Harryxun/sft_time huggingface dataset:
### BUGGY CODE ###

import sys

#+++++
	
def gcd(a,b):
	if a < b:
		a,b = b,a
	
	while b!=1:
		tt=a%b
		if tt==0:
			return b
		a,b=b,tt
		
	return b
	
def is_sosuu(v, pl):
	if v == 2:
		return True
	if v <= 1:
		return False
	for p in pl:
		if v %p==0:
			return False
	return True
	
	
	
def main():
	b , c = map(int, input().split())
	sk=gcd(b,c)
	
	#素因数分解。素数の数+1を出力
	ans=1
	sosuu_list=[]
	using=set()
	using.add(1)
	sss=sk
	for i in range(1,int(sk**(0.5))+2,2):
		#pa((i,sosuu_list,is_sosuu(i,sosuu_list)))
		if is_sosuu(i, sosuu_list):
			sosuu_list.append(i)
			while sss % i == 0:
				sss = sss // i
				using.add(i)
			if sss < i:
				using.add(sss)
				break
	using.add(sss)
	print(len(using))
	
	
#+++++
isTest=False

def pa(v):
	if isTest:
		print(v)

if __name__ == "__main__":
	if sys.platform =='ios':
		sys.stdin=open('inputFile.txt')
		isTest=True
	else:
		pass
		#input = sys.stdin.readline
			
	ret = main()
	if ret is not None:
		print(ret)

### FIXED CODE ###

import sys

#+++++
	
def gcd(a,b):
	if a < b:
		a,b = b,a
	
	while b!=1:
		tt=a%b
		if tt==0:
			return b
		a,b=b,tt
		
	return b
	
def is_sosuu(v, pl):
	if v == 2:
		return True
	if v <= 1:
		return False
	for p in pl:
		if v %p==0:
			return False
	return True
	
def bbb(val):
	return int(val**(0.5))+1
	
def main():
	b , c = map(int, input().split())
	sk=gcd(b,c)
	
	#素因数分解。素数の数+1を出力
	ans=1
	sosuu_list=[]
	using=set()
	using.add(1)
	sss=sk
	for i in range(2,bbb(sss)+1):
		while sss % i == 0:
			sss = sss // i
			using.add(i)
			if bbb(sss) < i:
				using.add(sss)
				break
	using.add(sss)
	print(len(using))
	
	
#+++++
isTest=False

def pa(v):
	if isTest:
		print(v)

if __name__ == "__main__":
	if sys.platform =='ios':
		sys.stdin=open('inputFile.txt')
		isTest=True
	else:
		pass
		#input = sys.stdin.readline
			
	ret = main()
	if ret is not None:
		print(ret)
### BUGGY CODE ###

n,m = map(int,input().split())
base = []
base_1 = []
key = {}
ans_str = []
ans_n = []

for i in range(m):
  p,y = map(int,input().split())
  base.append([p,y])
  base_1.append([p,y])
  
base_1.sort(key = lambda x:x[1])

for i in range(m):
  p_str = str(base_1[i][0])
  len_p = len(list(p_str))
  temp = "p"+p_str
  
  if temp not in key:
    key[temp] = 1
    count = str(1)
  else :
    a = key[temp]
    key[temp] = a + 1
    count = str(key[temp])
    
  len_count = len(list(count))
  
  for j in range(6-len_p):
    p_str = "0" + p_str
    
  for j in range(6-len_count):
    count = "0" + count
    
  ans_str.append(p_str + count)
  ans_n.append(base_1[i])

for i in range(m):
  print(ans_str[ans_n.index(base[i])])

### FIXED CODE ###

n,m = map(int,input().split())
base_1 = []
key = {}
ans_str = []
ans_n = []

for i in range(m):
  p,y = map(int,input().split())
  base_1.append([p,y,i])
  
base_1.sort(key = lambda x:x[1])

for i in range(m):
  p_str = str(base_1[i][0])
  len_p = len(list(p_str))
  temp = "p"+p_str
  
  if temp not in key:
    key[temp] = 1
    count = str(1)
  else :
    a = key[temp]
    key[temp] = a + 1
    count = str(key[temp])
    
  len_count = len(list(count))
  
  for j in range(6-len_p):
    p_str = "0" + p_str
    
  for j in range(6-len_count):
    count = "0" + count
    
  base_1[i].append(p_str + count)
    
