Harryxun/stf_run huggingface dataset:
a, b = input().split(' ')

if a * b % 2 = 0:
    print('Even')
else:
    print('Odd')


### FIXED CODE ###

a, b = map(int, input().split())
print('Even' if a * b % 2 == 0 else 'Odd')
s=list(input())
k=["k","e","y","e","n","c","e"]
ans="NO"
if len(s)>=7:
    while c<7:
        if s[i]!=k[i]:
            break
        c+=1
    for i in range(7-c):
        if s[-i-1]!=k[-i-1]:
            break
    else:
        ans="YES"
print(ans)

### FIXED CODE ###

s=list(input())
k=["k","e","y","e","n","c","e"]
ans="NO"
c=0
if len(s)>=7:
    while c<7:
        if s[c]!=k[c]:
            break
        c+=1
    if c==7:
        ans="YES"
    for i in range(7-c):
        if s[-i-1]!=k[-i-1]:
            break
    else:
        ans="YES"
print(ans)
from functools import lru_cache

S = input().strip()

MOD = 10 ** 9 + 7

lens = len(S)


@lru_cache(maxsize=None)
def solve(amari, keta):
        if keta == lens - 1:
            if S[keta] == "?":
                cnt = 0
                for i in range(9, -1, -1):
                    if (amari + i) % 13 == 5:
                        cnt += 1
                return cnt
            else:
                if (amari + int(S[keta])) % 13 == 5:
                    return 1
                else:
                    return 0
        else:
            if S[keta] == "?":
                x = 0
                for i in range(9, -1, -1):
                    x += solve((amari + (i * 10 ** (lens - 1 - keta)) % 13) % 13, keta + 1)
                return x % MOD
            else:
                return solve((amari + (int(S[keta]) * 10 ** (lens - 1 - keta)) % 13) % 13, keta + 1) % MOD


print(solve(0, 0) % MOD)


### FIXED CODE ###


S = input()

MOD = 10 ** 9 + 7
count = 0
S_len = len(S)

dp = [[0 for i in range(13)] for j in range(100006)]
c = -1
if S[0] != '?':
    c = int(S[0])
for j in range(10):
    if c == -1:
        dp[1][j] = 1
    else:
        dp[1][c] = 1

for i in range(2, S_len + 1):
    c = -1
    if S[i - 1] != '?':
        c = ord(S[i - 1]) - ord('0')

    for j in range(10):
        if c != -1 and c != j:
            continue
        for k in range(13):
            dp[i][(k * 10 + j) % 13] += dp[i - 1][k] % MOD


print(dp[S_len][5] % MOD)
s = input()
n = s.__len__()
c = 0
l = list()
for i in range(n):
    l.append(s[i])
len = l.__len__()
for i2 in range(len):
    start = s[i2]
    for i3 in range(len-i2-1):
        start += s[i3+i2+1]
        if int(start) % 2019 == 0:
            c = c + 1
print(c)

### FIXED CODE ###

s, w = map(int, input().split())
if s <= w:
    print('unsafe')
else:
    print('safe')
l = list()
n = int(input())
original_list = list(range(1,n))
for num in original_list:
      ans = 0
      while x % 2 == 0:
        x = x / 2
        ans = ans + 1
      l.append(ans)
 
print(max(l))

### FIXED CODE ###

l = list()
n = int(input())
original_list = list(range(1,n+1))
for x in original_list:
      ans = 0
      while x % 2 == 0:
        x = x / 2
        ans = ans + 1
      l.append(ans)

a = l.index(max(l))
print(original_list[a])
S = input()
 
if S[3] ==S[4] and S[5] == S[6]:
  print('Yes')
else:
  print('No')

### FIXED CODE ###

S = input()

if S[2]==S[3] and S[4]==S[5]:
    print('Yes')
else:
    print('No')
s = input()
K = int(input())
substring = []
for i in range(len(s) + 1):
	for j in range(i+1, len(s) + 1):
		if j == 0:
			substring.append(s[i])
		else:
			substring.append(s[i:j])
substring.sort()
print(substring[K + 1])

### FIXED CODE ###

s = input()
K = int(input())
substr = set()
for i in range(len(s)):
    for j in range(i+1, i+K+1):
        substr.add(s[i:j])
print(sorted(substr)[K-1])
x,y = map(int,input(),split())
print(y+100*(10-x))

