input
stringlengths
20
127k
target
stringlengths
20
119k
problem_id
stringlengths
6
6
n,k=list(map(int,input().split())) a=list(map(int,input().split())) if n==k: print((1)) exit() i=n-k ans=1 while i>0: i=i-k+1 ans+=1 print(ans)
n,k=list(map(int,input().split())) a=list(map(int,input().split())) print((-(-(n-k)//(k-1))+1))
p03317
import math N, K = list([int(k) for k in input().split(" ")]) A = list([int(a) for a in input().split(" ")]) pos_of_1 = A.index(1) if K >= pos_of_1 + 1 or N - K <= pos_of_1: print((math.ceil((N - K) / (K - 1)) + 1)) else: L = A[:pos_of_1 + 1] R = A[pos_of_1:] res = [] for i in range(1, K): ...
import math N, K = list([int(k) for k in input().split(" ")]) A = list([int(a) for a in input().split(" ")]) print((math.ceil((N - K) / (K - 1)) + 1))
p03317
N,K = list(map(int,input().split())) A = list(map(int,input().split())) print((-(-(N-1)//(K-1))))
N,K = list(map(int,input().split())) print((-((1-N)//(K-1))))
p03317
n, k = list(map(int, input().split())) a = list(map(int, input().split())) print((-((1-n)//(k-1))))
print((eval("-(-~-"+input().replace(" ","//~-")+")")))
p03317
import math N, K = list(map(int, input().split())) def main(): print((math.ceil((N - 1) / (K - 1)))) return main()
def main(): N, K = list(map(int, input().split())) print((-(-(N - 1) // (K - 1)))) return main()
p03317
n,k = list(map(int, input().split())) a = list(map(int, input().split())) if (n-k)%(k-1) == 0: print(((n-k)//(k-1)+1)) else: print(((n-k)//(k-1)+2))
n,k = list(map(int, input().split())) if (n-k)%(k-1) == 0: print(((n-k)//(k-1)+1)) else: print(((n-k)//(k-1)+2))
p03317
import math N, K = list(map(int, input().split())) A = list(map(int, input().split())) print((math.ceil((N - 1) / (K - 1))))
N, K = list(map(int, input().split())) print((-(-(N - 1) // (K - 1))))
p03317
import math n,k = list(map(int,input().split())) a = list(map(int,input().split())) i_1 = a.index(1) ans = 9999999999 # left = len(a[:i_1]) # right len(a[i_1+1:) # if left < k or right <k: # c = math.ce for i in range(1,k+1): count = 1 left = i_1-(k-i) right = i_1+i if left ...
import math n,k = list(map(int,input().split())) a = list(map(int,input().split())) i_1 = a.index(1) ans = 9999999999 left = len(a[:i_1]) right = len(a[i_1:]) for i in range(k): x = left - i y = right - (k-i) if x < 0 or y < 0: continue count = 1 + math.ceil(x/(k...
p03317
# AtCoder Beginner Contest 101 # C - Minimization N, K = [int(i) for i in input().split()] A = input().split() print((-(-(N-1) // (K-1))))
# AtCoder Beginner Contest 101 # C - Minimization N, K = [int(i) for i in input().split()] # A = input().split() print((-(-(N-1) // (K-1))))
p03317
import sys import math def main(): """ 2 <= K <= N <= 10^5 1 <= ai <= N 1 <= i <= N """ N, K = list(map(int, input().split())) *A, = list(map(int, input().split())) ans = f_K(N, K, A) #ans = editorial(N, K, A) print(ans) def test_examples(): nka_ans = ...
import sys import math def main(): """ 2 <= K <= N <= 10^5 1 <= ai <= N 1 <= i <= N """ N, K = list(map(int, input().split())) *A, = list(map(int, input().split())) #ans = f_K(N, K, A) ans = editorial(N, K, A) print(ans) def test_examples(): nka_ans = ...
p03317
N, K = list(map(int,input().split())) A = list(map(int,input().split())) print(((N-2)//(K-1)+1))
N, K = list(map(int,input().split())) print(((N-2)//(K-1)+1))
p03317
N, K = list(map(int, input().split())) A = list(map(int, input().split())) ans = ((N - 1) + (K - 1 - 1)) // (K - 1) print(ans)
N, K = list(map(int, input().split())) ans = 1 + ((N - K) + (K - 2)) // (K - 1) print(ans)
p03317
from collections import Counter from math import * N, K = [int(x) for x in input().strip().split()] A = [int(x) for x in input().strip().split()] A.sort() c = Counter(A) minc = c[A[0]] res = len(A) - minc print((ceil(res/(K-1))))
from math import * N, K = [int(x) for x in input().strip().split()] print((ceil((N-1)/(K-1))))
p03317
import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,random,time sys.setrecursionlimit(10**7) inf=10**20 mod=10**9+7 def LI(): return list(map(int,input().split())) def I(): return int(eval(input())) def LS(): return input().split() def S(): return eval(input()) def main(): a,b=...
import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,random,time sys.setrecursionlimit(10**7) inf=10**20 mod=10**9+7 def LI(): return list(map(int,input().split())) def I(): return int(eval(input())) def LS(): return input().split() def S(): return eval(input()) def main(): n,k=...
p03317
mod = 10 ** 9 + 7 mod2 = 2 ** 61 + 1 from collections import deque import heapq from bisect import bisect_left, insort_left, bisect_right _NUMINT_ALL = list(range(10)) def main(): ans = solve() if ans is True or ans is False: YesNo(ans) elif ans is not None: print(ans) ...
mod = 10 ** 9 + 7 mod2 = 2 ** 61 + 1 from collections import deque import heapq from bisect import bisect_left, insort_left, bisect_right _NUMINT_ALL = list(range(10)) def main(): ans = solve() if ans is True or ans is False: YesNo(ans) elif ans is not None: print(ans) ...
p03317
N,K = (int(X) for X in input().split()) A = [int(X) for X in input().split()] Left = A.index(1) Right = (N-1)-Left Count = (Right%(K-1)!=0)+Right//(K-1) Left -= (Right%(K-1)!=0)*((K-1)-Right%(K-1)) Count += (Left%(K-1)!=0)+Left//(K-1) print(Count)
N,K = (int(X) for X in input().split()) A = [int(X) for X in input().split()] Left = A.index(1) Right = (N-1)-Left Count = (Right%(K-1)!=0)+Right//(K-1) Left -= ((K-1)-Right%(K-1))%(K-1) Count += (Left%(K-1)!=0)+Left//(K-1) print(Count)
p03317
n,k = list(map(int,input().split())) a_ = list(map(int,input().split())) if (n-1)%(k-1) == 0: print(((n-1)//(k-1))) else: print(((n-1)//(k-1)+1))
n,k = list(map(int,input().split())) A = n-1 B = k-1 print(((A+(B-1))//B))
p03317
import sys n,k = list(map(int,input().split())) a = list(map(int,input().split())) a.sort() start = 0 end = k count = 0 for i in range(n): if all(x==1 for x in a): print(count) sys.exit() a[start:end] = [1]*k start += (k-1) end += (k-1) count += 1
import sys n,k = list(map(int,input().split())) a = list(map(int,input().split())) a.sort() start = 0 end = k count = 0 for i in range(n): if a[n-1]==1: print(count) sys.exit() a[start:end] = [1]*k start += (k-1) end += (k-1) count += 1
p03317
def read_input(): D = int(eval(input())) C = input().split() C = [int(i) for i in C] S = [list(map(int, input().split())) for _ in range(D)] T = [int(eval(input())) for _ in range(D)] return D, C, S, T def scoring(S, D, T, C): res = [] last = [0 for _ in range(26)] fi...