base_1.sort(key = lambda x:x[2])

for i in range(m):
  print(base_1[i][3])
### BUGGY CODE ###

dhw = [(1,0),(0,-1),(0,1),(-1,0),
( 2,-2),( 2,-1),( 2, 0),( 2, 1),( 2, 2),
( 1,-2),( 1,-1),        ( 1, 1),( 1, 2),
( 0,-2),                        ( 0, 2),
(-1,-2),(-1,-1),        (-1, 1),(-1, 2),
(-2,-2),(-2,-1),(-2, 0),(-2, 1),(-2, 2)]

H, W = map(int, input().split())
sh, sw = map(lambda x:int(x)-1, input().split())
eh, ew = map(lambda x:int(x)-1, input().split())
S = [input() for _ in range(H)]

dst = [[-1]*W for _ in range(H)]
dst[sh][sw] = 0

from collections import deque
dq = deque([(sh, sw, 0)])
while dq:
    h, w, d = dq.popleft()

    for i in range(4):
        nh = h + dhw[i][0]; nw = w + dhw[i][1]
        if nh < 0 or H <= nh : continue
        if nw < 0 or W <= nw : continue
        if S[nh][nw] == '#': continue
        if -1 < dst[nh][nw] <= d: continue
        dst[nh][nw] = d
        dq.appendleft((nh, nw, d))

    for i in range(4, 24):
        nh = h + dhw[i][0]; nw = w + dhw[i][1]
        if nh < 0 or H <= nh : continue
        if nw < 0 or W <= nw : continue
        if S[nh][nw] == '#': continue
        if -1 < dst[nh][nw] <= d: continue
        dst[nh][nw] = d + 1
        dq.appendleft((nh, nw, d + 1))

print(dst[eh][ew])


### FIXED CODE ###

dhw = [(1,0),(0,-1),(0,1),(-1,0),
( 2,-2),( 2,-1),( 2, 0),( 2, 1),( 2, 2),
( 1,-2),( 1,-1),        ( 1, 1),( 1, 2),
( 0,-2),                        ( 0, 2),
(-1,-2),(-1,-1),        (-1, 1),(-1, 2),
(-2,-2),(-2,-1),(-2, 0),(-2, 1),(-2, 2)]

H, W = map(int, input().split())
sh, sw = map(lambda x:int(x)-1, input().split())
eh, ew = map(lambda x:int(x)-1, input().split())
S = [input() for _ in range(H)]

dst = [[-1]*W for _ in range(H)]

from collections import deque
dq = deque([(sh, sw, 0)])
while dq:
    h, w, d = dq.popleft()
    if 0 <= h < H and 0 <= w < W and dst[h][w] < 0 and S[h][w] != '#':
        dst[h][w] = d
    else:
        continue
    for i in range(4): dq.appendleft((h + dhw[i][0], w + dhw[i][1], d))
    for i in range(4, 24): dq.append((h + dhw[i][0], w + dhw[i][1], d+1))

print(dst[eh][ew])
### BUGGY CODE ###

from collections import deque
n, m = map(int, input().split())
graph = [set([]) for _ in range(n+1)]
for _ in range(m):
    u, v = map(int, input().split())
    graph[u].add(v)

graph2 = [set([]) for _ in range(n+1)]
for i, g in enumerate(graph):
    if i == 0:
        continue

    for r in g:
        graph2[i] |= graph[r]

graph3 = [set([]) for _ in range(n+1)]

for i, g in enumerate(graph2):
    if i == 0:
        continue

    for r in g:
        graph3[i] |= graph[r]


s, t = map(int, input().split())
q = deque([s])
visited = [False] * (n+1)
visited[s] = True
dist = [-1] * (n+1)
dist[s] = 0
while q:
    now = q.popleft()
    for i in graph3[now]:
        if visited[i]:
            continue
        if i == now:
            continue
        q.append(i)
        visited[i] = True
        dist[i] = dist[now] + 1

print(dist[t])


