(0)

Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
l=[list(map(int,input().split()))[0] for i in range(m)]
r=[list(map(int,input().split()))[1] for i in range(m)]
lm=max(l)
mr=min(r)
x=mr-lm+1

if x>=0:
  print(x)
else:
  print(0)


Fixed submission:
n,m=map(int,input().split())
lm,mr=0,n
for i in range(m):
  l,r=map(int,input().split())
  lm=max(lm,l)
  mr=min(mr,r)
  x=mr-lm+1

if x>=0:
  print(x)
else:
  print(0)

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

lm=max(l)
mr=min(r)
x=mr-lm+1

if x>=:
  print(x)
else:
  print(0)


Fixed submission:
n,m=map(int,input().split())
lm,mr=0,n
for i in range(m):
  l,r=map(int,input().split())
  lm=max(lm,l)
  mr=min(mr,r)
  x=mr-lm+1

if x>=0:
  print(x)
else:
  print(0)

Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
l=[list(map(int,input().split()))[0] for i in range(m)]
r=[list(map(int,input().split()))[1] for i in range(m)]
lm=max(l)
mr=min(r)
x=mr-lm+1

if x>=:
  print(x)
else:
  print(0)

Fixed submission:
n,m=map(int,input().split())
lm,mr=0,n
for i in range(m):
  l,r=map(int,input().split())
  lm=max(lm,l)
  mr=min(mr,r)
  x=mr-lm+1

if x>=0:
  print(x)
else:
  print(0)
Buggy python submission (verdict: Runtime Error):
n,k=map(int,input().split())
s=list(map(str,input().split()))

s[k-1]=s[k-1].lower()

print(s)



Fixed submission:
n,k=map(int,input().split())
s=input()
print(s[:k-1]+s[k-1].lower()+s[k:])
Buggy python submission (verdict: Runtime Error):
s=input()
a=int(s[:2])
b=int(s[2:])

if a>=13 and b>=1 and b<=12:
  print("YYMM")
elif a==0 and b>=1 and b<=12:
  print("YYMM")  
elif a>=1 and a<=12 and b>=13:
  print("MMYY")
elif a>=1 and a<=12 and b==0:
  print("MMYY")
elif a>=1 and a<=12 b>=1 and b<=12:
  print("AMBIGUOUS")
else:
  print("NA")


Fixed submission:
s=input()
a=int(s[0]+s[1])
b=int(s[2]+s[3])

if a>=13 and b>=1 and b<=12:
  print("YYMM")
elif a==0 and b>=1 and b<=12:
  print("YYMM")  
elif a>=1 and a<=12 and b>=13:
  print("MMYY")
elif a>=1 and a<=12 and b==0:
  print("MMYY")
elif a>=1 and a<=12 and b>=1 and b<=12:
  print("AMBIGUOUS")
else:
  print("NA")

Buggy python submission (verdict: Runtime Error):
s=input()
a=int(s[:2])
b=int(s[2:])
if a>=13 and b>=1 and b<=12:
  print("YYMM")
elif a>=1 and a<=12 and (b==0 or b>=13):
  print("MMYY")
elif a>=1 and a<=12 b>=1 and b<=12:
  print("AMBIGUOUS")
else:
  print("NA")

Fixed submission:
s=input()
a=int(s[0]+s[1])
b=int(s[2]+s[3])

if a>=13 and b>=1 and b<=12:
  print("YYMM")
elif a==0 and b>=1 and b<=12:
  print("YYMM")  
elif a>=1 and a<=12 and b>=13:
  print("MMYY")
elif a>=1 and a<=12 and b==0:
  print("MMYY")
elif a>=1 and a<=12 and b>=1 and b<=12:
  print("AMBIGUOUS")
else:
  print("NA")
Buggy python submission (verdict: Runtime Error):
n,k=map(int,input().split())
a=[]

for i in range(1,n+1):
  x=0
  while i*(2**x)<k:
    x+=1
    a.append(x+1)
    
ans=0
for j in range(0,n):
  ans+=(1/n)*(2**(-a[j]))
  
print(ans)  
    
  


Fixed submission:
n,k=map(int,input().split())
a=[]

for i in range(1,n+1):
  x=0
  while i*(2**x)<k:
    x+=1
  a.append(x)
    
ans=0
for j in range(0,n):
  ans+=(1/n)*(2**(-a[j]))
  
print(ans)