def read_input(): D = int(eval(input())) C = input().split() C = [int(i) for i in C] S = [list(map(int, input().split())) for _ in range(D)] T = [int(eval(input())) for _ in range(D)] return D, C, S, T def scoring(S, D, T, C): res = [] last = [0 for _ in range(26)] fina...
p02619
D = int(eval(input())) c = list(map(int, input().split())) s = [list(map(int, input().split())) for _ in range(D)] t = [int(eval(input())) for _ in range(D)] last = [0 for _ in range(26)] value = 0 for i in range(D): day = i + 1 value += s[i][t[i]-1] last[t[i]-1] = day for j in range(26): val...
D = int(eval(input())) c = list(map(int, input().split())) s = [list(map(int, input().split())) for _ in range(D)] t = [int(eval(input())) for _ in range(D)] def calc(D, s, t): last = [0 for _ in range(26)] value = 0 for i in range(D): day = i + 1 value += s[i][t[i]-1] last[t[i]-1] = da...
p02619
D = int(eval(input())) c = [int(i) for i in input().split()] s = [[int(i) for i in input().split()] for _ in range(D)] t = [int(eval(input()))-1 for _ in range(D)] ans = 0 llst = [0]*26 def last(d,i): return llst[i] for day,i in enumerate(list(range(D)),1): llst[t[i]] = day ans += s[i][t[i]] for...
D = int(eval(input())) c = [int(i) for i in input().split()] s = [[int(i) for i in input().split()] for _ in range(D)] t = [int(eval(input()))-1 for _ in range(D)] ans = 0 llst = [0]*26 for day,i in enumerate(list(range(D)),1): llst[t[i]] = day ans += s[i][t[i]] for j in range(26): ans -= c[j]*(d...
p02619
import bisect import random import sys input = sys.stdin.readline class score: def __init__(self, t): self.t = t def first_score(self): last = [0]*26 score = 0 for i,ti in enumerate(self.t): score += S[i][ti - 1] last[ti-1] = i + 1 ...
from bisect import bisect_left class score: def __init__(self,t) -> None: self.t = t score = 0 last = [[] for i in range(26)] for i,ti in enumerate(t): score += s[i][ti-1] last[ti-1].append(i+1) for tj in range(26): if...
p02619
import sys input = sys.stdin.readline def SA_IS(s, upper=127): n = len(s) sa = [-1 for _ in range(n)] bucket = [0 for _ in range(upper + 1)] smaller = [True for _ in range(n)] is_lms = [False for _ in range(n)] lmss = [] for x in s: bucket[x+1] += 1 for i in range(...
import sys input = sys.stdin.readline def SA_IS(s, upper=127): n = len(s) sa = [-1 for _ in range(n)] bucket = [0 for _ in range(upper + 1)] smaller = [True for _ in range(n)] is_lms = [False for _ in range(n)] lmss = [] for x in s: bucket[x+1] += 1 for i in range(...
p02566
n = int(eval(input())) a,b = list(map(int,input().split())) l = list(map(int,input().split())) c = [0,0,0] for i in l: if i <= a: c[0] += 1 elif i > b: c[2] += 1 else: c[1] += 1 print((min(c)))
n=int(eval(input())) a,b=list(map(int, input().split())) p=list(map(int, input().split())) c=[0]*3 for i in p: if i <=a: c[0] +=1 elif i>b: c[2] +=1 else: c[1]+=1 print((min(c)))
p03156
def main(): N = int(eval(input())) A, B = (int(i) for i in input().split()) P = [int(i) for i in input().split()] cnt = [0, 0, 0] for p in P: if p <= A: cnt[0] += 1 elif p <= B: cnt[1] += 1 else: cnt[2] += 1 print((min(cnt))...
def main(): N = int(eval(input())) A, B = (int(i) for i in input().split()) P = [int(i) for i in input().split()] cnt = [0]*3 for p in P: if p <= A: cnt[0] += 1 elif p <= B: cnt[1] += 1 else: cnt[2] += 1 print((min(cnt))...
p03156
print(input().strip()[::-1])
print(input()[::-1])
p00006
str = input() str_lis = list(str) str_lis.reverse() print((''.join(str_lis)))
line = input() lis = ['' for i in range(len(line))] for i in range(len(line)-1, -1, -1): lis[len(line)-1-i] = line[i] else: print(''.join(lis))
p00006
import math if __name__ == "__main__": deg = int(eval(input())) print((360//math.gcd(deg, 360)))
def lcm(x, y): if x > y: greater = x else: greater = y while(True): if((greater % x == 0) and (greater % y == 0)): lcm = greater break greater += 1 return lcm x = int(eval(input())) if 360%x == 0: print((int(360/x))) else : print...
p02633
import math n=int(eval(input())) print((360//math.gcd(n,360)))
import math print((360//math.gcd(int(eval(input())),360)))
p02633
import math x=int(eval(input())) print((360//math.gcd(360,x)))
x = int(eval(input())) print(([360*n//x for n in range(1, 500) if 360 * n % x == 0][0]))
p02633
import math #print(math.cos(math.radians(90))) #exit() n = int(eval(input())) x = 0 y = 1 deg = 90 - n cnt = 1 #print(x<-10**(-5)) while 1 == 1: x += math.cos(math.radians(deg)) y += math.sin(math.radians(deg)) deg -= n cnt += 1 if x > -10**(-5) and x < 10**(-5) and y > -10**(-5) and y...
import math #print(math.cos(math.radians(90))) #exit() x = int(eval(input())) print((360//math.gcd(360,x)))
p02633
x = int(eval(input())) ans = 360//x x = 360 % x while x != 0: ans += 360//x x %= 360 print(ans)
x = int(eval(input())) ans = 0 while True: ans += 1 if ans*x % 360 == 0: break print(ans)
p02633
X = int(eval(input())) x = [0] y = [0] t = X ans = 1 while True: ans += 1 x.append(t) y.append(t) if (180-t)%360 in x: if t == (180-t)%360 and x.count(t) == 1: t += X t %= 360 continue x.remove((180-t)%360) x.remove(t) eli...