### FIXED CODE ###

from collections import deque
n, m = map(int, input().split())
graph = [[[] for _ in range(3)] for _ in range(n+1)]
for _ in range(m):
    u, v = map(int, input().split())
    graph[u][0].append([v, 1])
    graph[u][1].append([v, 2])
    graph[u][2].append([v, 0])


s, t = map(int, input().split())
q = deque([[s, 0]])
visited = [[False] * 3 for _ in range(n+1)]
visited[s][0] = True
dist = [[-3] * 3 for _ in range(n+1)]
dist[s][0] = 0
while q:
    num, cnt = q.popleft()
    for i, j in graph[num][cnt]:
        if visited[i][j]:
            continue
        q.append([i, j])
        visited[i][j] = True
        dist[i][j] = dist[num][cnt] + 1

print(dist[t][0]//3)
### BUGGY CODE ###

k, s = list(map(int, input().split()))
cnt = 0
for x in range(k+1):
    for y in range(k+1):
       for z in range(k+1):
        if x+y+z == s:
            cnt += 1
print(cnt)

### FIXED CODE ###

k, s = list(map(int, input().split()))
cnt = 0
for x in range(k+1):
    for y in range(k+1):
        z = s-x-y
        if 0 <= z <= k:
            cnt += 1
print(cnt)
### BUGGY CODE ###

import sys,queue,math,copy,itertools,bisect,collections
sys.setrecursionlimit(10**7)
INF = 10**18
MOD = 10**9 + 7
LI = lambda : [int(x) for x in sys.stdin.readline().split()]
_LI = lambda : [int(x)-1 for x in sys.stdin.readline().split()]
NI = lambda : int(sys.stdin.readline())

X,Y,Z,K = LI()
A = LI()
B = LI()
C = LI()

if X > Y and X > Z:
    A,C = C,A
elif Y > X and Y > Z:
    B,C = C,B

AB = [a + b for a in A for b in B]
AB.sort(reverse=True)
C.sort(reverse=True)
max_abc = AB[0] + C[0]

l = 0
h = max_abc

while h > l+1:
    m = (h+l) // 2

    num = 0
    j = len(C) - 1
    for i in AB:
        while i + C[j] < m:
            j -= 1
            if j < 0: break
        else:
            num += j + 1
            continue
        break
    if num > K:
        l = m
    else:
        h = m

ans = []
j = len(C) - 1
for i in AB:
    while i + C[j] < l:
        j -= 1
        if j < 0: break
    else:
        for k in range(j+1):
            ans.append(i+C[k])
        continue
    break
ans.sort(reverse=True)
print (*ans[:K],sep='\n')



### FIXED CODE ###

import sys,queue,math,copy,itertools,bisect,collections
LI = lambda : [int(x) for x in sys.stdin.readline().split()]

X,Y,Z,K = LI()
A = LI()
B = LI()
C = LI()

A.sort(reverse=True)
B.sort(reverse=True)
C.sort(reverse=True)

h = A[0] + B[0] + C[0]
l = 0
while h > l+1:
    m = (h+l) // 2

    num = 0
    for a in A:
        j = len(C) - 1
        for i in B:
            while i + C[j] < m - a:
                j -= 1
                if j < 0: break
            else:
                num += j + 1
                continue
            break
    if num > K:
        l = m
    else:
        h = m

ans = []
cnt = 0
for a in A:
    j = len(C) - 1
    last_cnt = cnt
    for i in B:

        while i + C[j] <= l - a:
            j -= 1
            if j < 0: break
        else:
            for k in range(j+1):
                ans.append(a+i+C[k])
                cnt += 1
            continue
        break
ans.sort(reverse=True)
for _ in range(K-len(ans)):
    ans.append(l)
print (*ans[:K],sep='\n')
### BUGGY CODE ###

import bisect
N=int(input())
ls=[int(s) for s in input().split()]
ls.sort()
ans=0
for i in range(1,N-1):
  for j in range(i+1,N):
    k = bisect.bisect_right(ls[:i],ls[j]-ls[i])
    ans+=i-k
print(ans)

        
        
        
  

### FIXED CODE ###

import bisect
N=int(input())
ls=[int(s) for s in input().split()]
ls.sort()
ans=0
for i in range(1,N-1):
  for j in range(i+1,N):
    k = bisect.bisect_right(ls[:i],ls[j]-ls[i])
    ans+=i-k
print(ans)
### BUGGY CODE ###

import math
n = int(input())
a = list(map(int, input().split()))
a.sort()
ans = 1
i_before = a[0]
for i in a[1:]:
    ans *= (i - i_before)
    i_before=i

if ans ==0:
    print('NO')
else:
    print('YES')

