wrong_submission_id
stringlengths
10
10
problem_id
stringlengths
6
6
user_id
stringlengths
10
10
time_limit
float64
1k
8k
memory_limit
float64
131k
1.05M
wrong_status
stringclasses
2 values
wrong_cpu_time
float64
10
40k
wrong_memory
float64
2.94k
3.37M
wrong_code_size
int64
1
15.5k
problem_description
stringlengths
1
4.75k
wrong_code
stringlengths
1
6.92k
acc_submission_id
stringlengths
10
10
acc_status
stringclasses
1 value
acc_cpu_time
float64
10
27.8k
acc_memory
float64
2.94k
960k
acc_code_size
int64
19
14.9k
acc_code
stringlengths
19
14.9k
s719086531
p03997
u374146618
2,000
262,144
Wrong Answer
18
2,940
68
You are given a trapezoid. The lengths of its upper base, lower base, and height are a, b, and h, respectively. An example of a trapezoid Find the area of this trapezoid.
a = int(input()) b = int(input()) h = int(input()) print((a+b)*h/2)
s162090233
Accepted
17
2,940
73
a = int(input()) b = int(input()) h = int(input()) print(int((a+b)*h/2))
s247421545
p03048
u918845030
2,000
1,048,576
Wrong Answer
2,103
3,064
844
Snuke has come to a store that sells boxes containing balls. The store sells the following three kinds of boxes: * Red boxes, each containing R red balls * Green boxes, each containing G green balls * Blue boxes, each containing B blue balls Snuke wants to get a total of exactly N balls by buying r red boxes, g...
def input_from_console(): r, g, b, n = map(int, input().split()) return r, g, b, n def main(): r, g, b, n = input_from_console() counter = 0 for i1 in reversed(range(int(n / r) + 1)): n1 = n - r * i1 if max(g, n) * int(n1/g) < n - n1: continue for i2 in revers...
s788049353
Accepted
882
3,064
475
def input_from_console(): r, g, b, n = map(int, input().split()) return r, g, b, n def main(): r, g, b, n = input_from_console() counter = 0 r, g, b = sorted([r, g, b], reverse=True) for i1 in reversed(range(int(n / r) + 1)): n1 = n - r * i1 for i2 in reversed(range(int(n1 / ...
s617080198
p03470
u871867619
2,000
262,144
Wrong Answer
295
21,292
102
An _X -layered kagami mochi_ (X ≥ 1) is a pile of X round mochi (rice cake) stacked vertically where each mochi (except the bottom one) has a smaller diameter than that of the mochi directly below it. For example, if you stack three mochi with diameters of 10, 8 and 6 centimeters from bottom to top in this order, you h...
import numpy as np n = int(input()) d = [int(i) for i in input().split()] print(len(np.unique(d)))
s684127318
Accepted
19
2,940
72
n = int(input()) d = {int(input()) for i in range(n)} print(len(d))
s626605081
p02831
u723583932
2,000
1,048,576
Wrong Answer
18
3,060
250
Takahashi is organizing a party. At the party, each guest will receive one or more snack pieces. Takahashi predicts that the number of guests at this party will be A or B. Find the minimum number of pieces that can be evenly distributed to the guests in both of the cases predicted. We assume that a piece cannot be ...
def saidaikouyakusu(a,b): if a%b==0: return b else: return saidaikouyakusu(b,a%b) a,b=[int(x) for x in input().split()] if a<b: tmp=a a=b b=tmp print(a,b) ans=int(a*b/saidaikouyakusu(a,b)) print(ans)
s978516526
Accepted
17
3,060
238
def saidaikouyakusu(a,b): if a%b==0: return b else: return saidaikouyakusu(b,a%b) a,b=[int(x) for x in input().split()] if a<b: tmp=a a=b b=tmp ans=int(a*b/saidaikouyakusu(a,b)) print(ans)
s267504225
p04029
u588633699
2,000
262,144
Wrong Answer
17
2,940
82
There are N children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give 1 candy to the first child in the line, 2 candies to the second child, ..., N candies to the N-th child. How many candies will be necessary in total?
N = int(input()) if N%2==0: print((N+1)*N/2) else: print((N+1)*N//2+(N-N//2))
s321747550
Accepted
18
2,940
95
N = int(input()) if N%2==0: print(int((N+1)*N/2)) else: print(int((N+1)*(N//2)+(N-N//2)))
s274328621
p03214
u543954314
2,525
1,048,576
Wrong Answer
17
3,060
170
Niwango-kun is an employee of Dwango Co., Ltd. One day, he is asked to generate a thumbnail from a video a user submitted. To generate a thumbnail, he needs to select a frame of the video according to the following procedure: * Get an integer N and N integers a_0, a_1, ..., a_{N-1} as inputs. N denotes the numbe...
n = int(input()) a = list(map(int, input().split())) m = sum(a)/n d = 100 c = 0 for i in range(n): a[i] = abs(a[i] - m) if a[i] < d: d = a[i] c = i+1 print(c)
s133584686
Accepted
20
3,060
168
n = int(input()) a = list(map(int, input().split())) m = sum(a)/n d = 100 c = 0 for i in range(n): a[i] = abs(a[i] - m) if a[i] < d: d = a[i] c = i print(c)
s750062730
p03455
u670180528
2,000
262,144
Wrong Answer
17
2,940
70
AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd.
a=int(input().replace(" ","")) print("YNeos"[(a**0.5)*2!=float(a)::2])
s704991086
Accepted
17
2,940
53
print("EOvdedn"[eval(input().replace(" ","*"))%2::2])
s124705325
p03377
u875408597
2,000
262,144
Wrong Answer
18
2,940
83
There are a total of A + B cats and dogs. Among them, A are known to be cats, but the remaining B are not known to be either cats or dogs. Determine if it is possible that there are exactly X cats among these A + B animals.
a,b,c = map(int, input().split()) if c - a >= b: print("YES") else: print("NO")
s126491074
Accepted
18
2,940
98
a,b,c = map(int, input().split()) if c - a >= 0 and c - a <= b: print("YES") else: print("NO")
s618408340
p03476
u502731482
2,000
262,144
Wrong Answer
2,206
20,408
641
We say that a odd number N is _similar to 2017_ when both N and (N+1)/2 are prime. You are given Q queries. In the i-th query, given two odd numbers l_i and r_i, find the number of odd numbers x similar to 2017 such that l_i ≤ x ≤ r_i.
q = int(input()) l, r = [0] * q, [0] * q for i in range(q): l[i], r[i] = map(int, input().split()) mini = min(min(l), min(r)) maxi = max(max(l), max(r)) ans = [0] * (maxi + 1) prime = [0] * (maxi + 1) def judge_prime(n): for i in range(2, int(n ** 0.5) + 1): if n % i == 0: return False ...