### FIXED CODE ###

x,y = map(int,input().split())
if x >= 10:
	print(y)  
else:
	print(y+(100*(10-x)))
n=int(input())
k=int(input())
print(n-k+1)

### FIXED CODE ###

n,k=map(int,input().split())
print(n-k+1)
a = int(input())
b=int(input())
return a*a - b

### FIXED CODE ###

a = int(input())
b=int(input())
print(a*a - b)
a,b = map(int, input().split())
if (a+b) <= 9:
  print(a+b)
else;
print("error")

### FIXED CODE ###

a,b = map(int, input().split())
if a+b >= 10:
  print("error")
else:
  print(a+b)
X = int(input())
Ans = 0
for A in range(1,100):
    for B in range(-A,A):
        Tar = A**5 - B**5
        if Tar == X:
            Ans = [A,B]
            break
    if Ans != 0:
        break
print(*Ans)

### FIXED CODE ###

X = int(input())
Ans = 0
for A in range(1,1000):
    for B in range(-A,A):
        Tar = A**5 - B**5
        if Tar == X:
            Ans = [A,B]
            break
    if Ans != 0:
        break
print(*Ans)
text = input()

if len(text) == 4:
	text = text.strip(text[0])
	if len(text) == 2:  
		text = text.strip(text[0])
		if len(text) == 0:
  			print("Yes")
		else:
  			print("No")
	else:
      print("No")
else:
 	print("No")


### FIXED CODE ###

text = input()

text1 = text.replace(text[0], "")
try:
	text2 = text1.replace(text1[0], "")
except:
	text2 = "e"

if len(text) == 4 and len(text1) == 2 and len(text2) == 0:
  print("Yes")
else:
  print("No")
K = int(input())

if K%2 == 0:
    print(-1)

suretu = 7
i = 1
for i in range(10**7 + 9)
    if suretu%K == 0:
        print(i)
        break
    else:
        i += 1
        suretu *= 10
        suretu += 7

### FIXED CODE ###

K = int(input())
remainder_set = set()
sequence = 7
i = 1
for i in range(K):
    remainder = sequence%K
    #print(sequence,remainder)
    if remainder == 0:
        print(i+1)
        break
    else:
        if remainder in remainder_set:
            print(-1)
            break
        else:
            i += 1
            remainder_set.add(remainder)
            sequence = remainder*10 + 7
n,m=map(int,input().split())
# Union-Find
a=list(range(n))
def find(x):
  if a[x]==x:
    return x
  a[x] = find(a[x])
  return a[x]

for _ in range(m):
  x,y=map(lambda x:int(x)-1,input().split())
  a[find(y)]=find(x)

count=[0]*n
for i in range(n):
  count[find(i)] += 1
print(max(count))


### FIXED CODE ###

n,m=map(int,input().split())
# Union-Find
a=list(range(n))
def find(x):
  g = x
  while g != a[g]: g = a[g]
  a[x] = g
  return g

for _ in range(m):
  x,y=map(int,input().split())
  x,y=find(x-1),find(y-1)
  if x == y: continue
  a[y]=x

count=[0]*n
for i in range(n):
  count[find(i)] += 1
print(max(count))
# -*- coding: utf-8 -*-

n = int(input())

# for i in range(1, 10**9):
#     if i % 2 == 0 and i % n == 0:
#         print(i)
#         break

if n % 2 == 0:
    print(n) 
else:
    print(2n) 

### FIXED CODE ###

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

n = int(input())

# for i in range(1, 10**9):
#     if i % 2 == 0 and i % n == 0:
#         print(i)
#         break

if n % 2 == 0:
    print(n) 
else:
    print(2*n)
A,B,K = input().strip().split(' ')

if B-A+1 > K:
  ans = list(range(A, A+K))+list(range(B-K+1, B+1))
  print(*ans, sep="\n")
  
else:
  print(*list(range(A,B+1)), sep="\n")