### FIXED CODE ###

n = int(input())
a = list(map(int, input().split()))
import collections
a_c = collections.Counter(a)
if sum(a_c.values()) == len(a_c.values()):
    print('YES')
else:
    print('NO')
### BUGGY CODE ###

n,a,b=[int(x) for x in str(input()).split()]
A=[]
for i in range(n):
  A.append([int(x) for x in str(input()).split()])



#print(A)
def f(ma,mb,cost,index):

  newa=ma+A[index][0]
  newb=mb+A[index][1]
  newc=cost+A[index][2]
  
  #print(index,newa,newb,newc)
  if newa*b==a*newb:
    return newc
  elif index==n-1:
    return 100000000000000000000
  else:
    ith=f(newa,newb,newc,index+1)
    return min(ith,f(ma,mb,cost,index+1))



if f(0,0,0,0)<100000000000000000000:
  print(f(0,0,0,0))
else:
  print(-1)

### FIXED CODE ###

N,Ma,Mb=[int(x) for x in input().split()]
A=[]
B=[]
C=[]
for i in range(N):
	a,b,c=[int(x) for x in input().split()]
	A.append(a)
	B.append(b)
	C.append(c)


ANS=[[[-1 for k in range(401)] for j in range(401)] for i in range(41)]

INF=1000000000000000000000

def f(ind,wa,wb):
	global Ma
	global Mb
	global N
	if ANS[ind][wa][wb]==-1:
		if ind==0:
			if (wa+A[0])*Mb==(wb+B[0])*Ma:
				ANS[ind][wa][wb] = C[0]
			elif wa*Mb==wb*Ma and (wa!=0 and wb!=0):
				ANS[ind][wa][wb] = 0
			else:
				ANS[ind][wa][wb] = INF
		else:
			ANS[ind][wa][wb] = min(f(ind-1,wa,wb),f(ind-1,wa+A[ind],wb+B[ind])+C[ind])
	return ANS[ind][wa][wb]

ans=f(N-1,0,0)

if ans==INF:
	print(-1)
else:
	print(ans)
### BUGGY CODE ###

K = int(input())
A = list(map(int,input().split()))

high = 10**18
low = -1

while high-low > 1:
    mid = (high+low)//2
    tmp = mid
    for i in range(K):
        tmp = tmp//A[i]*A[i]
    if tmp <= 2:
        low = mid
    else:
        high = mid
    L = low
    
high = 10**18
low = -1

while high-low > 1:
    mid = (high+low)//2
    tmp = mid
    for i in range(K):
        tmp = tmp//A[i]*A[i]
    if tmp >= 2:
        high = mid
    else:
        low = mid
    S = high

if S <= L:
    print(S,L)
else:
    print(-1)

### FIXED CODE ###

K = int(input())
A = list(map(int,input().split()))

high = 10**18
low = 0

while high-low > 1:
    mid = (high+low)//2
    tmp = mid
    for i in range(K):
        tmp = tmp//A[i]*A[i]
    if tmp <= 2:
        low = mid
    else:
        high = mid
    L = low
    
high = 10**18
low = 0

while high-low > 1:
    mid = (high+low)//2
    tmp = mid
    for i in range(K):
        tmp = tmp//A[i]*A[i]
    if tmp >= 2:
        high = mid
    else:
        low = mid
    S = high

if S <= L:
    print(S,L)
else:
    print(-1)
### BUGGY CODE ###

class BIT:
  def __init__(self,n):
    self.N = n
    self.data = [0]*(N+1)
  def bit_add(self,i,a):
    j = i+1
    while j<=N:
      self.data[j] += a
      j += j&-j
  def bit_sum(self,i):
    m = 0
    j = i+1
    while j>0:
      m += self.data[j]
      j -= j&-j
    return m
  def bit_search(self,x):
    i = 0
    m = 0
    j = 1<<(self.N.bit_length()-1)
    while j:
      if i+j<=N and self.data[i+j]+m<=x:
        i += j
        m += self.data[i]
      j >>= 1
    return i
N, *A = map(int, open(0).read().split())
bit = BIT(N)
ntoi = [0]*(N+1)
ans = 0
for i, a in enumerate(A):
  ntoi[a] = i
for i in range(1,N+1):
  j = ntoi[i]
  L = bit.bit_sum(j)
  R = N-L-1
  if L!=0:
    a = bit.bit_search(L-1)
  else:
    a = -1
  if R!=0:
    b = bit.bit_search(L)
  else:
    b = N
  ans += (j-a)*(b-j)*i
  bit.bit_add(j,1)
print(ans)