Buggy python submission (verdict: Runtime Error):
n,k=map(int,input().split())
a=[]

for i in range(1,n+1):
  x=0
  while i*(2**x)<=k:
    x+=1
    a.append(x+1)
    
ans=0
for j in range(0,n):
  ans+=(1/n)*(2**(-a[j]))
  
print(ans)  
    
  


Fixed submission:
n,k=map(int,input().split())
a=[]

for i in range(1,n+1):
  x=0
  while i*(2**x)<k:
    x+=1
  a.append(x)
    
ans=0
for j in range(0,n):
  ans+=(1/n)*(2**(-a[j]))
  
print(ans)
Buggy python submission (verdict: Runtime Error):
n=int(input())
a=list(map(int,input().split()))

l=[]
l.append(0)
l.append(0)
r=[]
r.append(a[n-1])
r.append(a[n-1])
g=[]

def gcd(x,y):
  if x%y==0:
    return y
  else:
    return gcd(y,x%y)


for i in range(1,n):
  l.append(gcd(l[i],a[i-1]))
  r.append(gcd(r[i],a[n-1-i]))
  
r[0]=l[n]

for j in range(0,n):
  g.append(gcd(l[j+1],r[n-j-1]))

print(max(g))    
  
  


Fixed submission:
a,b,t=map(int,input().split())
print(b*(t//a))
Buggy python submission (verdict: Runtime Error):
n=int(input())
v=list(map(int,input().split()))
c=list(map(int,input().split()))
a[0]*n
for i in range(0,n):
  a[i]=v[i]-c[i]
  
ans=0  
for j in range(0,n):
  if a[j]>0:
    ans+=a[j]
    
print(ans)    
  
  

Fixed submission:
n=int(input())
v=list(map(int,input().split()))
c=list(map(int,input().split()))
ans=0
for i in range(0,n):
  if v[i]-c[i]>0:
    ans+=v[i]-c[i]
  
print(ans)
Buggy python submission (verdict: Runtime Error):
s=list(str(input()))
li=["A","C","G","T"]
ans=0
x=[]
for i in range(0,len(s)):
  if s[i] in li:
    ans+=1
    x.append(ans)
  else:
    ans=0
        
print(max(x))

Fixed submission:
s=list(str(input()))
li=["A","C","G","T"]
ans=0
x=[0]
for i in range(0,len(s)):
  if s[i] in li:
    ans+=1
    x.append(ans)
  else:
    ans=0
        
print(max(x))
Buggy python submission (verdict: Runtime Error):
def gcd(x,y):
  if x%y==0:
    return y
  else:
    return gcd(y,x%y)

a,b,k=map(int,input().split())
z=gcd(a,b)
ans=[]
for i in range(1,z):
  if z%i==0:
    ans.append(i)
    
print(ans[-k])  
    

Fixed submission:
def gcd(x,y):
  if x%y==0:
    return y
  else:
    return gcd(y,x%y)

a,b,k=map(int,input().split())
z=gcd(a,b)
ans=[]
for i in range(1,z+1):
  if z%i==0:
    ans.append(i)
    
print(ans[-k])
Buggy python submission (verdict: Runtime Error):
s=int(input())
if int(s[5:7])>4:
  print("TBD")
else:
  print("Heisei")

Fixed submission:
s=input()
if int(s[5:7])>4:
  print("TBD")
else:
  print("Heisei")
Buggy python submission (verdict: Runtime Error):
n=int(input())
x=list(str,input().split() for _ in range(n))
ans=0
for i in range(n):
  if x[i][1]=="JPY":
    ans+=int(x[i][0])
  else:
    ans+=float(x[i][0])*380000
    
print(ans)    
  



Fixed submission:
n=int(input())
x=list(input().split() for _ in range(n))
ans=0
for i in range(n):
  if str(x[i][1])=="JPY":
    ans+=float(x[i][0])
  else:
    ans+=float(x[i][0])*380000
    
print(ans)

Buggy python submission (verdict: Runtime Error):
n=int(input())
x=list(str,input().split() for _ in range(n))
ans=0
for i in range(n):
  if x[i][1]=="JPY":
    ans+=int(x[i][0])
  else:
    ans+=int(x[i][0])*380000
    
print(ans)    
  