### FIXED CODE ###

A,B,K = map(int, input().strip().split(' '))

if B-A+1 > K*2:
  ans = list(range(A, A+K))+list(range(B-K+1, B+1))
  print(*ans, sep="\n")
else:
  print(*list(range(A,B+1)), sep="\n")
# -*- coding: utf-8 -*-
N = int, input()
num = str(N[1])
char_list = list(num)
sum = 0
for i in range(len(char_list)):
    sum += int(char_list[i])

if N[1] % sum == 0:
    print("Yes")
else:
    print("No")


### FIXED CODE ###

# -*- coding: utf-8 -*-
N = int, input()
num = str(N[1])
char_list = list(num)
sum = 0
for i in range(len(char_list)):
    sum += int(char_list[i])

if int(N[1]) % sum == 0:
    print("Yes")
else:
    print("No")
n, q = [int(el) for el in input().split(' ')]
data = [0] * n
ex_result, exx_result = 0,0
ex_index = 0
for _ in range(q):
    a, v = [int(el) for el in input().split(' ')]
    data[a-1] += v
    if ex_index != a:
        if v < 0: result = ex_result
        else: result = max(ex_result, data[a-1])
    elif ex_index == a:
        if v > 0: result = data[a-1]
        else: result = max(exx_result, data[a-1])
    index = data.index(result)+1
    print(index, result)
    exx_result = ex_result
    ex_result = result
    ex_index = index

### FIXED CODE ###

n, q = [int(el) for el in input().split(' ')]
data = [0] * n
result, index = 0, 1
for _ in range(q):
    a, v = [int(el) for el in input().split(' ')]
    data[a-1] += v
    if v > 0:
        if result < data[a-1]:
            result, index = data[a-1], a
        elif result == data[a-1]:
            index = min(index, a)
    else:
        if index == a:
            result = max(data)
            index = data.index(result) + 1
    print(index, result)
import math as m
def lcm(a,b):
    return (a*b)//m.gcd(a,b)
input()
a=[int(i) for i in input().split()]
l=a[0]
for i in a:
    l=lcm(i,l)
s=0
for i in a:
    s+=(l//i)
print(s%1000000007)


### FIXED CODE ###

from fractions import gcd
def lcm(a,b):
    return (a*b)//gcd(a,b)
input()
a=[int(i) for i in input().split()]
l=a[0]
for i in a:
    l=lcm(i,l)
s=0
for i in a:
    s+=(l//i)
print(s%1000000007)
n,k,*h=map(int,open(0).read().split())
INF=float("inf")
dp=[INF]*n
dp[0]=0
dp[1]=abs(h[0]-h[1])
for i in range(2,n):
	width = k
	if i<k:
		width=i
	for j in range(1,width+1):
		dp[i] = min( dp[i] , dp[i-k]+abs(h[i-j]-h[i]) )
print(dp[-1])

### FIXED CODE ###

n,*h=map(int,open(0).read().split())
dp=[0]*n
dp[0]=0
dp[1]=abs(h[0]-h[1])
for i in range(2,n):
	dp[i]=min(dp[i-2]+abs(h[i-2]-h[i]),dp[i-1]+abs(h[i-1]-h[i]))
print(dp[n-1])
a b=int(input())
print(a*b 2a+2b)


### FIXED CODE ###

a, b = [int(x) for x in input().split()]

print("{} {}".format(a * b, 2 * a + 2 * b))
a, b, c = map(int, input().split())
ab = a + b
bc = b + c
ac = a + c
if ab > ac, bc:
  print(ab)
elif bc > ab, ac:
  print(bc)
else:
  print(ac)

### FIXED CODE ###

a, b, c = map(int, input().split())
ab = a + b
bc = b + c
ac = a + c
if ab < ac and ab < bc:
  print(ab)
elif bc < ab and bc < ac:
  print(bc)
else:
  print(ac)
A, V = map(int, input().split())
B, W = map(int, input().split())
T = int(input())

for i in range(1, T+1):
    if i *(V-W) >= B-A: print("YES") break
print("NO")

### FIXED CODE ###

A, V = map(int, input().split())
B, W = map(int, input().split())
T = int(input())

a = abs(B-A)
if T * (V-W) >= a:
    print("YES")
else:print("NO")
s = list(input())
k = int(input())
if not s[0]==s[-1]:
  count1=0
  for i in range(len(s)-1):
    if s[i]==s[i+1]:
      s[i+1]=1
      count1+=1
  print(k*count1)
else:
  s[-1]=0
  count2=0
  for i in range(len(s)-1):
    if s[i]==s[i+1]:
      s[i+12]=1
      count2+=1
  print(k*count2+k)
 