### FIXED CODE ###

N = int(input())
p = [None]+[int(c) for c in input().split()]
p_to_i = [None]*(N+1)
for i, x in enumerate(p[1:],1):
  p_to_i[x] = i

tree = [0]*(N+1)

def BIT_add(i):
  while i<=N:
    tree[i] += 1
    i += i&(-i)
    
def BIT_sum(i):
  s = 0
  while 0<i:
    s += tree[i]
    i -= i&(-i)
  return s

def BIT_search(c):
  s = 0
  step = 1<<(N.bit_length()-1)
  i = 0
  while step:
    if i+step<=N and s+tree[i+step]<c:
      i += step
      s += tree[i]
    step >>= 1
  return i+1

ans = 0
for i in range(1,N+1):
  c = p_to_i[i]
  L = BIT_sum(c)
  R = i-1-L
  BIT_add(c)
  a = BIT_search(L) if L>0 else 0
  b = BIT_search(L+2) if R>0 else N+1
  m = (c-a)*(b-c)
  ans += m*i
#  print(i, ans, a, b, c, L, R)
print(ans)
### BUGGY CODE ###

n, m = map(int, input().split())
val = m//n
i = val
while i > 0 :
    if m % i == 0:
        print(i)
        exit()
    i -= 1

### FIXED CODE ###

n, m = map(int, input().split())
val = m//n
i = val
while i > 0 :
    if m % i == 0:
        print(i)
        exit()
    i -= 1
### BUGGY CODE ###

n = int(input())
raw_a = list(map(int,input().split()))
a = [0] + raw_a + [0]
for i in range(1, n+1):  # スキップするもの
    count = 0
    for j in range(i-1):  # i-1まで
        count += abs(a[j+1] - a[j])
    count += abs(a[i+1] - a[i-1])
    for j in range(i+1, n+1):
        count += abs(a[j+1] - a[j])
    print(count)

### FIXED CODE ###

n = int(input())
raw_a = list(map(int,input().split()))
a = [0] + raw_a + [0]

total = 0
for i in range(n+1):
    total += abs(a[i+1] - a[i])

for i in range(1, n+1):
    print(total - (abs(a[i]-a[i-1]) + abs(a[i+1]-a[i]) - abs(a[i+1]-a[i-1])))
### BUGGY CODE ###

S=str(input())
l=len(S)
ans=0

mod=[0]*2019
mod[0]+=1
for i in range(l):
    mod[int(S[i:l+1])%2019]+=1
    
for j in range(len(mod)):
    m=mod[j]
    ans=ans+m*(m-1)//2
print(ans)

### FIXED CODE ###

S=str(input())
l=len(S)
ans=0
dig=1
mod=[0]*2019
mod[0]=1
t=0
for i in range(l):
    t=(t+int(S[-i-1])*dig)%2019
    mod[t]+=1
    dig=(dig*10)%2019
    
for j in mod:
    ans=ans+(j*(j-1))//2
print(ans)
### BUGGY CODE ###

def trush(XL):
    pt,output = 1,len(XL)
    while pt < len(XL)-1:
        if XL[pt-1][2] > XL[pt][1] and XL[pt][2] > XL[pt+1][1]:
            XL = XL[:pt] + XL[pt+1:]
            output -= 1
        else:
            pt += 1

    pt = 0
    while pt < len(XL)-1:
        if XL[pt][2] > XL[pt+1][1]:
            if XL[pt][0]-XL[pt][1] > XL[pt+1][0]-XL[pt+1][1]:
                XL = XL[:pt] + XL[pt+1:]
            else:
                XL = XL[:pt+1] + XL[pt+2:]
            output -= 1
        else:
            pt += 1

    return output

def main():
    N = int(input())
    XL = [list(map(int,input().split())) for _ in range(N)]
    for i in range(N):
        XL[i] = [XL[i][0],XL[i][0]-XL[i][1],XL[i][0]+XL[i][1]]
    XL.sort(key = lambda x:x[0])
    
    ans = trush(XL)
    print(ans)

if __name__ == "__main__":
    main()