s242108995
Accepted
430
19,136
612
q = int(input()) l, r = [0] * q, [0] * q for i in range(q): l[i], r[i] = map(int, input().split()) mini = min(min(l), min(r)) maxi = max(max(l), max(r)) ans = [0] * (maxi + 1) prime = [0] * (maxi + 1) def judge_prime(n): for i in range(2, int(n ** 0.5) + 1): if n % i == 0: return False ...
s889435580
p03730
u502731482
2,000
262,144
Wrong Answer
18
3,060
167
We ask you to select some number of positive integers, and calculate the sum of them. It is allowed to select as many integers as you like, and as large integers as you wish. You have to follow these, however: each selected integer needs to be a multiple of A, and you need to select at least one integer. Your objecti...
a, b, c = map(int, input().split()) for i in range(1, b + 1): print((a * i) % b, a * i) if (a * i) % b == c: print("YES") exit() print("NO")
s804382315
Accepted
17
2,940
137
a, b, c = map(int, input().split()) for i in range(1, b + 1): if (a * i) % b == c: print("YES") exit() print("NO")
s959709782
p02936
u316464887
2,000
1,048,576
Wrong Answer
2,117
241,800
824
Given is a rooted tree with N vertices numbered 1 to N. The root is Vertex 1, and the i-th edge (1 \leq i \leq N - 1) connects Vertex a_i and b_i. Each of the vertices has a counter installed. Initially, the counters on all the vertices have the value 0. Now, the following Q operations will be performed: * Operati...
import sys sys.setrecursionlimit(2 *(10**5) + 1) def main(): N, Q = map(int, input().split()) d = {} for _ in range(N-1): a, b = map(int, input().split()) if a in d: d[a].append(b) else: d[a] = [b] if b in d: d[b].append(a) else: ...
s781923665
Accepted
1,887
128,504
846
def main(): N, Q = map(int, input().split()) d = {} for _ in range(N-1): a, b = map(int, input().split()) if a in d: d[a].append(b) else: d[a] = [b] if b in d: d[b].append(a) else: d[b] = [a] dc = {} for _ in ran...
s726844933
p03162
u845333844
2,000
1,048,576
Wrong Answer
605
26,100
244
Taro's summer vacation starts tomorrow, and he has decided to make plans for it now. The vacation consists of N days. For each i (1 \leq i \leq N), Taro will choose one of the following activities and do it on the i-th day: * A: Swim in the sea. Gain a_i points of happiness. * B: Catch bugs in the mountains. Gain...
n=int(input()) l=[] for i in range(n): a,b,c=map(int,input().split()) l.append([a,b,c]) dp=l[0] print(dp) for i in range(1,n): dp=[max(dp[1],dp[2])+l[i][0],max(dp[0],dp[2])+l[i][1],max(dp[0],dp[1])+l[i][2]] print(dp) print(max(dp))
s385998594
Accepted
464
22,772
220
n=int(input()) l=[] for i in range(n): a,b,c=map(int,input().split()) l.append([a,b,c]) dp=l[0] for i in range(1,n): dp=[max(dp[1],dp[2])+l[i][0],max(dp[0],dp[2])+l[i][1],max(dp[0],dp[1])+l[i][2]] print(max(dp))
s208323794
p03636
u729119068
2,000
262,144
Wrong Answer
17
2,940
45
The word `internationalization` is sometimes abbreviated to `i18n`. This comes from the fact that there are 18 letters between the first `i` and the last `n`. You are given a string s of length at least 3 consisting of lowercase English letters. Abbreviate s in the same way.
s = input() print(s[0]+'len(s[1:-1])'+s[-1])
s770080492
Accepted
17
2,940
47
s = input() print(s[0]+str(len(s[1:-1]))+s[-1])
s933382989
p03377
u417658545
2,000
262,144
Wrong Answer
17
3,064
89
There are a total of A + B cats and dogs. Among them, A are known to be cats, but the remaining B are not known to be either cats or dogs. Determine if it is possible that there are exactly X cats among these A + B animals.
A, B, X = map(int, input().split()) if B - A >= X: print('YES') else: print('NO')
s635431079
Accepted
17
2,940
117
A, B, X = map(int, input().split()) if X < A: print('NO') elif B >= X - A: print('YES') else: print('NO')
s814044929
p03712
u529518602
2,000
262,144
Wrong Answer
18
3,060
158
You are given a image with a height of H pixels and a width of W pixels. Each pixel is represented by a lowercase English letter. The pixel at the i-th row from the top and j-th column from the left is a_{ij}. Put a box around this image and output the result. The box should consist of `#` and have a thickness of 1.
h, m = map(int, input().split()) C = [input() for i in range(h)] hana = '*' * (m + 2) print(hana) for i in range(h): print('*' + C[i] + '*') print(hana)
s113170128
Accepted
18
3,060
158
h, m = map(int, input().split()) C = [input() for i in range(h)] hana = '#' * (m + 2) print(hana) for i in range(h): print('#' + C[i] + '#') print(hana)
s740942819
p02612
u448922807
2,000
1,048,576
Wrong Answer
29
9,032
99
We will buy a product for N yen (the currency of Japan) at a shop. If we use only 1000-yen bills to pay the price, how much change will we receive? Assume we use the minimum number of bills required.
n = int(input()) ans = n%1000 if (0<=ans and ans<=500): print(ans) else: print(ans - 500)
s097526879
Accepted
29
9,036
111
n = int(input()) keta = int(n/1000) #print(keta) if(n%1000==0): print(0) else: print((keta+1)*1000-n)
s984737792
p03695
u163320134
2,000
262,144
Wrong Answer
17
3,060
160
In AtCoder, a person who has participated in a contest receives a _color_ , which corresponds to the person's rating as follows: * Rating 1-399 : gray * Rating 400-799 : brown * Rating 800-1199 : green * Rating 1200-1599 : cyan * Rating 1600-1999 : blue * Rating 2000-2399 : yellow * Rating 2400-2799 : or...