Fixed submission:
n=int(input())
x=list(input().split() for _ in range(n))
ans=0
for i in range(n):
  if str(x[i][1])=="JPY":
    ans+=float(x[i][0])
  else:
    ans+=float(x[i][0])*380000
    
print(ans)

Buggy python submission (verdict: Runtime Error):
n=int(input())
x=list(input().split() for _ in range(n))
ans=0
for i in range(n):
  if str(x[i][1])=="JPY":
    ans+=int(x[i][0])
  else:
    ans+=int(x[i][0])*380000
    
print(ans)    
  



Fixed submission:
n=int(input())
x=list(input().split() for _ in range(n))
ans=0
for i in range(n):
  if str(x[i][1])=="JPY":
    ans+=float(x[i][0])
  else:
    ans+=float(x[i][0])*380000
    
print(ans)

Buggy python submission (verdict: Runtime Error):
n=int(input())
x=list(input().split(), for i in range(n))
ans=0
for j in range(n):
  if x[j][1]=="JPY":
    ans+=x[j][0]
  else:
    ans+=x[j][0]*380000
print(ans)    
  


Fixed submission:
n=int(input())
x=list(input().split() for _ in range(n))
ans=0
for i in range(n):
  if str(x[i][1])=="JPY":
    ans+=float(x[i][0])
  else:
    ans+=float(x[i][0])*380000
    
print(ans)

Buggy python submission (verdict: Runtime Error):
n=int(input())
x=[]
u=[]
for i in range(n):
  x.append(int(input()))
  u.append(str(input()))
ans=0
for j in range(n):
  if u[j]=="JPY":
    ans+=x[j]
  else:
    ans+=x[j]*380000
print(ans)    
  


Fixed submission:
n=int(input())
x=list(input().split() for _ in range(n))
ans=0
for i in range(n):
  if str(x[i][1])=="JPY":
    ans+=float(x[i][0])
  else:
    ans+=float(x[i][0])*380000
    
print(ans)

Buggy python submission (verdict: Runtime Error):
n=int(input())
x=[]
u=[]
for i in range(n):
  x.append(int(input()))
  u.append(str(input()))
ans=0
for j in range(n):
  if u[j]=="JPY":
    ans+=x[j]
  else:
    ans+=u[j]*380000
print(ans)    
  

Fixed submission:
n=int(input())
x=list(input().split() for _ in range(n))
ans=0
for i in range(n):
  if str(x[i][1])=="JPY":
    ans+=float(x[i][0])
  else:
    ans+=float(x[i][0])*380000
    
print(ans)
Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
ans=[0]*m
for i in range(n):
  x=[int(a),for a in input().split()]
  for j in range(1,x[0]+1):
    ans[x[j]-1]+=1
  
print(ans.count(n)) 
    


Fixed submission:
a,b=map(int,input().split())
if b%a==0:
  print(a+b)
else:
  print(b-a)
Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
ans=[0]*m
for i in range(n):
  x=[int(a),for a in input().split()]
  for j in range(1,x[0]+1):
    ans[x[j]-1]+=1
  
print(ans.count(n)) 
    


Fixed submission:
n,m=map(int,input().split())
ans=[0]*m
for i in range(n):
  x=list(map(int,input().split()))
  for j in range(1,x[0]+1):
    ans[x[j]-1]+=1
  
print(ans.count(n))

Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
ans=[0]*m
for i in range(n):
  x=[int,input().split()]
  for j in range(1,x[0]+1):
    ans[x[j]-1]+=1
  
print(ans.count(n)) 
    

Fixed submission:
n,m=map(int,input().split())
ans=[0]*m
for i in range(n):
  x=list(map(int,input().split()))
  for j in range(1,x[0]+1):
    ans[x[j]-1]+=1
  
print(ans.count(n))
Buggy python submission (verdict: Runtime Error):
n=int(input())
a=list(map(int,input().split()))
def gcd(x,y):
  if x%y==0:
    return y
  else:
    return(y,x%y)
  
x=a[0]
  
for i in range(1,n):
  x=gcd(x,a[i])
  
print(x)  
  