X = int(eval(input())) ans = 360 def gcd(a, b): if b == 0: return a return gcd(b, a%b) ans = 360 // gcd(X, 360) print(ans)
p02633
import math X = int(eval(input())) lcm = 360 * X // math.gcd(360, X) print((lcm // X))
import math X = int(eval(input())) # lcm = 360 * X // math.gcd(360, X) print((360 // math.gcd(360, X)))
p02633
# import matplotlib.pyplot as plt import math def squaredDistance(a, b): return (a[0] - b[0]) ** 2 + (a[1] - b[1]) ** 2 # for X in range(1, 180): angle = 90 X = int(eval(input())) iter = 0 current = [0, 0] previous = current while (iter == 0 or squaredDistance(current, [0, 0]) > 0.00001): if (iter ...
# import matplotlib.pyplot as plt import math def lcm(x, y): if x > y: z = x else: z = y while(True): if((z % x == 0) and (z % y == 0)): lcm = z break z += 1 return lcm X = int(eval(input())) print((int(lcm(X, 360) / X)))
p02633
import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,copy,functools import time,random,resource sys.setrecursionlimit(10**7) inf = 10**20 eps = 1.0 / 10**10 mod = 10**9+7 dd = [(-1,0),(0,1),(1,0),(0,-1)] ddn = [(-1,0),(-1,1),(0,1),(1,1),(1,0),(1,-1),(0,-1),(-1,-1)] def LI(): return l...
import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,copy,functools import time,random,resource sys.setrecursionlimit(10**7) inf = 10**20 eps = 1.0 / 10**10 mod = 10**9+7 dd = [(-1,0),(0,1),(1,0),(0,-1)] ddn = [(-1,0),(-1,1),(0,1),(1,1),(1,0),(1,-1),(0,-1),(-1,-1)] def LI(): return l...
p02633
import math X=int(eval(input())) shukai=360 while True: if shukai%X==0: print((shukai//X)) exit() else: shukai*=2
def gcda(a,b): if a < b: a, b = b, a r = a % b if r == 0: return b return gcda(r, b) def lcm(a,b): return a*b//gcda(a,b) X=int(eval(input())) shukai=360 while True: if shukai%X==0: print((shukai//X)) exit() else: shukai=lcm(shukai,X...
p02633
import math from fractions import Fraction x = int(eval(input())) rad = Fraction((math.pi / 180) * x) k = 0 while True: k += 1 s = rad * k if s % (math.pi * 2) == 0: break print(k)
import math from fractions import Fraction x = int(eval(input())) k = 0 while True: k += 1 s = x * k if s % 360 == 0: break print(k)
p02633
x = int(eval(input())) for k in range(1, 10000): if x*k % 360 == 0: print(k) break
x = int(eval(input())) def gcd(a, b): if b == 0: return a return gcd(b, a % b) n = gcd(x, 360) print((360//n))
p02633
from math import gcd x = int(eval(input())) y = x * 360 // gcd(x, 360) print((y//x))
x = int(eval(input())) y = 0 k = 0 while True: y += x k += 1 if y % 360 == 0: break print(k)
p02633
x=int(eval(input())) i=1 if 1<=x<=179: while True: if 360/x==int(360/x): print((int(360/x))) break else: i+=1
x=int(eval(input())) i=1 if 1<=x<=179: while True: if 360*i%x==0: print((int(360*i/x))) break else: i+=1
p02633
import math n = int(eval(input())) ab = [] for i in range(n): ab.append(tuple(map(int,input().split()))) MOD = 1000000007 d = {} zero = 0 for a,b in ab: if a == 0 and b == 0: zero += 1 continue g = math.gcd(a,b) a //= g b //= g if b < 0: a,b = -a,-b elif a < 0 and b == 0: ...
import math n = int(eval(input())) ab = [] for i in range(n): ab.append(tuple(map(int,input().split()))) MOD = 1000000007 d = {} zero = 0 for a,b in ab: if a == 0 and b == 0: zero += 1 continue g = math.gcd(a,b) a //= g b //= g if b < 0: a,b = -a,-b elif a < 0 and b == 0: ...
p02679
def ii():return int(eval(input())) def iim():return list(map(int,input().split())) def iil():return list(map(int,input().split())) def ism():return list(map(str,input().split())) def isl():return list(map(str,input().split())) from fractions import Fraction mod = int(1e9+7) n = ii() cnd = {} azero = 0 bze...
def ii():return int(eval(input())) def iim():return list(map(int,input().split())) def iil():return list(map(int,input().split())) def ism():return list(map(str,input().split())) def isl():return list(map(str,input().split())) #from fractions import Fraction from math import gcd mod = int(1e9+7) n = ii() c...
p02679
def ii():return int(eval(input())) def iim():return list(map(int,input().split())) def iil():return list(map(int,input().split())) def ism():return list(map(str,input().split())) def isl():return list(map(str,input().split())) #from math import gcd from fractions import Fraction as Fc mod = int(1e9+7) n = i...
def ii():return int(eval(input())) def iim():return list(map(int,input().split())) def iil():return list(map(int,input().split())) def ism():return list(map(str,input().split())) def isl():return list(map(str,input().split())) from math import gcd mod = int(1e9+7) n = ii() cnd = {} azero = 0 bzero = 0 al...
p02679
import sys input = sys.stdin.readline from collections import * from math import gcd N = int(eval(input())) cnt = defaultdict(int) abzero = 0 azero = 0 bzero = 0 for _ in range(N): A, B = list(map(int, input().split())) if A==0 and B==0: abzero += 1 continue elif A==0...
import sys input = sys.stdin.readline from collections import * from math import gcd N = int(eval(input())) zerozero = 0 zero1 = 0 zero2 = 0 cnt = defaultdict(int) for _ in range(N): A, B = list(map(int, input().split())) if A==0 and B==0: zerozero += 1 elif A==0: zer...
p02679
from math import gcd from collections import defaultdict N = int(eval(input())) X = [list(map(int, input().split())) for _ in range(N)] d = {} for a, b in X: if a == b == 0: pass elif a == 0: if b > 0: b = 1 else: b = -1 elif b == 0: ...
from math import gcd N = int(eval(input())) X = [list(map(int, input().split())) for _ in range(N)] d = {} for a, b in X: if a == b == 0: pass elif a == 0: if b > 0: b = 1 else: b = -1 elif b == 0: if a > 0: a = 1 ...
p02679
import sys #import numpy as np #import math from fractions import Fraction import itertools input=sys.stdin.readline def main(): ans=1 mod=1000000007 n0=0 na=nb=0 n=int(eval(input())) d={} for i in range(n): a,b=list(map(int,input().split())) if b==0 and a==0: n0+...
import sys from math import gcd #import numpy as np #import math from fractions import Fraction import itertools input=sys.stdin.readline def main(): ans=1 mod=1000000007 n0=0 na=nb=0 n=int(eval(input())) d={} for i in range(n): a,b=list(map(int,input().split())) if b==0 an...
p02679
# E - ∙ (Bullet) import sys from collections import defaultdict readline = sys.stdin.readline MOD = 1000000007 N = int(readline()) # イワシの傾きをA/Bとする。 # A/Bは予めgcdで割って約分し、同じ傾きのものを揃えておく。 # このとき、仲の悪い組合せは(A, B)に対して(B, -A)となるもの。 # 前者をS、後者をTとして考える。 d_S = defaultdict(int) d_T = defaultdict(int) def gcd(x, y): ...