n=int(input()) arr=list(map(int,input().split())) for i in range(n): arr[i]=arr[i]//400 cnt=[arr.count(i) for i in range(9)] min=sum(arr[:-1]) max=min+arr[-1]
s591672497
Accepted
17
3,064
268
n=int(input()) arr=list(map(int,input().split())) for i in range(n): arr[i]=arr[i]//400 if arr[i]>=9: arr[i]=8 cnt=[arr.count(i) for i in range(9)] ans=0 for i in range(8): if cnt[i]!=0: ans+=1 if ans==0: print(1,cnt[-1]) else: print(ans,ans+cnt[-1])
s272698461
p03354
u112007848
2,000
1,048,576
Wrong Answer
2,206
35,696
634
We have a permutation of the integers from 1 through N, p_1, p_2, .., p_N. We also have M pairs of two integers between 1 and N (inclusive), represented as (x_1,y_1), (x_2,y_2), .., (x_M,y_M). AtCoDeer the deer is going to perform the following operation on p as many times as desired so that the number of i (1 ≤ i ≤ N)...
def root(i): #print(i) if par[i] == i: return i par[i] = root(par[i]) return par[i] def union(x, y, n): rx = root(x) ry = root(y) if rx != ry: #print(x, y, rx, ry, par) par[ry] = rx for i in range(n): if par[i] == ry: par[i] = rx def same(x, y): return par[x] == par[y] n...
s447985323
Accepted
442
35,420
532
def root(i): if par[i] == i: return i par[i] = root(par[i]) return par[i] def union(x, y): rx = root(x) ry = root(y) if rx != ry: par[ry] = rx def same(x, y): return par[x] == par[y] n,m = map(int, input().split(" ")) p = [0] + list(map(int, input().split(" "))) a = [(list(map(int, input().spli...
s925218694
p03854
u432333240
2,000
262,144
Wrong Answer
99
3,188
329
You are given a string S consisting of lowercase English letters. Another string T is initially empty. Determine whether it is possible to obtain S = T by performing the following operation an arbitrary number of times: * Append one of the following at the end of T: `dream`, `dreamer`, `erase` and `eraser`.
s = input()[::-1] words = ['maerd', 'remaerd', 'esare', 'resare'] count = 0 for _ in range(25000): if count==4: break for word in words: count = 0 l = len(word) if s[0:l] == word: s = s[l:] else: count+=1 if len(s)==0: print('Yes') else: pr...
s414000407
Accepted
81
3,188
344
s = input()[::-1] words = ['maerd', 'remaerd', 'esare', 'resare'] flag = 0 for _ in range(25000): if flag==4 or len(s)==0: break else: flag=0 for word in words: l = len(word) if s[0:l] == word: s = s[l:] else: flag+=1 if flag==4: print('NO'...
s698835558
p03671
u642120132
2,000
262,144
Wrong Answer
17
2,940
62
Snuke is buying a bicycle. The bicycle of his choice does not come with a bell, so he has to buy one separately. He has very high awareness of safety, and decides to buy two bells, one for each hand. The store sells three kinds of bells for the price of a, b and c yen (the currency of Japan), respectively. Find the m...
print(sum(sorted(list(map(int, input().split())))[::-1][0:2]))
s363293947
Accepted
18
3,068
49
print(sum(sorted(map(int, input().split()))[:2]))
s451922681
p03007
u732412551
2,000
1,048,576
Wrong Answer
218
13,980
181
There are N integers, A_1, A_2, ..., A_N, written on a blackboard. We will repeat the following operation N-1 times so that we have only one integer on the blackboard. * Choose two integers x and y on the blackboard and erase these two integers. Then, write a new integer x-y. Find the maximum possible value of the...
N,*A=map(int, open(0).read().split()) A.sort() m,M=A[0],A[-1] B=A[1:-1] for b in B: if b>=0: print(m,b) m-=b else: print(M,b) M-=b print(M,m)
s241668104
Accepted
264
19,916
251
N,*A=map(int, open(0).read().split()) A.sort() m,M=A[0],A[-1] B=A[1:-1] ans=[] for b in B: if b>=0: ans.append((m,b)) m-=b else: ans.append((M,b)) M-=b ans.append((M,m)) print(M-m) for x,y in ans: print(x,y)
s537434169
p03657
u266874640
2,000
262,144
Wrong Answer
17
2,940
129
Snuke is giving cookies to his three goats. He has two cookie tins. One contains A cookies, and the other contains B cookies. He can thus give A cookies, B cookies or A+B cookies to his goats (he cannot open the tins). Your task is to determine whether Snuke can give cookies to his three goats so that each of them ca...
A,B = map(int, input().split()) if A % 3 == 0 or B % 3 == 0 or A + B % 3 ==0: print("Possible") else: print("Impossible")
s797267393
Accepted
17
2,940
132
A,B = map(int, input().split()) if A % 3 == 0 or B % 3 == 0 or (A + B) % 3 ==0: print("Possible") else: print("Impossible")
s125786704
p03449
u410118019
2,000
262,144
Wrong Answer
18
3,188
279
We have a 2 \times N grid. We will denote the square at the i-th row and j-th column (1 \leq i \leq 2, 1 \leq j \leq N) as (i, j). You are initially in the top-left square, (1, 1). You will travel to the bottom-right square, (2, N), by repeatedly moving right or down. The square (i, j) contains A_{i, j} candies. You ...
from itertools import accumulate n = int(input()) a = [tuple(map(int,input().split())) for i in range(2)] b = [list(accumulate(a[0])), [0] * n] for i in range(n): if i == 0: b[1][0] = a[0][0] + a[1][0] else: b[1][i] = min(b[0][i],b[1][i-1]) + a[1][i] print(b[1][n-1])
s332250702
Accepted
17
3,064
279
from itertools import accumulate n = int(input()) a = [tuple(map(int,input().split())) for i in range(2)] b = [list(accumulate(a[0])), [0] * n] for i in range(n): if i == 0: b[1][0] = a[0][0] + a[1][0] else: b[1][i] = max(b[0][i],b[1][i-1]) + a[1][i] print(b[1][n-1])
s084962371
p03815
u481165257
2,000
262,144
Wrong Answer
17
2,940
70
Snuke has decided to play with a six-sided die. Each of its six sides shows an integer 1 through 6, and two numbers on opposite sides always add up to 7. Snuke will first put the die on the table with an arbitrary side facing upward, then repeatedly perform the following operation: * Operation: Rotate the die 90° t...
if __name__ == "__main__": x = int(input()) print(2*(x//11)+1)
s355742731
Accepted
22
2,940
138
if __name__ == "__main__": x = int(input()) x -= 1 n = x//11 m = x%11 ans = 2*(n+1) if m > 5 else 2*n+1 print(ans)
s797928887
p03997
u319612498
2,000
262,144
Wrong Answer
17
2,940
55
You are given a trapezoid. The lengths of its upper base, lower base, and height are a, b, and h, respectively. An example of a trapezoid Find the area of this trapezoid.