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

while len(a)>=2:
  for i in range(1,len(a)):
    a[i]=a[i]%a[0]
  if 0 in a:
    for j in range(a.count(0)):
      a.remove(0)
  a.sort()
    

print(a[0])

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

while len(a)>=2:
  for i in range(1,len(a)):
    a[i]=a[i]%a[0]
  if 0 in a:
    a.remove(0)
  a.sort()
    

print(a[0])

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

while len(a)>=2:
  for i in range(1,len(a)):
    a[i]=a[i]%a[0]
  if 0 in a:
    for j in range(a.count(0)):
      a.remove(0)
  a.sort()
    

print(a[0])
Buggy python submission (verdict: Runtime Error):
n=int(input())
l=list(map(int,input().split()))
cnt=0
l.sort()
for i in range(0,n-1):
  cnt+=l[i]
if cnt>l[n]:
  print("Yes")
else:
  print("No")

Fixed submission:
n=int(input())
l=list(map(int,input().split()))
cnt=0
l.sort()
for i in range(0,n-1):
  cnt+=l[i]
if cnt>l[n-1]:
  print("Yes")
else:
  print("No")
Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
s=str(input())
t=str(input())
from math import gcd
def lcm(a,b):
    return a*b//gcd(a,b)
if n%m!=0:
    if s[0]==t[0]:
        print(lcm(n,m))
    else:
        print("-1")
else:
    x=n//m
    for i in range(m):
        if s[0+x*i]!=t[i]:
            print("-1")
            exit()
    print(lcm(n,m))

Fixed submission:
n,m=map(int,input().split())
s=str(input())
t=str(input())
def gcd(x, y):
    if x % y == 0:
        return(y)
    else:
        return gcd(y,x%y)
def lcm(a,b):
    return a*b//gcd(a,b)
a=n//gcd(n,m)
b=m//gcd(n,m)
for i in range(gcd(n,m)):
    if s[a*i]!=t[b*i]:
        print("-1")
        exit()
print(lcm(n,m))

Buggy python submission (verdict: Runtime Error):
n,m=map(int,input().split())
s=str(input())
t=str(input())
from math import gcd
def lcm(a,b):
    return a*b//gcd(a,b)
if n%m!=0:
    if s[0]==t[0]:
        print(lcm(n,m))
    else:
        print("-1")
else:
    x=n//m
    for i in range(m):
        if s[0+x*i]!=t[i]:
            print("-1")
            exit()
    print(lcm(n,m))

Fixed submission:
n,m=map(int,input().split())
s=str(input())
t=str(input())
def gcd(x, y):
    if x % y == 0:
        return(y)
    else:
        return gcd(y,x%y)
def lcm(a,b):
    return a*b//gcd(a,b)
a=n//gcd(n,m)
b=m//gcd(n,m)
for i in range(gcd(n,m)):
    if s[a*i]!=t[b*i]:
        print("-1")
        exit()
print(lcm(n,m))
Buggy python submission (verdict: Runtime Error):
n=int(input())
li=[]
cnt=[]
for i in range(n):
    x,y,h=map(int,input().split())
    li.append([x,y,h])
for j in range(0,101):
    for k in range(0,101):
        for l in range(n):
            if li[l][2]!=0:
                cnt.append(li[l][2]+abs(li[l][0]-j)+abs(li[l][1]-k))
            elif l!=0 and li[l][2]==0:
                if cnt[0]-abs(li[l][0]-j)-abs(li[l][1]-k)>0:
                    cnt.append(0)               
        if len(set(cnt))==1 and max(cnt[0]-abs(li[0][0]-j)-abs(li[0][1]-k),0)==li[0][2]:
            ans=[j,k,cnt[0]]
            break
        else:
            cnt=[]

print(ans[0],ans[1],ans[2])                
           
        
        
    
    


Fixed submission:
n=int(input())
if n==1:
  print("Hello World")
else:
  a=int(input())
  b=int(input())
  print(a+b)

Buggy python submission (verdict: Runtime Error):
n=int(input())
if n==1:
  print("Hello World")
else:
  a,b=map(int,input().split())
  print(a+b)



Fixed submission:
n=int(input())
if n==1:
  print("Hello World")
else:
  a=int(input())
  b=int(input())
  print(a+b)