# E - ∙ (Bullet) import sys from collections import defaultdict readline = sys.stdin.readline MOD = 1000000007 N = int(readline()) # イワシの傾きをA/Bとする。 # A/Bは予めgcdで割って約分し、同じ傾きのものを揃えておく。 # このとき、仲の悪い組合せは(A, B)に対して(B, -A)となるもの。 # 前者をS、後者をTとして考える。 d_S = defaultdict(int) d_T = defaultdict(int) def gcd(x, y): ...
p02679
from functools import cmp_to_key MOD = 10 ** 9 + 7 def func(a, b): if a[0] * b[1] == a[1] * b[0]: return 0 elif a[0] * b[1] < a[1] * b[0]: return - 1 else: return 1 n = int(eval(input())) a = [0] * n b = [0] * n i = 0 f = 0 while i < n: a[i], b[i] = list(...
from math import gcd from collections import defaultdict MOD = 10 ** 9 + 7 n = int(eval(input())) d = defaultdict(int) tmp = 0 for i in range(n): a, b = list(map(int, input().split())) if a == b == 0: tmp += 1 else: if b < 0 or (b == 0 and a <= 0): a = -a ...
p02679
N=int(eval(input())) from collections import defaultdict dic=defaultdict(int) import math mod=1000000007 for _ in range(N): A,B=list(map(int,input().split())) if A<0: A,B=-A,-B if A==0: if B==0: dic[(0,0)]+=1 else: dic[(0,1)]+=1 elif B==0: ...
N=int(eval(input())) from collections import defaultdict dic=defaultdict(int) import math mod=1000000007 for _ in range(N): A,B=list(map(int,input().split())) if A<0: A,B=-A,-B if A==0: if B==0: dic[(0,0)]+=1 else: dic[(0,-1)]+=1 elif B==0: ...
p02679
import math n = int(eval(input())) mod = 10 ** 9 + 7 ab = {} for i in range(n): a, b = list(map(int, input().split())) if a == 0 and b == 0: pass elif a == 0: b = 1 else: gcd = math.gcd(a, b) a //= gcd b //= gcd if a < 0: a, ...
import math n = int(eval(input())) mod = 10 ** 9 + 7 ab = {} for i in range(n): a, b = list(map(int, input().split())) if a == 0 and b == 0: pass elif a == 0: b = 1 else: gcd = math.gcd(a, b) a //= gcd b //= gcd if a < 0: a, ...
p02679
from math import gcd n = int(eval(input())) ab = [list(map(int, input().split())) for _ in range(n)] mod = 1000000007 #%% kai = [1]*(n+1) gyaku = [1]*(n+1) for i in range(2, n+1): kai[i] = kai[i-1]*i % mod gyaku[i] = gyaku[i-1]*pow(i, mod-2, mod) %mod azero = 0 bzero = 0 zerozero = 0 dict_p...
from math import gcd n = int(eval(input())) ab = [list(map(int, input().split())) for _ in range(n)] mod = 1000000007 #%% kai = [1]*(n+1) gyaku = [1]*(n+1) for i in range(2, n+1): kai[i] = kai[i-1]*i % mod gyaku[i] = gyaku[i-1]*pow(i, mod-2, mod) %mod azero = 0 bzero = 0 zerozero = 0 dict_p...
p02679
# -*- coding: utf-8 -*- from fractions import Fraction import sys N, *AB = list(map(int, sys.stdin.buffer.read().split())) dict_F = {} count_0 = 0 def insert(A,B,s): # A>=0, B>0, s=0or1 if Fraction(A,B) not in list(dict_F.keys()): dict_F[Fraction(A,B)] = [0,0] dict_F[Fraction(A,B)][s] += 1 def...
# -*- coding: utf-8 -*- import sys from math import gcd N, *AB = list(map(int, sys.stdin.buffer.read().split())) dict_F = {} count_0 = 0 def insert(A,B,s): # A>=0, B>0, s=0or1 if (A,B) not in list(dict_F.keys()): dict_F[(A,B)] = [0,0] dict_F[(A,B)][s] += 1 def make_power2(N): result = 1 ...
p02679
# -*- coding: utf-8 -*- from math import gcd N = int(eval(input())) dict_F = {} count_0 = 0 def insert(A,B,s): # A>=0, B>0, s=0or1 if (A,B) not in list(dict_F.keys()): dict_F[(A,B)] = [0,0] dict_F[(A,B)][s] += 1 def make_power2(N): result = 1 list_result = [1] for _ in range(N): r...
# -*- coding: utf-8 -*- import sys from math import gcd N, *AB = list(map(int, sys.stdin.read().split())) dict_F = {} count_0 = 0 def insert(A,B,s): # A>=0, B>0, s=0or1 if (A,B) not in list(dict_F.keys()): dict_F[(A,B)] = [0,0] dict_F[(A,B)][s] += 1 def make_power2(N): result = 1 list_re...
p02679
def main(): from fractions import Fraction import sys input = sys.stdin.readline N = int(eval(input())) AB = [list(map(int,input().split())) for _ in range(N)] MOD = 10**9 + 7 zero_zero_count = 0 zero_one_count = 0 one_zero_count = 0 dd_ba = {} dd_flag = {} for a,b in AB: if...
def main(): from math import gcd from collections import defaultdict import sys input = sys.stdin.readline N = int(eval(input())) AB = [list(map(int,input().split())) for _ in range(N)] MOD = 10**9 + 7 zero_zero_count = 0 zero_one_count = 0 one_zero_count = 0 dd_ba = defaultdict(int...
p02679
from fractions import Fraction as F MOD = 10**9 + 7 def main(N, T): A = [] cnt_zero = [0, 0] # 片方が0のとき p = 0 # 両方0 cA = {} for a, b in T: if a == 0 and b == 0: p += 1 elif a == 0: cnt_zero[0] += 1 elif b == 0: cnt_zero[1]...
MOD = 10**9 + 7 P = 7 ** 21 + 52 def F(a, b): return (a * pow(b, P-2, P)) % P def main(): from collections import Counter import sys input = sys.stdin.buffer.readline N = int(eval(input())) T = [[int(i) for i in input().split()] for j in range(N)] A = [] cnt_zero = [0,...
p02679
MOD = 10**9 + 7 P = 7 ** 21 + 52 def F(a, b): return (a * pow(b, P-2, P)) % P def main(): from collections import Counter import sys input = sys.stdin.buffer.readline N = int(eval(input())) T = [[int(i) for i in input().split()] for j in range(N)] A = [] cnt_zero = [0,...
MOD = 10**9 + 7 P = 7 ** 21 + 52 def F(a, b): return (a * pow(b, P-2, P)) % P def main(): from collections import Counter import sys input = sys.stdin.buffer.readline N = int(eval(input())) T = [[int(i) for i in input().split()] for j in range(N)] cnt_zero = [0, 0] # 片方が0の...
p02679
# -*- coding: utf-8 -*- from collections import Counter, defaultdict, deque import math import sys # sys.setrecursionlimit(10**6) # buff_readline = sys.stdin.buffer.readline buff_readline = sys.stdin.readline readline = sys.stdin.readline INF = 2**62-1 def read_int(): return int(buff_readline()) ...