a,b,h=(int(input()) for i in range(3)) print((a+b)*h/2)
s943003179
Accepted
17
2,940
61
a,b,h=(int(input()) for i in range(3)) print(int((a+b)*h/2))
s346854966
p03251
u385244248
2,000
1,048,576
Wrong Answer
18
2,940
253
Our world is one-dimensional, and ruled by two empires called Empire A and Empire B. The capital of Empire A is located at coordinate X, and that of Empire B is located at coordinate Y. One day, Empire A becomes inclined to put the cities at coordinates x_1, x_2, ..., x_N under its control, and Empire B becomes incli...
import sys N,M,X,Y = map(int,input().split()) x = list(map(int,input().split())) y = list(map(int,input().split())) for i in range(X+1,Y+1): if max(x) < i <= min(y): continue else: print("war") sys.exit() print("No War")
s477364781
Accepted
18
2,940
226
import sys N,M,X,Y = map(int,input().split()) x = list(map(int,input().split())) y = list(map(int,input().split())) for i in range(X+1,Y+1): if max(x) < i <= min(y): print("No War") sys.exit() print("War")
s162972000
p03371
u867848444
2,000
262,144
Wrong Answer
17
3,060
260
"Pizza At", a fast food chain, offers three kinds of pizza: "A-pizza", "B-pizza" and "AB-pizza". A-pizza and B-pizza are completely different pizzas, and AB-pizza is one half of A-pizza and one half of B-pizza combined together. The prices of one A-pizza, B-pizza and AB-pizza are A yen, B yen and C yen (yen is the curr...
a,b,c,x,y=map(int,input().split()) if a+b<=2*c: print(a*x+b*y,1) else: if a>c and b>c: print(2*max(x,y)*c,2) elif a>c and c>b: print(2*min(x,y)*c+min(b,c)*(y-x),3) elif a<c and b>c: print(2*min(x,y)*c+min(a,c)*(x-y),4)
s775753721
Accepted
32
9,044
190
a, b, c, x, y = map(int,input().split()) res = min(a*x + b*y, max(x, y) * 2 * c) if x < y: temp = x * 2 * c + (y - x) * b else: temp = y * 2 * c + (x - y) * a print(min(res, temp))
s770561050
p03573
u207707177
2,000
262,144
Wrong Answer
19
3,064
578
You are given three integers, A, B and C. Among them, two are the same, but the remaining one is different from the rest. For example, when A=5,B=7,C=5, A and C are the same, but B is different. Find the one that is different from the rest among the given three integers.
rng1 = -100 rng2 = 101 #print(input().split()) inp = [int(i) for i in input().split()] print(inp) x, y, z = [inp[i] for i in range(len(inp))] print("x={},y={},z={}".format(x,y,z)) def dif1(x, y ,z): if not isinstance(x, int) or not isinstance(y, int) or not isinstance(z, int): return False if x not in ...
s834443315
Accepted
19
3,188
582
rng1 = -100 rng2 = 101 #print(input().split()) inp = [int(i) for i in input().split()] #print(inp) x, y, z = [inp[i] for i in range(len(inp))] #print("x={},y={},z={}".format(x,y,z)) def dif1(x, y ,z): if not isinstance(x, int) or not isinstance(y, int) or not isinstance(z, int): return False elif x not...
s918950849
p02694
u641804918
2,000
1,048,576
Wrong Answer
27
12,356
211
Takahashi has a deposit of 100 yen (the currency of Japan) in AtCoder Bank. The bank pays an annual interest rate of 1 % compounded annually. (A fraction of less than one yen is discarded.) Assuming that nothing other than the interest affects Takahashi's balance, in how many years does the balance reach X yen or abo...
import sys sys.setrecursionlimit(200000000) def kane(l,n,m): l *= 1.01 l = l // 1 n += 1 print(l) if l >= m: print(n) exit() kane(l,n,m) X = int(input()) kane(100,0,X)
s566616242
Accepted
25
12,224
198
import sys sys.setrecursionlimit(200000000) def kane(l,n,m): l *= 1.01 l = l // 1 n += 1 if l >= m: print(n) exit() kane(l,n,m) X = int(input()) kane(100,0,X)
s011648185
p03729
u413165887
2,000
262,144
Wrong Answer
17
2,940
95
You are given three strings A, B and C. Check whether they form a _word chain_. More formally, determine whether both of the following are true: * The last character in A and the initial character in B are the same. * The last character in B and the initial character in C are the same. If both are true, print `Y...
a, b, c = input().split() if a[0]==b[0] and b[-1]==c[0]: print("YES") else: print("NO")
s545236514
Accepted
17
2,940
96
a, b, c = input().split() if a[-1]==b[0] and b[-1]==c[0]: print("YES") else: print("NO")
s785788482
p03151
u794173881
2,000
1,048,576
Wrong Answer
166
18,524
833
A university student, Takahashi, has to take N examinations and pass all of them. Currently, his _readiness_ for the i-th examination is A_{i}, and according to his investigation, it is known that he needs readiness of at least B_{i} in order to pass the i-th examination. Takahashi thinks that he may not be able to pa...
N = int(input()) A = list(map(int,input().split())) B = list(map(int,input().split())) Diff = [None]*N #print(A) for i in range(N): Diff[i] = A[i] - B[i] #print(Diff) sort_Diff= sorted(Diff,reverse=True) #print(sort_Diff) flag=0 plus_sum=0 ans=0 zero=0 minus=N for i in range(N): if sort_Diff[i]==0: if f...
s437404435
Accepted
152
18,612
674
N = int(input()) A = list(map(int,input().split())) B = list(map(int,input().split())) Diff = [None]*N for i in range(N): Diff[i] = A[i] - B[i] sort_Diff= sorted(Diff,reverse=True) flag=0 plus_sum=0 ans=0 minus=N+1 for i in range(N): if sort_Diff[i]<0: minus = i break plus_sum += sort_Diff[i] if su...
s414375355
p03546
u879309973
2,000
262,144
Time Limit Exceeded
2,104
3,444
664
Joisino the magical girl has decided to turn every single digit that exists on this world into 1. Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points). She is now standing before a wall. The wall is divided into HW squares in H rows and W columns, and at least one square contains a digit between 0 and...
from itertools import permutations INF = 10**18 def solve(h, w, c, a): v = list(range(10)) dp = [INF] * 10 for p in permutations(v): cost = 0 for i in range(10): if p[i] == 1: break cost += c[p[i]][p[i+1]] dp[p[0]] = min(dp[p[0]], cost) a...
s096005266
Accepted
31
3,444
544
def solve(h, w, c, a): n = 10 dp = c.copy() for k in range(n): for i in range(n): for j in range(n): dp[i][j] = min(dp[i][j], dp[i][k] + dp[k][j]) ans = 0 for i in range(h): for j in range(w): x = a[i][j] if x == -1: ...