### FIXED CODE ###

def cal(XL):
    N = len(XL)
    XL.sort(key = lambda x:x[0])
    for i in range(N):
        XL[i] = [XL[i][0],XL[i][0]-XL[i][1],XL[i][0]+XL[i][1]]
    OP = [XL[0]]

    for i in range(1,N):
        if OP[len(OP)-1][2] > XL[i][1]:
            if OP[len(OP)-1][2] < XL[i][2]:
                #右方向により腕が伸びている方がより邪魔
                pass
            else:
                OP.pop()
                OP.append(XL[i])
        else:
            OP.append(XL[i])

    return len(OP)

def main():
    N = int(input())
    XL = [list(map(int,input().split())) for _ in range(N)]
    ans = cal(XL)
    print(ans)

if __name__ == "__main__":
    main()
### BUGGY CODE ###

n,m = map(int,input().split())
abd = [list(map(int,input().split())) for i in range(m)]
graph = [[] for i in range(n+1)]
for a,b,d in abd:
  graph[a].append((b,d))
for i in range(1,n):
  graph[i+1].append((i,0))
import heapq as hq
dist = [10**18]*(n+1)
dist[1] = 0
q = [(0,1)]
hq.heapify(q)
while q:
  d,x = hq.heappop(q)
  for y,dd in graph[x]:
    if dist[y] >= dist[x]+dd:
      dist[y] = dist[x]+dd
      hq.heappush(q,(dist[y],y))
if dist[n] == 10**18:
  print(-1)
else:
  print(dist[n])

### FIXED CODE ###

n,m = map(int,input().split())
abd = [list(map(int,input().split())) for i in range(m)]
graph = [[] for i in range(n+1)]
for a,b,d in abd:
  graph[a].append((b,d))
for i in range(1,n):
  graph[i+1].append((i,0))
import heapq as hq
dist = [10**18]*(n+1)
dist[1] = 0
q = [(0,1)]
hq.heapify(q)
while q:
  d,x = hq.heappop(q)
  for y,dd in graph[x]:
    if dist[y] > dist[x]+dd:
      dist[y] = dist[x]+dd
      hq.heappush(q,(dist[y],y))
if dist[n] == 10**18:
  print(-1)
else:
  print(dist[n])
### BUGGY CODE ###

n, m = map(int, input().split())
l = [tuple(input().split()) for _ in range(m)]
subs = [[] for _ in range(n)]

for i in range(m):
    subs[int(l[i][0])-1].append(l[i][1])

ac, p = 0, 0

for j in range(n):
    for k in range(len(subs[j])):
        if subs[j][k] == 'AC':
            ac += 1
        
        if 'AC' in subs[j]:
            if subs[j][k] == 'WA':
                p += 1
            else:
                break

print(ac, p)

### FIXED CODE ###

n, m = map(int, input().split())
l = [tuple(input().split()) for _ in range(m)]
subs = [[] for _ in range(n)]

for i in range(m):
    subs[int(l[i][0])-1].append(l[i][1])

ac, p = 0, 0

for j in range(n):
    if 'AC' in subs[j]:
        ac += 1
        for k in range(len(subs[j])):
                if subs[j][k] == 'WA':
                    p += 1
                else:
                    break

print(ac, p)
### BUGGY CODE ###

def main():
    s = input()
    k = int(input())
    n = len(s)
    substr = set()
    for i in range(n):
        for j in range(n - i):
            substr.add(s[j: j + i + 1])
    substr = list(substr)
    substr.sort()
    print(substr[k - 1])


if __name__ == '__main__':
    main()



### FIXED CODE ###

def main():
    all_s = input()
    k = int(input())
    substr = set()
    for i in range(len(all_s)):
        for j in range(1, k + 1):
            substr.add(all_s[i:i + j])
    substr = list(substr)
    substr.sort()
    print(substr[k - 1])


if __name__ == '__main__':
    main()
### BUGGY CODE ###

n,q = list(map(int, input().split()))
s = input()
for _ in range(q):
    r,l=list(map(int, input().split()))
    print(s[r-1:l].count('AC'))