Buggy python submission (verdict: Runtime Error):
n=int(input())
if n==1:
  print("Hello World")
else:
  a,b=int(input().split())
  print(a+b)

Fixed submission:
n=int(input())
if n==1:
  print("Hello World")
else:
  a=int(input())
  b=int(input())
  print(a+b)
Buggy python submission (verdict: Runtime Error):
n,T=map(int,input().split())
ans=[]
for i in range(n):
    c,t=map(int,input().split())
    if t<=T:
        ans.append(c)
print(min(ans))        
        
    

Fixed submission:
n,T=map(int,input().split())
ans=[]
for i in range(n):
    c,t=map(int,input().split())
    if t<=T:
        ans.append(c)
if len(ans)==0:
  print("TLE")
else:
  print(min(ans))
Buggy python submission (verdict: Runtime Error):
S=str(input())
T=str(input())
dic={}
for s,t in zip(S,T):
    if s in dic:
        if dic[s]!=t:
            print("No")
            exit()
    else:
        dic[s]=t

if len(d)!=len(set(d.values())):
    print("No")   
else:
    print("Yes")             
            
        


Fixed submission:
S=str(input())
T=str(input())
x=[]
y=[]
dic={}

for i in range(len(S)):
    x.append(S[i])
    y.append(T[i])
    
for s,t in zip(x,y):
    if s in dic:
        if dic[s]!=t:
            print("No")
            exit()
    else:
        dic[s]=t

if len(dic)!=len(set(dic.values())):
    print("No")   
else:
    print("Yes")
Buggy python submission (verdict: Runtime Error):
h,w=map(int,input().split())
field=[]
for i in range(h):
    field.append(list(map(int,input().split())))
opr=0
ans=[]
for j in range(h):
    for k in range(w):
        if j%2==0:
            if field[j][k]%2==1 and k!=w-1:
                field[j][k]-=1
                field[j][k+1]+=1
                opr+=1
                ans.append([j+1,k+1,j+1,k+2])
            elif field[j][k]%2==1 and k==w-1: 
                field[j][k]-=1
                field[j+1][k]+=1
                opr+=1
                ans.append([j+1,k+1,j+2,k+1]) 
        else:
            if field[j][-(k+1)]%2==1 and k!=w-1:
                field[j][-(k+1)]-=1
                field[j][-(k+2)]+=1
                opr+=1
                ans.append([j+1,w-k,j+1,w-k-1])
            elif field[j][k]%2==1 and k==w-1: 
                field[j][-(k+1)]-=1
                field[j+1][-(k+1)]+=1
                opr+=1
                ans.append([j+1,w-k,j+2,w-k])
print(opr)
for l in range(len(ans)):
    print(ans[l][0],ans[l][1],ans[l][2],ans[l][3])

Fixed submission:
h,w=map(int,input().split())
field=[]
for i in range(h):
    field.append(list(map(int,input().split())))
opr=0
ans=[]
for j in range(h):
    for k in range(w):
          if field[j][k]%2==1 and k!=w-1:
              field[j][k]-=1
              field[j][k+1]+=1
              opr+=1
              ans.append([j+1,k+1,j+1,k+2])
          elif field[j][k]%2==1 and k==w-1 and j<h-1: 
              field[j][k]-=1
              field[j+1][k]+=1
              opr+=1
              ans.append([j+1,k+1,j+2,k+1]) 
   
print(opr)
for l in range(len(ans)):
    print(ans[l][0],ans[l][1],ans[l][2],ans[l][3])
Buggy python submission (verdict: Runtime Error):
h,w=map(int,input().split())
a=[]
for i in range(h):
    li=str(input())
    if len(set(li))!=1:
        a.append(li)
cnt=[]
b=[]
for j in range(w):
    for k in range(len(a)):
        b.append(a[k][j])
    if len(set(b))==2 or b[0]=="#":
      cnt.append(j)
    b=[]            
ans=""
for m in range(len(a)):
  for l in cnt:
    ans+=a[m][l]
  print(ans)
  ans=""