s147662131
p04030
u655622461
2,000
262,144
Wrong Answer
17
2,940
101
Sig has built his own keyboard. Designed for ultimate simplicity, this keyboard only has 3 keys on it: the `0` key, the `1` key and the backspace key. To begin with, he is using a plain text editor with this keyboard. This editor always displays one string (possibly empty). Just after the editor is launched, this stri...
s = input() x = '' for i in s: if i == 'B': x += i else: x = x[:-1] print(x)
s800330021
Accepted
17
2,940
101
s = input() x = '' for i in s: if i == 'B': x = x[:-1] else: x += i print(x)
s423661678
p02401
u781194524
1,000
131,072
Wrong Answer
20
5,556
189
Write a program which reads two integers a, b and an operator op, and then prints the value of a op b. The operator op is '+', '-', '*' or '/' (sum, difference, product or quotient). The division should truncate any fractional part.
while True: a,op,b = input().split() if op == "?": break elif op == "+": print(a+b) elif op == "-": print(a-b) elif op == "*": print(a*b) elif op == "/": print(a/b)
s714594280
Accepted
20
5,596
231
while True: a,op,b = input().split() if op == '?': break elif op == '+': print(int(a)+int(b)) elif op == '-': print(int(a)-int(b)) elif op == '*': print(int(a)*int(b)) elif op == '/': print(int(a)//int(b))
s708448460
p02612
u096128910
2,000
1,048,576
Wrong Answer
29
9,144
32
We will buy a product for N yen (the currency of Japan) at a shop. If we use only 1000-yen bills to pay the price, how much change will we receive? Assume we use the minimum number of bills required.
N = int(input()) print(N % 1000)
s388603994
Accepted
30
9,088
63
N = int(input()) print(0 if N % 1000 == 0 else 1000 - N % 1000)
s029371976
p03565
u482157295
2,000
262,144
Wrong Answer
30
9,120
409
E869120 found a chest which is likely to contain treasure. However, the chest is locked. In order to open it, he needs to enter a string S consisting of lowercase English letters. He also found a string S', which turns out to be the string S with some of its letters (possibly all or none) replaced with `?`. One mo...
s = list(input()) t = list(input()) for i in range((len(s))-(len(t)),-1,-1): for j in range(len(t)): if s[i+j] == "?": continue if s[i+j] != t[j]: break else: for k in range(len(t)): s[i+k] = t[k] for l in range(len(s)): if s[l] == ...
s695662002
Accepted
30
9,012
423
s = list(input()) t = list(input()) for i in range((len(s))-(len(t)),-1,-1): for j in range(len(t)): if s[i+j] == "?": continue if s[i+j] != t[j]: break else: for k in range(len(t)): s[i+k] = t[k] for l in range(len(s)): if s[l] == ...
s626820636
p03964
u902462889
2,000
262,144
Wrong Answer
2,104
3,188
476
AtCoDeer the deer is seeing a quick report of election results on TV. Two candidates are standing for the election: Takahashi and Aoki. The report shows the ratio of the current numbers of votes the two candidates have obtained, but not the actual numbers of votes. AtCoDeer has checked the report N times, and when he c...
N = int(input()) lst_S = [] for i in range(N): lst_S.append(input().split()) lst_S[i][0] = int(lst_S[i][0]) lst_S[i][1] = int(lst_S[i][1]) bote_A = lst_S[0][0] bote_B = lst_S[0][1] for i in range(1, N): A_w = lst_S[i][0] B_w = lst_S[i][1] while 1: if (A_w >= bote_A) and (B_w >= bote...
s928513152
Accepted
21
3,188
428
N = int(input()) lst_S = [] for i in range(N): lst_S.append(input().split()) lst_S[i][0] = int(lst_S[i][0]) lst_S[i][1] = int(lst_S[i][1]) bote_A = lst_S[0][0] bote_B = lst_S[0][1] for i in range(1, N): bai_A = (bote_A - 1) // lst_S[i][0] bai_B = (bote_B - 1) // lst_S[i][1] bai = max(bai_A, ...
s783671985
p02936
u698868214
2,000
1,048,576
Wrong Answer
1,531
131,884
606
Given is a rooted tree with N vertices numbered 1 to N. The root is Vertex 1, and the i-th edge (1 \leq i \leq N - 1) connects Vertex a_i and b_i. Each of the vertices has a counter installed. Initially, the counters on all the vertices have the value 0. Now, the following Q operations will be performed: * Operati...
from collections import deque N,Q = map(int,input().split()) ab = [list(map(int,input().split())) for _ in range(N-1)] px = [list(map(int,input().split())) for _ in range(Q)] tree = [[] for _ in range(N)] for a, b in ab: tree[a-1].append(b-1) tree[b-1].append(a-1) counter = [0] * N for p, x in px: counter[p-1] ...
s116812888
Accepted
1,398
127,552
594
from collections import deque N,Q = map(int,input().split()) ab = [list(map(int,input().split())) for _ in range(N-1)] px = [list(map(int,input().split())) for _ in range(Q)] tree = [[] for _ in range(N)] for a, b in ab: tree[a-1].append(b-1) tree[b-1].append(a-1) counter = [0] * N for p, x in px: counter[p-1] ...
s220839737
p03578
u118642796
2,000
262,144
Wrong Answer
309
56,544
336
Rng is preparing a problem set for a qualification round of CODEFESTIVAL. He has N candidates of problems. The difficulty of the i-th candidate is D_i. There must be M problems in the problem set, and the difficulty of the i-th problem must be T_i. Here, one candidate of a problem cannot be used as multiple problems....