  

### FIXED CODE ###

s=list(input())
n=len(s)
k=int(input())
count=[]
i=0
while i<=n-1:
    j=0
    while i+j+1<=n-1 and s[i+j]==s[i+j+1]:
        j+=1
    count.append(j+1)
    i+=(j+1)

length=len(count)
if length==1:
    print((n*k)//2)
   
else:
    if s[0]==s[-1]:
        ans=0
        for l in range(length):
            if l!=0 and l!=length-1:
                ans+=(count[l]//2)*k
        ans+=(count[0]//2+count[-1]//2)
        ans+=((count[0]+count[-1])//2)*(k-1)
        print(ans)
    else:
        ans=0
        for m in count:
            ans+=(m//2)*k
        print(ans)
n,a,b=map(int,input().split())
s=a+b
if n%s==0:
    print(int(n/s)*a)
else:
    if n%s>=a:
        print(int(n//s+1)*a)
    else:
        print(int(n//s+)*a+n%s)

### FIXED CODE ###

n,a,b=map(int,input().split())
s=a+b
if n%s==0:
    print(int(n/s)*a)
else:
    if n%s>=a:
        print(int(n//s+1)*a)
    else:
        print(int(n//s)*a+n%s)
n=input();print(n*800-n//15*200)

### FIXED CODE ###

n=int(input());print(n*800-n//15*200)
S,T = map(input().split())
ans = T+S
print(ans)


### FIXED CODE ###

S,T = input().split()
ans = T+S
print(ans)
l = int(input())
x = l/3
x = p**3
print(x)

### FIXED CODE ###

l = int(input())
p = l/3
p = p**3
print(p)
x, y, z, k = map(int, input().split())
a = [int(x) for x in input().split()]
b = [int(x) for x in input().split()]
c = [int(x) for x in input().split()]
a.sort(reverse=True)
b.sort(reverse=True)
c.sort(reverse=True)
ans_list = []
for i in a:
    for j in b:
        ans_list.append(i+j)
ans_list.sort(reverse=True)
ans_list = ans_list[:min(3001, x*y*z+1)]
ans_list_2 = []
for i in ans_list:
    for j in c:
        ans_list_2.append(i+j)
ans_list_2.sort(reverse=True)
for i in range(k):
    print(ans_list_2[i])

### FIXED CODE ###

antena = []
for _ in range(5):
    antena.append(int(input()))
    
k = int(input())

if k >= antena[-1]-antena[0]:
    print("Yay!")
else:
    print(":(")
h,w = map(int, input().split())
cost = [list(map(int, input().split())) for _ in range(10)]
wall = [list(map(int, input().split())) for _ in range(h)]

nuns = 10

for k in range(nums):
  for i in range(nums):
    for j in range(nums):
      cost[i][j] = min(cost[i][j],
                       cost[i][k] + cost[k][j])

ans = 0
for wi in wall:
  for wij in wi:
    ans += 0 if wij == 0 else cost[wij][1]
    
print(ans)

### FIXED CODE ###

from heapq import heappush, heappop

#1. 入力
H,W = map(int, input().split())

INF = float("inf")
graph1 = []

for i in range(10):
    graph1.append(list(map(int, input().split())))

graph2 = [[] for _ in range(10)]
for i in range(10):
    for j in range(10):
        graph2[i].append((graph1[i][j], j))

A = []
for i in range(H):
    A.append(list(map(int, input().split())))

#2. ダイクストラ
def dijkstra(graph:list, node:int, start:int) -> list:
    # 未探索のノードは距離INF
    INF = float("inf")
    dist = [INF]*node
    