# -*- coding: utf-8 -*- from collections import Counter, defaultdict, deque import math import sys # sys.setrecursionlimit(10**6) # buff_readline = sys.stdin.buffer.readline buff_readline = sys.stdin.readline readline = sys.stdin.readline INF = 2**62-1 def read_int(): return int(buff_readline()) ...
p02679
# -*- coding: utf-8 -*- from fractions import Fraction from collections import Counter import math import sys # sys.setrecursionlimit(10**6) # buff_readline = sys.stdin.buffer.readline buff_readline = sys.stdin.readline readline = sys.stdin.readline INF = 2**62-1 def read_int(): return int(buff_r...
# -*- coding: utf-8 -*- from fractions import Fraction from collections import Counter import math import sys # sys.setrecursionlimit(10**6) # buff_readline = sys.stdin.buffer.readline buff_readline = sys.stdin.readline readline = sys.stdin.readline INF = 2**62-1 def read_int(): return int(buff_r...
p02679
from math import gcd MOD = 10**9+7 N = int(eval(input())) d = {} zero = 0 for i in range(N): a, b = list(map(int, input().split())) if a == 0 and b == 0: zero += 1 continue flip = 0 while not (a > 0 and b >= 0): a, b = -b, a flip ^= 1 g = gcd(a, b)...
from math import gcd MOD = 10**9+7 N = int(eval(input())) d = {} zero = 0 for i in range(N): a, b = list(map(int, input().split())) if a == 0 and b == 0: zero += 1 continue flip = 0 while not (a >= 0 and b > 0): a, b = -b, a flip ^= 1 g = gcd(a, b)...
p02679
from math import gcd N = int(eval(input())) AB = [list(map(int, input().split())) for _ in range(N)] t = set() d = {} d[0] = {} d[0][0] = 0 for a, b in AB: i = gcd(a, b) if i != 0: a //= i b //= i t.add((a, b)) d.setdefault(a, {}) d[a].setdefault(b, 0) d[a][b] ...
from math import gcd N = int(eval(input())) AB = [list(map(int, input().split())) for _ in range(N)] t = [] d = {} d[0] = {} d[0][0] = 0 for a, b in AB: i = gcd(a, b) if i != 0: a //= i b //= i t.append((a, b)) d.setdefault(a, {}) d[a].setdefault(b, 0) d[a][b] ...
p02679
from math import gcd N = int(eval(input())) AB = [list(map(int, input().split())) for _ in range(N)] t = [] d = {} d[0] = {} d[0][0] = 0 for a, b in AB: i = gcd(a, b) if i != 0: a //= i b //= i t.append((a, b)) d.setdefault(a, {}) d[a].setdefault(b, 0) d[a][b] ...
from math import gcd N = int(eval(input())) AB = [list(map(int, input().split())) for _ in range(N)] m = 1000000007 t = [] d = {} d[0] = {} d[0][0] = 0 for a, b in AB: i = gcd(a, b) if i != 0: a //= i b //= i t.append((a, b)) d.setdefault(a, {}) d[a].setdefault(b...
p02679
import collections from math import gcd import sys input=sys.stdin.readline n=int(eval(input())) c=collections.Counter() mod=10**9+7 for _ in range(n): a,b=list(map(int,input().split())) g=abs(gcd(a,b)) if g==0: g=1 a//=g b//=g c[(a,b)]+=1 ans=1 s=set() for i,j in c: ...
import collections from math import gcd def main(): n=int(eval(input())) c=collections.Counter() mod=10**9+7 for _ in range(n): a,b=list(map(int,input().split())) g=abs(gcd(a,b)) if g==0: g=1 a//=g b//=g c[(a,b)]+=1 ans=1 ...
p02679
from fractions import Fraction import math n = int(eval(input())) ab = [] ba = [] a0 = 0 b0 = 0 ab0 = 0 for i in range(n): a, b = list(map(int, input().split())) if a != 0 and b != 0: ab.append(Fraction(a, b)) ba.append(Fraction(-b, a)) elif a == 0 and b == 0: ...
from fractions import Fraction import math n = int(eval(input())) ab = [] ba = [] a0 = 0 b0 = 0 ab0 = 0 def irr(a, b): gcd = math.gcd(a, b) a = a // gcd b = b // gcd if b < 0: return (-a, -b) else: return (a, b) for i in range(n): a, b = list(ma...
p02679
from fractions import Fraction from collections import defaultdict def inverse(key): if key == "inf": return Fraction(0, 1) if key == Fraction(0, 1): return "inf" return - Fraction(key.denominator, key.numerator) mod = 10 ** 9 + 7 n = int(eval(input())) fishes = default...
from collections import defaultdict from math import gcd mod = 10 ** 9 + 7 n = int(eval(input())) fishes = defaultdict(int) zero_zero = 0 zero = 0 inf = 0 for _ in range(n): a, b = list(map(int, input().split())) if a == 0 and b == 0: zero_zero += 1 elif a == 0: zero += 1 ...
p02679
from collections import defaultdict from math import gcd mod = 10 ** 9 + 7 n = int(eval(input())) fishes = defaultdict(int) zero_zero = 0 zero = 0 inf = 0 for _ in range(n): a, b = list(map(int, input().split())) if a == 0 and b == 0: zero_zero += 1 elif a == 0: zero += 1 ...
def main(): from collections import defaultdict from math import gcd import sys input = sys.stdin.readline mod = 10 ** 9 + 7 n = int(eval(input())) fishes = defaultdict(int) zero_zero = 0 zero = 0 inf = 0 for _ in range(n): a, b = list(map(int, input...
p02679
import sys import math from decimal import Decimal, ROUND_HALF_UP, ROUND_HALF_EVEN from collections import deque from bisect import bisect_left from itertools import product def I(): return int(sys.stdin.readline()) def MI(): return list(map(int, sys.stdin.readline().split())) def LI(): return list(map(int, sys...
import sys import math from decimal import Decimal, ROUND_HALF_UP, ROUND_HALF_EVEN from collections import deque from bisect import bisect_left from itertools import product def I(): return int(sys.stdin.readline()) def MI(): return list(map(int, sys.stdin.readline().split())) def LI(): return list(map(int, sys...
p02679
import sys import math from decimal import Decimal, ROUND_HALF_UP, ROUND_HALF_EVEN from collections import deque from bisect import bisect_left from itertools import product def I(): return int(sys.stdin.readline()) def MI(): return list(map(int, sys.stdin.readline().split())) def LI(): return list(map(int, sys...
import sys import math from decimal import Decimal, ROUND_HALF_UP, ROUND_HALF_EVEN from collections import deque from bisect import bisect_left from itertools import product def I(): return int(sys.stdin.readline()) def MI(): return list(map(int, sys.stdin.readline().split())) def LI(): return list(map(int, sys...
p02679
#!/usr/bin/python3 from fractions import Fraction M = 1000000007 def normalize(v): if v > 0: return v else: return - 1 / v n = int(eval(input())) vs = {} zc = 0 azc = 0 bzc = 0 for i in range(n): (a, b) = list(map(int, input().split())) if a == 0 and b == 0: ...