N = int(input()) D = [int(i) for i in input().split()] M = int(input()) T = [int(i) for i in input().split()] dic_D = {} for d in D: dic_D[d] = dic_D.get(d,0) + 1 dic_T = {} for t in T: dic_T[t] = dic_T.get(t,0) + 1 for k in dic_T: if dic_T[k]>dic_D.get(k,0): print("YES") break else: ...
s257927878
Accepted
319
56,788
337
N = int(input()) D = [int(i) for i in input().split()] M = int(input()) T = [int(i) for i in input().split()] dic_D = {} for d in D: dic_D[d] = dic_D.get(d,0) + 1 dic_T = {} for t in T: dic_T[t] = dic_T.get(t,0) + 1 for k in dic_T: if dic_T[k]>dic_D.get(k,0): print("NO") break else: ...
s798720128
p03449
u532966492
2,000
262,144
Wrong Answer
18
3,060
186
We have a 2 \times N grid. We will denote the square at the i-th row and j-th column (1 \leq i \leq 2, 1 \leq j \leq N) as (i, j). You are initially in the top-left square, (1, 1). You will travel to the bottom-right square, (2, N), by repeatedly moving right or down. The square (i, j) contains A_{i, j} candies. You ...
import itertools N=int(input()) A=list(itertools.accumulate(map(int,input().split()))) B=[0]+list(itertools.accumulate(map(int,input().split()))) max([A[i]+B[-1]-B[i] for i in range(N)])
s296640906
Accepted
18
3,060
193
import itertools N=int(input()) A=list(itertools.accumulate(map(int,input().split()))) B=[0]+list(itertools.accumulate(map(int,input().split()))) print(max([A[i]+B[-1]-B[i] for i in range(N)]))
s583708336
p03477
u635391905
2,000
262,144
Wrong Answer
17
3,060
304
A balance scale tips to the left if L>R, where L is the total weight of the masses on the left pan and R is the total weight of the masses on the right pan. Similarly, it balances if L=R, and tips to the right if L<R. Takahashi placed a mass of weight A and a mass of weight B on the left pan of a balance scale, and pl...
import sys from math import * if __name__ =="__main__": str_in = input('input with blocks:') num = [int(n) for n in str_in.split()] A,B,C,D=num LEFT=A+B RIGHT=C+D if LEFT>RIGHT: print("Left") elif RIGHT>LEFT: print("Right") else: print("Balanced")
s598293962
Accepted
17
3,060
307
# -*- coding: utf-8 -*- import sys from math import * if __name__ =="__main__": str_in = input() num = [int(n) for n in str_in.split()] A,B,C,D=num LEFT=A+B RIGHT=C+D if LEFT>RIGHT: print("Left") elif RIGHT>LEFT: print("Right") else: print("Balanced")
s392932434
p02409
u748033250
1,000
131,072
Wrong Answer
20
7,684
295
You manage 4 buildings, each of which has 3 floors, each of which consists of 10 rooms. Write a program which reads a sequence of tenant/leaver notices, and reports the number of tenants for each room. For each notice, you are given four integers b, f, r and v which represent that v persons entered to room r of fth fl...
house = [[[0]*8 for i in range(3)] for i in range(4)] num = int(input()) for i in range(num): temp = list(map(int, input().split())) house[temp[0]-1][temp[1]-1][temp[2]-1] = temp[3] for i in range(4): [print(" ".join(map(str, house[i][j]))) for j in range(3)] print("####################")
s793941919
Accepted
20
7,748
434
box = [[[0]*10 for i in range(3)] for j in range(4)] num = int(input()) for i in range(num): temp = list(map(int, input().split())) box[temp[0]-1][temp[1]-1][temp[2]-1] += temp[3] if box[temp[0]-1][temp[1]-1][temp[2]-1] < 0: box[temp[0]-1][temp[1]-1][temp[2]-1] = 0 for i in range(len(box)): [print(" "+...
s943827293
p04043
u379702654
2,000
262,144
Wrong Answer
17
2,940
280
Iroha loves _Haiku_. Haiku is a short form of Japanese poetry. A Haiku consists of three phrases with 5, 7 and 5 syllables, in this order. To create a Haiku, Iroha has come up with three different phrases. These phrases have A, B and C syllables, respectively. Determine whether she can construct a Haiku by using each ...
def solve(xs): if xs.count(5) == 2 and xs.count(7) == 1: print('YES') else: print('NO') solve([ _ for _ in input().split() ])
s270377027
Accepted
17
2,940
143
def solve(xs): if xs.count(5) == 2 and xs.count(7) == 1: print('YES') else: print('NO') solve([ int(_) for _ in input().split() ])
s880224430
p02612
u793225228
2,000
1,048,576
Wrong Answer
30
9,100
88
We will buy a product for N yen (the currency of Japan) at a shop. If we use only 1000-yen bills to pay the price, how much change will we receive? Assume we use the minimum number of bills required.
def Qa(): n = int(input()) print(n % 1000) if __name__ == '__main__': Qa()
s976397704
Accepted
27
9,168
135
def Qa(): n = int(input()) c = n % 1000 if c != 0: c = 1000 - c print(c) if __name__ == '__main__': Qa()
s378298728
p00002
u350804311
1,000
131,072
Wrong Answer
20
7,532
132
Write a program which computes the digit number of sum of two integers a and b.
import sys a = [] for i in sys.stdin: a = list(map(int, input().split())) b = a[0] + a[1] c = str(b) print(len(c))
s884781364
Accepted
30
7,604
89
import sys for s in sys.stdin: a, b = map(int, s.split()) print(len(str(a + b)))
s272145668
p02613
u156397618
2,000
1,048,576
Wrong Answer
159
9,200
243
Takahashi is participating in a programming contest called AXC002, and he has just submitted his code to Problem A. The problem has N test cases. For each test case i (1\leq i \leq N), you are given a string S_i representing the verdict for that test case. Find the numbers of test cases for which the verdict is `AC`,...
import sys N = int(input()) dict = {'AC':0, 'WA':0, 'TLE':0, 'RE':0} for _ in range(N): S = input() if S in dict: i = dict.get(S) i += 1 dict[S] = i for key in dict.keys(): print(key, '×', dict.get(key))
s035663552
Accepted
165
9,112
243
import sys N = int(input()) dict = {'AC':0, 'WA':0, 'TLE':0, 'RE':0} for _ in range(N): S = input() if S in dict: i = dict.get(S) i += 1 dict[S] = i for key in dict.keys(): print(key, 'x', dict.get(key))
s929954251
p03337
u476124554
2,000
1,048,576
Wrong Answer
17
2,940
47
You are given two integers A and B. Find the largest value among A+B, A-B and A \times B.
a,b = map(int,input().split()) max(a+b,a-b,a*b)
s476087907
Accepted
17
2,940
54
a,b = map(int,input().split()) print(max(a+b,a-b,a*b))
s662901827
p03556
u010777300
2,000
262,144
Wrong Answer
283
9,804
54
Find the largest square number not exceeding N. Here, a _square number_ is an integer that can be represented as the square of an integer.
n = int(input()) print(int(n ** 0.5) ** int(n ** 0.5))
s317795283
Accepted
29
9,292
43
n = int(input()) print(int(n ** 0.5) ** 2)
s451284739
p03546
u969190727
2,000
262,144
Wrong Answer
526
27,196
420
Joisino the magical girl has decided to turn every single digit that exists on this world into 1. Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points). She is now standing before a wall. The wall is divided into HW squares in H rows and W columns, and at least one square contains a digit between 0 and...