    # 始点ノードの距離を0とし、dfsのためのpriority queを作成
    dist[start] = 0
    heap = [(0,start)]
    
    # 未探索のノードをpriority queueに入れる
    while heap:
        cost, cur_node = heappop(heap)
        
        for nex_cost, nex_node in graph[cur_node]:
            dist_cand = dist[cur_node] + nex_cost
            if dist_cand < dist[nex_node]:
                dist[nex_node] = dist_cand
                heappush(heap, (dist[nex_node], nex_node))
    
    return dist

dist_to1 = []
for i in range(10):
    dist = dijkstra(graph2, 10, i)
    dist_to1.append(dist[1])

ans = 0
for h in range(H):
    for w in range(W):
        if A[h][w] == -1:
            continue
        else:
            ans += dist_to1[A[h][w]]
    
print(ans)
a,b = [int(c) for c in input().split{' '}]
print((a+b-1)/2)

### FIXED CODE ###

a,b = [int(c) for c in input().split(' ')]
carry = (a+b)%2
print(int((a+b)/2) + carry)
K,S = map(int,input().split())
one = 0
three = 0
six = 0
if S%3==0:
    one = 1
else:
    one = 0
for l in range(K+1):
    if (S-l)%2==0 and (S-l)//2 =< K:
        three += 1
for m in range(K-1):
    for n in range(m+1,K):
        rest = S-(m+n)
        if rest>n and rest<=K:
          six += 1
print(one+3*(three-one)+6*six)

### FIXED CODE ###

K,S = map(int,input().split())
one = 0
three = 0
six = 0
if S%3==0:
    one = 1
else:
    one = 0
for l in range(K+1):
    if (S-l)%2==0 and (S-l)//2 <= K and (S-l)>=0:
        three += 1
for m in range(K-1):
    for n in range(m+1,K):
        rest = S-(m+n)
        if rest>n and rest<=K:
          six += 1
print(one+3*(three-one)+6*six)
def factorization(n):
    arr = []
    temp = n
    for i in range(2, int(-(-n**0.5//1))+1):
        if temp%i==0:
            cnt=0
            while temp%i==0:
                cnt+=1
                temp //= i
            arr.append([i, cnt])

    if temp!=1:
        arr.append([temp, 1])

    if arr==[]:
        arr.append([n, 1])

    return arr


def calcN(num):
    if num >= 45:
        return 9
    elif num >= 36:
        return 8
    elif num >= 28:
        return 7
    elif num >= 21:
        return 6
    elif num >= 15:
        return 5
    elif num >= 10:
        return 4
    elif num >= 6:
        return 3
    elif num >= 3:
        return 2
    elif num >= 1:
        return 1
    

A = int(input().split())
insuu =  factorization(A)
ret = 0
for i in insuu:
    ret += calcN(i[1])
print(ret)

### FIXED CODE ###

def factorization(n):
    arr = []
    temp = n
    for i in range(2, int(-(-n**0.5//1))+1):
        if temp%i==0:
            cnt=0
            while temp%i==0:
                cnt+=1
                temp //= i
            arr.append([i, cnt])

    if temp!=1:
        arr.append([temp, 1])

    if arr==[]:
        arr.append([n, 1])

    return arr


def calcN(num):
    if num >= 45:
        return 9
    elif num >= 36:
        return 8
    elif num >= 28:
        return 7
    elif num >= 21:
        return 6
    elif num >= 15:
        return 5
    elif num >= 10:
        return 4
    elif num >= 6:
        return 3
    elif num >= 3:
        return 2
    elif num >= 1:
        return 1
    

A = int(input())
if A == 1:
    print(0)
else:
    insuu =  factorization(A)
    ret = 0
    for i in insuu:
        ret += calcN(i[1])
    print(ret)
import sys
import itertools
# import numpy as np
import time
import math
import heapq
from collections import defaultdict
sys.setrecursionlimit(10 ** 7)
 
INF = 10 ** 18
MOD = 10 ** 9 + 7
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines

# map(int, input().split())

N, D, A = map(int, input().split())
X = [0] * N
for i in range(N):
    x, h = map(int, input().split())
    X[i] = (x, h)
X = sorted(X)

ans = 0
left = 0
right = 1
P = []
while left < N:
    while right < N and X[right][0] - X[left][0] <= 2 * D:
        right += 1
    P.append(right - 1)
    left = right
    right = left + 1

total = 0
last = -1
for i in range(N):
    x, h = X[i]
    if i <= last:
        h -= total
    else:
        total = 0
    if h > 0:
        num = (h + A - 1) // A
        ans += num
        damage = num * A
        total += damage
        last = P[i]
print(ans)