#!/usr/bin/python3 import math M = 1000000007 def normalize(v): (a, b) = v if a * b > 0: return (a, b) else: if a > 0: return (-b, a) else: return (b, -a) def inv(v): (a, b) = v if a > 0: return (-b, a) else: ...
p02679
from collections import defaultdict from fractions import Fraction import sys input = sys.stdin.readline N=int(eval(input())) mod=10**9+7 dic=defaultdict(lambda: [0,0]) c=0 d=0 e=0 for i in [0]*N: A,B = list(map(int,input().split())) if A==0 and B==0: e+=1 elif A==0: c+=1 elif B==0: d+=1 el...
from collections import defaultdict from math import gcd import sys input = sys.stdin.readline N=int(eval(input())) mod=10**9+7 dic=defaultdict(lambda: [0,0]) c=0 d=0 e=0 for i in [0]*N: A,B = list(map(int,input().split())) if A==0 and B==0: e+=1 elif A==0: c+=1 elif B==0: d+=1 else: g=g...
p02679
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines from collections import defaultdict from fractions import Fraction n = int(readline()) data = list(map(int,read().split())) mod = 1000000007 it = iter(data) a_b = defaultdict(lambda :[0,0]) ...
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines from collections import defaultdict from math import gcd n = int(readline()) data = list(map(int,read().split())) mod = 1000000007 it = iter(data) a_b = defaultdict(lambda :[0,0]) a0 = 0 b...
p02679
import sys input = sys.stdin.readline import math MOD = 10**9+7 N = int(eval(input())) F = [] zero_v = 0 inf = 0 zero = 0 for _ in range(N): x,y = list(map(int,input().split())) if x==0 and y==0: zero_v += 1 elif x==0: inf += 1 elif y==0: zero += 1 else: G = math.gcd(abs(x)...
import sys input = sys.stdin.readline def gcd(a, b): while b: a, b = b, a % b return a MOD = 10**9+7 N = int(eval(input())) F = [] zero_v = 0 inf = 0 zero = 0 for _ in range(N): x,y = list(map(int,input().split())) if x==0 and y==0: zero_v += 1 elif x==0: inf += 1 elif y==0...
p02679
from collections import defaultdict import math def ggg(a, b): """規約分数を作る。n/0, 0/n は n=1,-1 にして返す。""" if a == b == 0: return 0, 0 denominator = math.gcd(a, b) x, y = a // denominator, b // denominator return x, y def main(): n = int(eval(input())) mod = 100000000...
from collections import defaultdict import math def main(): n = int(eval(input())) mod = 1000000007 zeroes = 0 counter = defaultdict(lambda: defaultdict(int)) for _ in range(n): x, y = [int(x) for x in input().split()] if x == y == 0: zeroes += 1 ...
p02679
from collections import defaultdict import math def main(): n = int(eval(input())) mod = 1000000007 zeroes = 0 counter = defaultdict(lambda: defaultdict(int)) for _ in range(n): x, y = [int(x) for x in input().split()] if x == y == 0: zeroes += 1 ...
from collections import defaultdict import math def main(): n = int(eval(input())) mod = 1000000007 zeroes = 0 counter1 = defaultdict(int) counter2 = defaultdict(int) for _ in range(n): x, y = [int(x) for x in input().split()] if x == y == 0: zeroes +...
p02679
import sys import math mod = 1000000007 n = int(sys.stdin.readline().rstrip()) ab = {} for i in range(n): a,b = list(map(int,sys.stdin.readline().rstrip().split())) if a == 0 and b == 0: pass elif a == 0: b = 1 else: gcd = math.gcd(a,b) a //= gcd b...
import math n = int(eval(input())) mod = 10 ** 9 + 7 ab = {} for i in range(n): a, b = list(map(int, input().split())) if a == 0 and b == 0: pass elif a == 0: b = 1 else: gcd = math.gcd(a, b) a //= gcd b //= gcd if a < 0: a...
p02679
import sys import math mod = 1000000007 n = int(sys.stdin.readline().rstrip()) ab = {} for i in range(n): a,b = list(map(int,sys.stdin.readline().rstrip().split())) if a == 0 and b == 0: pass elif a == 0: b = 1 else: gcd = math.gcd(a,b) a //= gcd ...
import sys import math mod = 1000000007 n = int(sys.stdin.readline().rstrip()) ab = {} for i in range(n): a,b = list(map(int,sys.stdin.readline().rstrip().split())) if a == 0 and b == 0: pass elif a == 0: b = 1 else: gcd = math.gcd(a,b) a //= gcd ...
p02679
from collections import defaultdict from fractions import Fraction N = int(eval(input())) MOD = 1000000007 d_plus = defaultdict(int) # + or ∞ d_minus = defaultdict(int) # - or 0 ans = 1 ans_00 = 0 for i in range(N): a, b = list(map(int, input().split())) if a == 0 and b == 0: ans_00 += ...
from collections import defaultdict from math import gcd N = int(eval(input())) MOD = 1000000007 d_plus = defaultdict(int) # + or ∞ d_minus = defaultdict(int) # - or 0 ans = 1 ans_00 = 0 for i in range(N): a, b = list(map(int, input().split())) if a == 0 and b == 0: ans_00 += 1 eli...
p02679
# coding: utf-8 import sys,pprint from fractions import Fraction from collections import defaultdict MOD = 1000000007 N = int(eval(input())) params =[] hatemasks = [] tilts = defaultdict(int) zerozero = 0 zerodiv = 0 for i in range(N): (ai, bi) = list(map(int,input().split())) if ai == 0 and bi =...