Fixed submission:
h,w=map(int,input().split())
a=[]
for i in range(h):
    li=str(input())
    if len(set(li))!=1:
        a.append(li)
    elif len(set(li))==1 and li[0]=="#":
        a.append(li)
      
cnt=[]
b=[]
for j in range(w):
    for k in range(len(a)):
        b.append(a[k][j])
    if len(set(b))==2: 
      cnt.append(j)
    elif len(set(b))==1:
      if b[0]=="#":
        cnt.append(j)       
    b=[]            
ans=""
for m in range(len(a)):
  for l in cnt:
    ans+=a[m][l]
  print(ans)
  ans=""
Buggy python submission (verdict: Time Limit Exceeded):
n,k=map(int,input().split())
a=list(map(int,input().split()))
x=[]
for i in range(0,n-k+1):
    b=a[i:i+k]
    if min(b)>=0:
        ans=max(b)
    elif max(b)<=0:
        ans=abs(min(b))
    else:
        ans=min(abs(min(b))*2+max(b),abs(min(b))+max(b)*2)
    x.append(ans)
    b=[]         
print(min(x))

Fixed submission:
n,k=map(int,input().split())
a=list(map(int,input().split()))
x=[]
for i in range(0,n-k+1):
    ans=a[i+k-1]-a[i]+min(abs(a[i+k-1]),abs(a[i]))
    x.append(ans)        
print(min(x))

Buggy python submission (verdict: Time Limit Exceeded):
n,k=map(int,input().split())
a=list(map(int,input().split()))
b=[]
x=[]
for i in range(0,n-k+1):
    for j in range(k):
        b.append(a[i+j])
    if min(b)>=0:
        ans=max(b)
    elif max(b)<=0:
        ans=abs(min(b))
    else:
        ans=min(abs(min(b))*2+max(b),abs(min(b))+max(b)*2)
    x.append(ans)
    b=[]         
print(min(x))

Fixed submission:
n,k=map(int,input().split())
a=list(map(int,input().split()))
x=[]
for i in range(0,n-k+1):
    ans=a[i+k-1]-a[i]+min(abs(a[i+k-1]),abs(a[i]))
    x.append(ans)        
print(min(x))
Buggy python submission (verdict: Time Limit Exceeded):
n,m=map(int,input().split())
dem=[]
li=[]
isl=[0]*(n-1)
ans=0
for i in range(m):
    a,b=map(int,input().split())
    dem.append([a,b])
while len(dem)!=0:   
    for j in range(len(dem)):
        for k in range(dem[j][0],dem[j][1]):
            isl[k-1]+=1
        x=max(isl)
        y=isl.index(x)+1
    for l in range(len(dem)):
        if dem[l][0]>y or dem[l][1]<=y:
          li.append([dem[l][0],dem[l][1]])
    dem=li
    ans+=1
    isl=[0]*(n-1)  
    li=[]
      
print(ans)                
        

Fixed submission:
n,m=map(int,input().split())
dem=[]
ans=[]
for i in range(m):
    a,b=map(int,input().split())
    dem.append([a,b])
dem=sorted(dem,key=lambda x:x[1])  
for i in range(m):
    if len(ans)==0:
        ans.append(dem[i][1]-1)
    else:
        if ans[-1]<dem[i][0]:
            ans.append(dem[i][1]-1)  
print(len(ans))
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
a=list(map(int,input().split()))
b=a[0]-1
ans=0
ansl=0
ansr=0
for i in range(n):
    ans+=abs(a[i]-b-i-1)
    ansl+=abs(a[i]-b-i)
    ansr+=abs(a[i]-b-i-2)
    
A=[10**10,ans] 
if ans>ansl:
    b-=1
    A.append(ansl)
    while A[-1]<A[-2]:
        ans=0
        b-=1
        for i in range(n):
            ans+=abs(a[i]-b-i-1)
        A.append(ans) 
elif ans>ansr:
    b+=1
    A.append(ansr)
    while A[-1]<A[-2]:
        ans=0
        b+=1
        for i in range(n):
            ans+=abs(a[i]-b-i-1)
        A.append(ans)
else:
    print(ans)
    exit()
print(A[-2]) 
    
               
            
            
            
              

    
        