from scipy.sparse.csgraph import floyd_warshall h,w=map(int,input().split()) table=[[0]*10 for i in range(10)] for i in range(10): C=[int(i) for i in input().split()] for j in range(10): table[i][j]=C[j] d=floyd_warshall(csgraph=table, directed=True, return_predecessors=False) print(d) ans=0 for i in range(h): ...
s892880605
Accepted
208
13,728
437
import sys input=lambda: sys.stdin.readline().rstrip() from scipy.sparse.csgraph import floyd_warshall h,w=map(int,input().split()) table=[] for i in range(10): table.append([int(i) for i in input().split()]) d=floyd_warshall(csgraph=table, directed=True, return_predecessors=False) ans=0 for i in range(h): A=[int...
s373299707
p00101
u308369184
1,000
131,072
Wrong Answer
40
6,720
81
An English booklet has been created for publicizing Aizu to the world. When you read it carefully, you found a misnomer (an error in writing) on the last name of Masayuki Hoshina, the lord of the Aizu domain. The booklet says "Hoshino" not "Hoshina". Your task is to write a program which replace all the words "Hoshino...
n=int(input()) for i in range(n): print(input().replace("Hoshino","hoshina"))
s774078696
Accepted
30
6,720
81
n=int(input()) for i in range(n): print(input().replace("Hoshino","Hoshina"))
s849749439
p03469
u612635771
2,000
262,144
Wrong Answer
27
8,968
41
On some day in January 2018, Takaki is writing a document. The document has a column where the current date is written in `yyyy/mm/dd` format. For example, January 23, 2018 should be written as `2018/01/23`. After finishing the document, she noticed that she had mistakenly wrote `2017` at the beginning of the date col...
s = input() print(s[3].replace("7", "8"))
s926245073
Accepted
27
8,860
33
s = input() print("2018" + s[4:])
s485594202
p03658
u432226259
2,000
262,144
Wrong Answer
17
3,064
316
Snuke has N sticks. The length of the i-th stick is l_i. Snuke is making a snake toy by joining K of the sticks together. The length of the toy is represented by the sum of the individual sticks that compose it. Find the maximum possible length of the toy.
N, K = map(int,input().split()) l = list(map(int,input().split())) sum_raw = [] ans_raw = [] sum = 0 for i in range(0, N): sum += l[i] sum_raw.append(sum) ans_raw.append(sum_raw[K - 1]) for i in range(0, N - K + 1): ans = sum_raw[i + K -1] - sum_raw[i - 1] ans_raw.append(ans) print(ans_raw) print(sum_raw)
s669255003
Accepted
17
3,060
180
N, K = map(int,input().split()) l = list(map(int,input().split())) ans_raw = [] sum = 0 l_new = sorted(l, reverse = True) for i in range(0, K): sum += l_new[i] print(str(sum))
s406956964
p03965
u426764965
2,000
262,144
Wrong Answer
85
18,336
343
AtCoDeer the deer and his friend TopCoDeer is playing a game. The game consists of N turns. In each turn, each player plays one of the two _gestures_ , _Rock_ and _Paper_ , as in Rock-paper-scissors, under the following condition: (※) After each turn, (the number of times the player has played Paper)≦(the number of ti...
def abc046_d(): s = str(input()) n = len(s) if n == 1: return 0 gc = [0] * n pc = [0] * n for i, c in enumerate(s): gc[i] = gc[i-1] + c.count('g') pc[i] = pc[i-1] + c.count('p') print(gc) print(pc) ans = (gc[-1] - pc[-1]) // 2 return ans if __name__ == '__main__'...
s609057281
Accepted
75
16,876
315
def abc046_d(): s = str(input()) n = len(s) if n == 1: return 0 gc = [0] * n pc = [0] * n for i, c in enumerate(s): gc[i] = gc[i-1] + c.count('g') pc[i] = pc[i-1] + c.count('p') ans = (gc[-1] - pc[-1]) // 2 return ans if __name__ == '__main__': print(abc046_d())
s395916459
p02613
u079656139
2,000
1,048,576
Wrong Answer
150
16,440
312
Takahashi is participating in a programming contest called AXC002, and he has just submitted his code to Problem A. The problem has N test cases. For each test case i (1\leq i \leq N), you are given a string S_i representing the verdict for that test case. Find the numbers of test cases for which the verdict is `AC`,...
import collections N = int(input()) S = [] for _ in range(N): S.append(input()) counter = collections.Counter(S) AC = counter['AC'] WA = counter['WA'] TLE = counter['TLE'] RE = counter['RE'] print("AC × {}".format(AC)) print("WA × {}".format(WA)) print("TLE × {}".format(TLE)) print("RE × {}".format(RE))
s868768503
Accepted
159
16,412
308
import collections N = int(input()) S = [] for _ in range(N): S.append(input()) counter = collections.Counter(S) AC = counter['AC'] WA = counter['WA'] TLE = counter['TLE'] RE = counter['RE'] print("AC x {}".format(AC)) print("WA x {}".format(WA)) print("TLE x {}".format(TLE)) print("RE x {}".format(RE))
s374189585
p03673
u404676457
2,000
262,144
Wrong Answer
2,105
20,176
242
You are given an integer sequence of length n, a_1, ..., a_n. Let us consider performing the following n operations on an empty sequence b. The i-th operation is as follows: 1. Append a_i to the end of b. 2. Reverse the order of the elements in b. Find the sequence b obtained after these n operations.
n = int(input()) a = input().split() ans = [] isf = True for i in range(n): if isf: ans.append(a[i]) isf = False else: ans = [a[i]] + ans isf = True if n % 2 == 1: ans.reverse() print(''.join(ans))
s722310204
Accepted
52
26,180
154
n = int(input()) a = input().split() ans1 = a[1::2] ans2 = a[0::2] ans1.reverse() ans = ans1 + ans2 if n % 2 == 1: ans.reverse() print(' '.join(ans))
s274614392
p03090
u187205913
2,000
1,048,576
Wrong Answer
635
4,128
655
You are given an integer N. Build an undirected graph with N vertices with indices 1 to N that satisfies the following two conditions: * The graph is simple and connected. * There exists an integer S such that, for every vertex, the sum of the indices of the vertices adjacent to that vertex is S. It can be proved...
n = int(input()) l = [] if n%2==1: for i in range((n-1)//2): l.append([i+1,n-1-i]) l.append([n,n]) else: for i in range(n//2): l.append([i+1,n-i]) ans = [] for i in range(len(l)): for j in range(len(l)): if i==j: continue ret1 = [l[i][0],l[j][0]] ret2 ...