### FIXED CODE ###

N, D, A = map(int, input().split())
X = [0] * N
for i in range(N):
    x, h = map(int, input().split())
    X[i] = (x, h)
X = sorted(X)

from collections import deque

q = deque()

ans = 0
total = 0
for i in range(N):
    x, h = X[i]
    while (len(q) > 0 and q[0][0] < x):
        total -= q[0][1] 
        q.popleft()
    h -= total
    if h > 0:
        num = (h + A - 1) // A
        ans += num
        damage = num * A
        total += damage
        q.append((x + 2 * D, damage))
print(ans)
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=list(map(int,input().split()))
print(sum(sorted(p+q+r,reverse=True)[:x+y]))

### FIXED CODE ###

n,x,y=map(int,input().split())
ans=[0]*n
for i in range(1,n):
    for j in range(i+1,n+1):
        ans[min(j-i,abs(x-i)+abs(y-j)+1,abs(x-j)+abs(y-i)+1)]+=1
for i in range(1,n):
    print(ans[i])
N, M, P = map(int, input().split())
E = [[] for _ in range(N)]
RE = [[] for _ in range(N)]
for _ in range(M):
  a, b, c = map(int, input().split())
  E[a - 1].append([b - 1, c])
  RE[b - 1].append(a - 1)
Reachable = [[False, False] for _ in range(N)]
Q = [0]
while(Q):
  q = Q.pop(0)
  Reachable[q][0] = True
  for adj, _ in E[q]:
    if not Reachable[adj][0]:
      Q.append(adj)
Q = [N - 1]
while(Q):
  q = Q.pop(0)
  Reachable[q][1] = True
  for adj in RE[q]:
    if not Reachable[adj][1]:
      Q.append(adj)
R = [r[0] and r[1] for r in Reachable]
C = [None] * N
C[0] = 0
A = [0, 0]
def DFS(s):
  if A[1] != 0:
    return 0
  if s == N - 1:
    A[0] = max(C[s], A[0])
  for adj, coin in E[s]:
    if not R[s]:
      continue
    if C[adj] == None:
      C[adj] = C[s] + coin - P
      DFS(adj)
      C[adj] = None
    elif C[adj] < C[s] + coin - P:
      A[1] = -1
      return 0
DFS(0)
if A[1] != 0:
  print(-1)
else:
  print(A[0])

### FIXED CODE ###

N, M, P = map(int, input().split())
E = [[] for _ in range(M)]
for i in range(M):
  a, b, c = map(int, input().split())
  E[i] = [a - 1, b - 1, c]
D = [None] * N
D[0] = 0
for _ in range(N):
  for a, b, c in E:
    if D[a] == None:
      continue
    if D[b] == None:
      D[b] = D[a] + c - P
    else:
      D[b] = max(D[b], D[a] + c - P)
_D = D[-1]
for _ in range(N):
  for a, b, c in E:
    if D[a] == None:
      continue
    if D[b] == None:
      D[b] = D[a] + c - P
    else:
      D[b] = max(D[b], D[a] + c - P)
if D[-1] > _D:
  print(-1)
else:
  print(max(D[-1], 0))
n = int(input())
alist = list(map(int, input().split()))
maxa, mina = max(alist), min(alist)

ans = []
if abs(maxa) >= abs(mina):
  p = alist.index(maxa) + 1
  for i in range(n):
    alist[i] += maxa
    ans.append((p, i+1))
  for i in range(n-1):
    alist[i+1] += alist[i]
    ans.append((i+1, i+2))
else:
  p = alist.index(mina) + 1
  for i in range(n):
    alist[i] += mina
    ans.append((pos, i+1))
  for i in range(n-2, -1, -1):
    alist[i] += alist[i+1]
    ans.append((i+2, i+1))

print(len(ans))
for a in ans:
  print(*a)