Fixed submission:
n=int(input())
import math
a=list(map(int,input().split()))
for i in range(n):
    a[i]-=(i+1)
a=sorted(a)  
if n%2==0:
    x=math.floor((a[int(n/2)]+a[int((n/2)-1)])/2)
else:
    x=a[int(n//2)]    
ans=0
for i in range(n):
    ans+=abs(a[i]-x)
print(ans)
Buggy python submission (verdict: Runtime Error):
a,b=map(int,input().split())
x=b-a
ams=0
for i in range(x+1):
    ans+=i
print(ans-b)    


Fixed submission:
a,b=map(int,input().split())
x=b-a
ans=0
for i in range(x+1):
    ans+=i
print(ans-b)
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
s=str(input())
ans=[]
for i in range(n):
    cnt=0
    cnt+=s[:i].count("W")
    cnt+=s[i+1:].count("E")
    ans.append(cnt)

print(min(ans))    
    

Fixed submission:
n=int(input())
s=str(input())
ans=[]
e=s.count("E")
w=0
for i in range(n):
    if s[i]=="W":
        ans.append(w+e)
        w+=1    
    else:
        e-=1 
        ans.append(w+e)
print(min(ans))
Buggy python submission (verdict: Runtime Error):
x=int(input())
for i in range(1,x+1):
  if (i**2)>x:
    ans=(i-1)**2
    break
print(ans)    



Fixed submission:
a,b,c,d=map(int,input().split())
if abs(a-c)<=d:
  print("Yes")
elif abs(a-b)<=d and abs(b-c)<=d:
  print("Yes")
else:
  print("No")
Buggy python submission (verdict: Runtime Error):
x=int(input())
for i in range(1,x+1):
  if (i**2)>x:
    ans=(i-1)**2
    break
print(ans)    



Fixed submission:
x=int(input())
li=[]
for i in range(1,34):
  for j in range(2,11):
    if (i**j)<=x:
      li.append(i**j)
print(max(li))

Buggy python submission (verdict: Runtime Error):
x=int(input())
for i in range(1,x+1):
  if i**2>x:
    ans=(i-1)**2
    break
print(ans)    

Fixed submission:
x=int(input())
li=[]
for i in range(1,34):
  for j in range(2,11):
    if (i**j)<=x:
      li.append(i**j)
print(max(li))
Buggy python submission (verdict: Runtime Error):
s=str(input())
ans=0
for i in range(1,len(s)-2):
  if s[i]==s[i+1]:
    ans+=1
    break
  elif s[i]==s[i+2]:
    ans+=1
    break
  else:
    ans+=0
   
if s[-2]==s[-1]:
  ans+=1
  
if ans==0:
  print("YES")
else:
  print("NO")
    
  
  


Fixed submission:
s=str(input())
a=s.count("a")
b=s.count("b")
c=s.count("c")
if max(a,b,c)-min(a,b,c)<=1:
  print("YES")
else:
  print("NO")
Buggy python submission (verdict: Runtime Error):
n=int(input())
a=list(map(int,input().split()))
a=sorted(a,reverse=True)
cnt=1
li=[]
for i in range(n-1):
    if a[i+1]==a[i]:
        cnt+=1
    else:
        cnt=1
    if cnt==2:
        li.append(a[i+1])
    if cnt==4:
        x=a[i+1]

if len(li)>=2:
    print(max(li[0]*li[1],x**2))
else:
    print(0)

Fixed submission:
n=int(input())
a=list(map(int,input().split()))
a=sorted(a,reverse=True)
cnt=1
li=[]
x=[0]
for i in range(n-1):
    if a[i+1]==a[i]:
        cnt+=1
    else:
        cnt=1
    if cnt==2:
        li.append(a[i+1])
    if cnt==4:
        x.append(a[i+1])

if len(li)>=2:
    print(max(li[0]*li[1],max(x)**2))
else:
    print(0)
Buggy python submission (verdict: Time Limit Exceeded):
n=int(input())
a=list(map(int,input().split()))
ans=10**10
cnt=0
for i in range(len(a)-1):
    cnt+=a[i]
    ans=min(ans,abs(cnt*2-sum(a)))
print(ans)

Fixed submission:
n=int(input())
a=list(map(int,input().split()))
ans=10**10
cnt=0
rest=sum(a)
for i in range(len(a)-1):
    cnt+=a[i]
    rest-=a[i]
    ans=min(ans,abs(rest-cnt))
print(ans)