# coding: utf-8 import sys,pprint, math from fractions import Fraction from collections import defaultdict MOD = 1000000007 N = int(input()) params =[] hatemasks = [] tilts = defaultdict(lambda: [0,0]) zerozero = 0 zerodiv = 0 for i in range(N): (ai, bi) = map(int,input().split()) if ai == 0 and ...
p02679
from math import gcd n=int(eval(input())) mod = 10**9+7 d = dict() zeros=0 for _ in range(n): a,b=list(map(int,input().split())) if not any((a,b)): zeros+=1 continue if all((a,b)): g = gcd(a,b)*(a//abs(a)) elif a: g = a else: g = b p = a//g,b//g d[p] = d.get(...
from math import gcd n=int(eval(input())) mod = 10**9+7 d = dict() zeros=0 for _ in range(n): a,b=list(map(int,input().split())) if not any((a,b)): zeros+=1 continue if all((a,b)): g = gcd(a,b)*(a//abs(a)) elif a: g = a else: g = b p = a//g,b//g d[p] = d.get(...
p02679
from math import gcd from collections import Counter mod = 10 ** 9 + 7 N, *AB = list(map(int, open(0).read().split())) def std(a, b): if a == 0: return (0, int(b != 0)) g = gcd(a, b) a, b = a // g, b // g return (a, b) if a > 0 else (-a, -b) C = Counter() for a, b in zip(*[i...
from math import gcd from collections import Counter mod = 10 ** 9 + 7 N, *AB = list(map(int, open(0).read().split())) def std(a, b): if a == 0: return (0, int(b != 0)) g = gcd(a, b) a, b = a // g, b // g return (a, b) if a > 0 else (-a, -b) C = Counter(std(a, b) for a, b in ...
p02679
import sys from fractions import Fraction mod = 1000000007 def solve(): input = sys.stdin.readline N = int(eval(input())) F = [[int(i) for i in input().split()] for _ in range(N)] D = dict() zero, inf, ng = 0, 0, 0 for x, y in F: if x == 0 and y == 0: ng += 1 elif x ...
import sys from math import gcd from fractions import Fraction mod = 1000000007 def solve(): input = sys.stdin.readline N = int(eval(input())) F = [[int(i) for i in input().split()] for _ in range(N)] D = dict() zero, inf, ng = 0, 0, 0 for x, y in F: if x == 0 and y == 0: ng...
p02679
""" n = int(input()) ab = [list(map(int,input().split())) for _ in range(n)] mod = 1000000007 ab1 = [] ab2 = [] ab3 = [] ab4 = [] count00 = 0 count01 = 0 count10 = 0 for i in range(n): if ab[i][0] != 0 and ab[i][1] != 0: ab1.append(ab[i][0]/ab[i][1]) ab2.append(-ab[i][1]/ab[i][0]...
from math import gcd import sys input = sys.stdin.readline def main(): n = int(eval(input())) dict1 = {} mod = 1000000007 cnt00 = 0 cnt01 = 0 cnt10 = 0 for _ in range(n): a,b = list(map(int,input().split())) if a == 0 and b == 0: cnt00 += 1 ...
p02679
from collections import defaultdict from itertools import groupby, accumulate, product, permutations, combinations from math import gcd def reduction(x,y): g = gcd(x,y) return abs(x)//g,abs(y)//g def solve(): mod = 10**9+7 dplus = defaultdict(lambda: 0) dminus = defaultdict(lambda: 0) ...
from collections import defaultdict from itertools import groupby, accumulate, product, permutations, combinations from math import gcd def reduction(x,y): g = gcd(x,y) return abs(x)//g,abs(y)//g def solve(): mod = 10**9+7 dplus = defaultdict(lambda: 0) dminus = defaultdict(lambda: 0) ...
p02679
import sys import io, os input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline from collections import Counter from fractions import Fraction N=int(eval(input())) mod=10**9+7 S=[tuple(map(int,input().split())) for i in range(N)] def main(): C=Counter() PLUS=0 for a,b in S: if...
import sys input = sys.stdin.readline from collections import Counter from fractions import Fraction from math import gcd N=int(eval(input())) mod=10**9+7 S=[tuple(map(int,input().split())) for i in range(N)] def main(): C=Counter() PLUS=0 for a,b in S: if a==0 and b==0: ...
p02679
import io, os input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline import sys # sys.stdout.write(str(n)+"\n") MODULO = 1000000007 # INF = 1e18+10 def gcd(a, b): while b != 0: a, b = b, a % b return a n = int(eval(input())) a_b = [() for i in range(n)] m_b_a = [() for i in range(n)] a_b...
import io, os input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline import sys # sys.stdout.write(str(n)+"\n") MODULO = 1000000007 # INF = 1e18+10 def gcd(a, b): while b != 0: a, b = b, a % b return a n = int(eval(input())) a_b = [() for i in range(n)] m_b_a = [() for i in range(n)] # a...
p02679
from collections import defaultdict from math import gcd mod = 1000000007 n = int(eval(input())) plus = defaultdict(int) minus = defaultdict(int) a_0 = 0 b_0 = 0 a_b_0 = 0 xxx = 10 ** 10 for _ in range(n): a, b = list(map(int, input().split())) if a == 0 or b == 0: if a == 0 and b == 0: ...
MOD = 10 ** 9 + 7 from math import gcd from collections import defaultdict n = int(eval(input())) plus = defaultdict(int) minus = defaultdict(int) zero = [0, 0, 0] for _ in range(n): a, b = list(map(int, input().split())) if a * b == 0: if a == b == 0: zero[0] += 1 elif...
p02679
M = 1000000007 from fractions import Fraction N = int(eval(input())) ab_zero_count = 0 a_zero_count = 0 b_zero_count = 0 fish_list = [] for _ in range(N): a, b = list(map(int, input().split())) if a == 0 and b == 0: ab_zero_count += 1 elif a == 0: a_zero_count += 1 elif b == 0: b_zero_co...
M = 1000000007 import math N = int(eval(input())) ab_zero_count = 0 a_zero_count = 0 b_zero_count = 0 fish_list = [] for _ in range(N): a, b = list(map(int, input().split())) if a == 0 and b == 0: ab_zero_count += 1 elif a == 0: a_zero_count += 1 elif b == 0: b_zero_count += 1 else: ...
p02679
import sys input = sys.stdin.readline from fractions import Fraction def solve(): N = int(eval(input())) AB = [tuple(map(int,input().split())) for i in range(N)] MOD = 10**9+7 from collections import Counter ctr = Counter() az = bz = zz = 0 for a,b in AB: if a==b==0: ...
import sys input = sys.stdin.readline from math import gcd def solve(): N = int(eval(input())) AB = [tuple(map(int,input().split())) for i in range(N)] MOD = 10**9+7 from collections import Counter ctr = Counter() az = bz = zz = 0 for a,b in AB: if a==b==0: ...
p02679
from math import gcd from collections import defaultdict MOD = 10**9+7 n = int(eval(input())) cnt = defaultdict(lambda: [0, 0]) zeros = 0 for _ in range(n): a, b = list(map(int, input().split())) if a == b == 0: zeros += 1 continue if a < 0: a *= -1 b *= -1 ...
from math import gcd from collections import defaultdict MOD = 10**9+7 n = int(eval(input())) cnt = defaultdict(lambda: [0, 0]) zeros = 0 for _ in range(n): a, b = list(map(int, input().split())) if a == b == 0: zeros += 1 continue if a < 0 or (a == 0 and b < 0): a *= -1 ...
p02679
from collections import Counter from fractions import Fraction MOD = 10 ** 9 + 7 N = int(eval(input())) ct = Counter() Azero = 0 Bzero = 0 Allzero = 0 for _ in range(N): a, b = list(map(int, input().split())) if a == b == 0: Allzero += 1 elif a == 0: Azero += 1 elif b == 0:...
from collections import Counter from fractions import Fraction MOD = 10 ** 9 + 7 N = int(eval(input())) ct = Counter() Azero = 0 Bzero = 0 Allzero = 0 for _ in range(N): a, b = list(map(int, input().split())) if a == b == 0: Allzero += 1 elif a == 0: Azero += 1 elif b == 0:...