### FIXED CODE ###

n = int(input())
alist = list(map(int, input().split()))
maxa, mina = max(alist), min(alist)

ans = []
if abs(maxa) >= abs(mina):
  p = alist.index(maxa) + 1
  for i in range(n):
    alist[i] += maxa
    ans.append((p, i+1))
  for i in range(n-1):
    alist[i+1] += alist[i]
    ans.append((i+1, i+2))
else:
  p = alist.index(mina) + 1
  for i in range(n):
    alist[i] += mina
    ans.append((p, i+1))
  for i in range(n-2, -1, -1):
    alist[i] += alist[i+1]
    ans.append((i+2, i+1))

print(len(ans))
for a in ans:
  print(*a)
n,k=map(int,input().split())
ans=[]
for i in range(k):
    d=int(input())
    li=list(map(int,input().split()))
    for j in range(1,n+1):
        if (j not in li) and (j not in ans):
            ans=ans.append(j)
print(len(ans))
            
        

### FIXED CODE ###

n,k=map(int,input().split())
ans=[1]*n
for _ in range(k):
    d=int(input())
    li=list(map(int,input().split()))
    for i in li:
        ans[i-1]=0
print(sum(ans))
s=int(input())
if s[-1]==2 and s[-1]==4 and s[-1]==5 and s[-1]==7 and s[-1]==9:
    print('hon')
elif s[-1]==0 and s[-1]==1 and s[-1]==6 and s[-1]==8:
    print('pon')
else:
    print('bon')


### FIXED CODE ###

s=input()
if s[-1]=='3':
  print('bon')
elif s[-1] in ['0','1','6','8']:
  print('pon')
else:
  print('hon')
h = input()
h = int(h)

def func_dame(h):
    if h == 1:
        return 1
    else:
        return 2 * func_dame(h/2) + 1
atack_num = 2 * func_dame(h / 2) + 1
print(atack_num)

### FIXED CODE ###

def f(x):
    if x == 1:
        return 1
    else:
        return 2*f(int(x/2))+1

h = input()
h = int(h)
print(f(h))
def judge(x,y):
    if (a*b) % 2 == 0:
        return "Even"
    return "Odd"

a,b = map(int,input().split())
print(judge(a,b)
    

### FIXED CODE ###

def judge(x,y):
    if (a*b) % 2 == 0:
        return "Even"
    return "Odd"

a,b = map(int,input().split())
print(judge(a,b))
a, b, c, d = map(int, input()split())
s1 = a*b
s2 = c*d

if s1 > s2:
    print(s1)
else:
    print(s2)

### FIXED CODE ###

a, b, c, d = map(int, input().split())
s1 = a*b
s2 = c*d

if s1 > s2:
    print(s1)
else:
    print(s2)
N = input()
 
if N[-1]==2or 4or 5or 7or 9:
     print('hon')
     
    elif N[-1]==0or 1or 6or 8:
    print('pon')
     
    else:
    print('bon')

### FIXED CODE ###

N = input()
 
if N[-1]=='2' or N[-1]=='4' or N[-1]=='5' or N[-1]=='7' or N[-1]=='9':
    print('hon')
     
elif N[-1]=='0' or N[-1]=='1' or N[-1]=='6' or N[-1]=='8':
    print('pon')
     
else:
    print('bon')
S='ABC'
if S='ABC':
  print('ARC')
else:
  print('ABC')

### FIXED CODE ###

S=input()
if 'B' in S:
  print('ARC')
else:
  print('ABC')
A,B=map(int,input().split())
print(b if A >= 13 else int(b/2) if A >= 6 else 0)

### FIXED CODE ###

A,B=map(int,input().split())
print(B if A >= 13 else int(B/2) if 12 >= A >= 6 else 0)
import math

N = int(input())
A = [int(_) for _ in input().split()]
GCD = math.gcd(A[0], A[1])

for i in range(1, N-1):
    GCD = math.gcd(GCD, A[i+1])

print(GCD)

### FIXED CODE ###

import sys
input = sys.stdin.readline


def gcd(a, b):
    while b:
        a, b = b, a % b
    return a


N = int(input())
A = [int(_) for _ in input().split()]
GCD = gcd(A[0], A[1])

for i in range(1, N-1):
    GCD = gcd(GCD, A[i+1])

print(GCD)
print("Yes") "AC" in input() else "No"

### FIXED CODE ###

s=input()
for i,j in zip(s[:-1],s[1:]):
  if i+j=="AC":
    print("Yes")
    exit()
print("No")