### FIXED CODE ###


n,q = list(map(int, input().split()))
s = input()
ans = [0]*(n+1)
lr=[list(map(int, input().split())) for _ in range(q)]
for i in range(1,n):
    
    if s[i-1]=='A' and s[i]=='C':
        ans[i+1] = ans[i] + 1
    else:
        ans[i+1]= ans[i]
#print(ans)
for i in range(q):
    print(ans[lr[i][1]]-ans[lr[i][0]])
### BUGGY CODE ###

import math
a,b = map(int,input().split())
p = []
while(b!=0):
  a,b=b,a%b
x = a
for i in range(a+1):
  p.append(True)
p[0],p[1] = False,True
for i in range(2,a+1):
  j=0
  if p[i]:
    while x%i==0:
      p[i] = True
      x//=i
    j=i*2
    if a%i!=0:
      p[i] = False
    while j<=a:
      p[j] = False
      j+=i
print(p.count(True))

### FIXED CODE ###

a,b = map(int,input().split())
f = [1]
while(b!=0):
  a,b=b,a%b
while a%2==0:
  f.append(2)
  a//=2
p = 3
while p*p<=a:
  if a%p==0:
    f.append(p)
    a//=p
  else:
    p+=2
if a!=1:
  f.append(a)
print(len(set(f)))
### BUGGY CODE ###

def main():
    N, M = map(int, input().split())
    S = list(map(int, input().split()))
    T = list(map(int, input().split()))

    MOD = 10 ** 9 + 7

    dp0 = [[0] * 2005 for _ in range(2005)]
    dp1 = [[0] * 2005 for _ in range(2005)]

    dp0[0][0] = 1
    for i in range(N + 1):
        for j in range(M + 1):
            dp0[i + 1][j] += dp0[i][j]
            dp1[i][j] += dp0[i][j]
            dp1[i][j] %= MOD
            dp1[i][j + 1] += dp1[i][j]
            if i < N and j < M and S[i] == T[j]:
                dp0[i + 1][j + 1] += dp1[i][j]
            dp1[i][j] %= MOD
            dp0[i + 1][j] %= MOD
            dp1[i][j + 1] %= MOD
            dp0[i + 1][j + 1] %= MOD

    ans = dp1[N][M] % MOD
    print (ans)
    return 

if __name__ == '__main__':
    main()

### FIXED CODE ###

def main():
    N, M = map(int, input().split())
    S = list(map(int, input().split()))
    T = list(map(int, input().split()))

    MOD = 10 ** 9 + 7

    dp0 = [[0] * 2005 for _ in range(2005)]
    dp1 = [[0] * 2005 for _ in range(2005)]

    dp0[0][0] = 1
    for i in range(N + 1):
        for j in range(M + 1):
            dp0[i + 1][j] += dp0[i][j]
            dp1[i][j] += dp0[i][j]
            dp1[i][j] %= MOD
            dp1[i][j + 1] += dp1[i][j]
            if i < N and j < M and S[i] == T[j]:
                dp0[i + 1][j + 1] += dp1[i][j]
            dp1[i][j] %= MOD
            dp0[i + 1][j] %= MOD
            dp1[i][j + 1] %= MOD
            dp0[i + 1][j + 1] %= MOD

    ans = dp1[N][M] % MOD
    print (ans)
    return 

if __name__ == '__main__':
    main()
### BUGGY CODE ###

n = int(input())
A = list(map(int, input().split()))
q = int(input())
query = list(map(int, input().split()))

def solve(i, m):
    if m == 0:
        return True
    elif m < 0 or i >= n:
        return False
    else:
        return solve(i + 1, m) or solve(i + 1, m - A[i])

for m in query:
    if solve(0, m):
        print("yes")
    else:
        print("no")

### FIXED CODE ###

from functools import lru_cache

n = int(input())
A = sorted(list(map(int, input().split())))
q = int(input())
query = list(map(int, input().split()))

@lru_cache(maxsize=None)
def solve(i, m):
    if m == 0:
        return True
    elif i >= n or m < A[i]:
        return False
    else:
        return solve(i + 1, m - A[i]) or solve(i + 1, m)

for m in query:
    if solve(0, m):
        print("yes")
    else:
        print("no")