p02679
from collections import deque from math import gcd import sys def input(): return sys.stdin.readline().rstrip() MOD = 10**9 + 7 n = int(eval(input())) cnt = {} zero_cnt = 0 ans = 1 for _ in range(n): a, b = list(map(int, input().split())) if (a, b) == (0, 0): zero_cnt += 1 ...
from collections import deque from math import gcd import sys def input(): return sys.stdin.readline().rstrip() MOD = 10**9 + 7 n = int(eval(input())) cnt = {} zero_cnt = 0 ans = 1 for _ in range(n): a, b = list(map(int, input().split())) if (a, b) == (0, 0): zero_cnt += 1 ...
p02679
mod=10**9+7 n=int(eval(input())) from collections import defaultdict d=defaultdict(int)#各点の方向ベクトルを管理 z=0#原点にいる際は例外処理したいので別途数える from math import gcd for i in range(n): x,y=list(map(int,input().split())) if x==y==0:z+=1 else: f=gcd(x,y) x//=f;y//=f#非本質な定数倍を削除 if x<0:x*=-1;...
import sys input=sys.stdin.buffer.readline mod=10**9+7 n=int(eval(input())) d={} z=0 from math import gcd for i in range(n): x,y=list(map(int,input().split())) if x==y==0:z+=1 else: f=gcd(x,y) x//=f;y//=f if x<0:x*=-1;y*=-1 if x==0 and y<0:y=-y if (x,y...
p02679
import sys import math from fractions import Fraction input = sys.stdin.readline sys.setrecursionlimit(10**7) from collections import defaultdict MOD = 10**9+7 N = int(eval(input())) dic = defaultdict(int) gp = [] zero = 0 left_zero = 0 right_zero = 0 for i in range(N): a,b = list(map(int, input().s...
import sys import math from fractions import Fraction input = sys.stdin.readline sys.setrecursionlimit(10**7) from collections import defaultdict MOD = 10**9+7 N = int(eval(input())) dic = defaultdict(int) gp = [] zero = 0 left_zero = 0 right_zero = 0 for i in range(N): a,b = list(map(int, input().s...
p02679
import sys import math from fractions import Fraction input = sys.stdin.readline sys.setrecursionlimit(10**7) from collections import defaultdict MOD = 10**9+7 N = int(eval(input())) dic = defaultdict(int) gp = [] zero = 0 left_zero = 0 right_zero = 0 for i in range(N): a,b = list(map(int, input().s...
import sys import math input = sys.stdin.readline sys.setrecursionlimit(10**7) from collections import defaultdict MOD = 10**9+7 N = int(eval(input())) dic = defaultdict(int) zero = 0 left_zero = 0 right_zero = 0 for i in range(N): a, b = list(map(int, input().split())) if b < 0: a = -a ...
p02679
def e_bullet(MOD=10**9 + 7): from math import gcd from collections import defaultdict N = int(eval(input())) zero_all = 0 pair = defaultdict(int) for _ in range(N): a, b = [int(i) for i in input().split()] if a == 0 and b == 0: zero_all += 1 co...
def e_bullet(MOD=10**9 + 7): from math import gcd from collections import defaultdict N = int(eval(input())) zero_all = 0 pair = defaultdict(int) for _ in range(N): a, b = [int(i) for i in input().split()] if a == 0 and b == 0: zero_all += 1 co...
p02679
from sys import stdin, setrecursionlimit from collections import defaultdict from math import gcd setrecursionlimit(10 ** 9) INF = 1 << 60 def input(): return stdin.readline().strip() MOD = 1000000007 N, *AB = list(map(int, stdin.buffer.read().split())) d = defaultdict(int) zeros = 0 for a, b i...
from sys import stdin, setrecursionlimit from collections import defaultdict from math import gcd setrecursionlimit(10 ** 9) INF = 1 << 60 def input(): return stdin.readline().strip() MOD = 1000000007 N, *AB = list(map(int, stdin.buffer.read().split())) d = defaultdict(int) zeros = 0 for a, b i...
p02679
from sys import stdin, setrecursionlimit from collections import defaultdict from math import gcd setrecursionlimit(10 ** 9) INF = 1 << 60 def input(): return stdin.readline().strip() MOD = 1000000007 N = int(eval(input())) d = defaultdict(int) zeros = 0 for i in range(N): a, b = list(ma...
from sys import stdin, setrecursionlimit from collections import defaultdict from math import gcd setrecursionlimit(10 ** 9) INF = 1 << 60 def input(): return stdin.readline().strip() MOD = 1000000007 N, *AB = list(map(int, stdin.buffer.read().split())) d = defaultdict(int) zeros = 0 for a, b...
p02679
import collections n=int(eval(input())) A=[] AA=[] B=[] C=[] X=[] mod=10**9+7 p=12231472983974394769 for i in range(n): a,b=list(map(int,input().split())) if a<0: a=a*-1 b=b*-1 if a*b>0: A.append(b*pow(a,p-2,p)%p) elif a*b<0: AA.append(a*pow((-b),p-2,p)%p) else: if a==0 ...
import collections n=int(eval(input())) A=[] AA=[] B=[] C=[] X=[] mod=10**9+7 p=137053438808121949 for i in range(n): a,b=list(map(int,input().split())) if a<0: a=a*-1 b=b*-1 if a*b>0: A.append(b*pow(a,p-2,p)%p) elif a*b<0: AA.append(a*pow((-b),p-2,p)%p) else: if a==0 an...
p02679
import collections n=int(eval(input())) A=[] AA=[] B=[] C=[] X=[] mod=10**9+7 p=137053438808121949 for i in range(n): a,b=list(map(int,input().split())) if a<0: a=a*-1 b=b*-1 if a*b>0: A.append(b*pow(a,p-2,p)%p) elif a*b<0: AA.append(a*pow((-b),p-2,p)%p) else: if a==0 an...
from math import gcd from collections import defaultdict n=int(eval(input())) A=defaultdict(int) AA=defaultdict(int) B=[] C=[] X=[] mod=10**9+7 for i in range(n): a,b=list(map(int,input().split())) if a<0: a=a*-1 b=b*-1 if a*b>0: l=a*b//gcd(a,b) A[str(l//b)+":"+str(l//a)]+=1 eli...
p02679
import sys input = sys.stdin.readline import collections import fractions from fractions import Fraction from collections import defaultdict import math n=int(eval(input())) a= [list(map(int, input().split())) for i in range(n)] b=defaultdict(int) c=defaultdict(int) b0=0 c0=0 mod=1000000007 ans=1 cnt=0...
import sys input = sys.stdin.readline import collections import fractions from collections import defaultdict import math n=int(eval(input())) a= [list(map(int, input().split())) for i in range(n)] b=defaultdict(int) c=defaultdict(int) b0=0 c0=0 mod=1000000007 ans=1 cnt=0 for i,j in a: if i!=0 and...
p02679