s875244546
Accepted
641
4,132
671
n = int(input()) l = [] if n%2==1: for i in range((n-1)//2): l.append([i+1,n-1-i]) l.append([n,n]) else: for i in range(n//2): l.append([i+1,n-i]) ans = [] for i in range(len(l)): for j in range(len(l)): if i==j: continue ret1 = [l[i][0],l[j][0]] ret2 ...
s273803645
p02257
u017435045
1,000
131,072
Wrong Answer
20
5,580
281
A prime number is a natural number which has exactly two distinct natural number divisors: 1 and itself. For example, the first four prime numbers are: 2, 3, 5 and 7. Write a program which reads a list of _N_ integers and prints the number of prime numbers in the list.
import math def isprime(x): if x ==2: return True if x<2 or x%2 ==0: return False else: sx = int(math.sqrt(x)) a = 0 for i in range(3,sx+1,2): if x%i ==0: return False return True
s192590131
Accepted
210
5,672
349
import math def isprime(x): if x ==2: return True if x<2 or x%2 ==0: return False else: sx = int(math.sqrt(x)) for i in range(3,sx+1,2): if x%i ==0: return False return True a = 0 n = int(input()) for i in range(n): a+= isp...
s262899478
p03778
u395202850
2,000
262,144
Wrong Answer
18
2,940
48
AtCoDeer the deer found two rectangles lying on the table, each with height 1 and width W. If we consider the surface of the desk as a two-dimensional plane, the first rectangle covers the vertical range of AtCoDeer will move the second rectangle horizontally so that it connects with the first rectangle. Find the min...
w,a,b = map(int,input().split()) print(abs(a-b))
s937690177
Accepted
17
2,940
91
w, a, b = map(int, input().split()) c = max(a, b) - min(a, b) - w print(c if c > 0 else 0)
s805048133
p03479
u652656291
2,000
262,144
Wrong Answer
18
2,940
42
As a token of his gratitude, Takahashi has decided to give his mother an integer sequence. The sequence A needs to satisfy the conditions below: * A consists of integers between X and Y (inclusive). * For each 1\leq i \leq |A|-1, A_{i+1} is a multiple of A_i and strictly greater than A_i. Find the maximum possibl...
a,b = map(int,input().split()) print(b//a)
s054059730
Accepted
17
2,940
127
a,b = map(int,input().split()) ans = 0 for i in range(10**18+1): if a*(2**i) <= b: ans += 1 else: break print(ans)
s136731870
p03644
u629276590
2,000
262,144
Wrong Answer
17
2,940
71
Takahashi loves numbers divisible by 2. You are given a positive integer N. Among the integers between 1 and N (inclusive), find the one that can be divisible by 2 for the most number of times. The solution is always unique. Here, the number of times an integer can be divisible by 2, is how many times the integer can...
n=int(input()) for i in range(n): if 2**i<=n: print(2**i)
s806348048
Accepted
17
3,060
199
n = int(input()) ans = 0 out = 1 for i in range(1, n + 1): cnt = 0 while i % 2 == 0: i //= 2 cnt += 1 if cnt > ans: ans = cnt out = i * 2 ** ans print(out)
s762547105
p03494
u498486375
2,000
262,144
Wrong Answer
19
2,940
240
There are N positive integers written on a blackboard: A_1, ..., A_N. Snuke can perform the following operation when all integers on the blackboard are even: * Replace each integer X on the blackboard by X divided by 2. Find the maximum possible number of operations that Snuke can perform.
N=int(input()) l=list(map(int, input().split())) n=0 def power(figure): if figure%2==0: return True else: return False while len(list(filter(power,l)))==N: k=map(lambda x: x/2,l) l=list(k) n=+1 print(n)
s770635048
Accepted
20
3,060
186
n=int(input()) l=list(map(int, input().split())) a=[] for i in range(n): a.append(0) for i in range(n): while l[i]%2==0: l[i] /= 2 a[i] +=1 print(min(a))
s603891341
p03455
u661647607
2,000
262,144
Wrong Answer
17
2,940
86
AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd.
a, b = map(int, input().split()) if (a | b) & 0: print("Even") else: print("Odd")
s473932593
Accepted
17
3,064
94
a, b = map(int, input().split()) if (a & 1) and (b & 1): print("Odd") else: print("Even")
s084736782
p03474
u395620499
2,000
262,144
Wrong Answer
27
8,908
192
The postal code in Atcoder Kingdom is A+B+1 characters long, its (A+1)-th character is a hyphen `-`, and the other characters are digits from `0` through `9`. You are given a string S. Determine whether it follows the postal code format in Atcoder Kingdom.
a,b = map(int, input().split()) s = input() ok = True ok = ok and s[0:a].isdecimal() ok = ok and s[a] == '-' ok = ok and s[a+1:-1].isdecimal() if ok: print("yes") else: print("no")
s761981596
Accepted
28
9,172
190
a,b = map(int, input().split()) s = input() ok = True ok = ok and s[0:a].isdecimal() ok = ok and s[a] == '-' ok = ok and s[a+1:].isdecimal() if ok: print("Yes") else: print("No")
s602245661
p02612
u693105608
2,000
1,048,576
Wrong Answer
27
9,108
94
We will buy a product for N yen (the currency of Japan) at a shop. If we use only 1000-yen bills to pay the price, how much change will we receive? Assume we use the minimum number of bills required.
n = int(input()) a = n / 1000 if int(a) == a: print('0') else: a = int(a) + 1 a = a * 1000
s756479859
Accepted
28
9,172
105
n = int(input()) a = n / 1000 if int(a) == a: print('0') else: a = int(a) + 1 a = a * 1000 print(a-n)
s264852291
p03478
u468972478
2,000
262,144
Wrong Answer
43
9,108
150
Find the sum of the integers between 1 and N (inclusive), whose sum of digits written in base 10 is between A and B (inclusive).
n, a, b = map(int, input().split()) t = 0 for i in range(1, n+1): s = 0 for j in str(i): s += int(j) if a <= s <= b: t += s print(t)
s233947090
Accepted
41
9,036
146
n, a, b = map(int, input().split()) t = 0 for i in range(1, n+1): s = 0 for j in str(i): s += int(j) if a <= s <= b: t += i print(t)
s317154899
p03693
u623231048
2,000
262,144
Wrong Answer
17
2,940
107
AtCoDeer has three cards, one red, one green and one blue. An integer between 1 and 9 (inclusive) is written on each card: r on the red card, g on the green card and b on the blue card. We will arrange the cards in the order red, green and blue from left to right, and read them as a three-digit integer. Is this i...
li = list(map(int,input().split())) print('Yes' if (li[0] * 100 + li[1] * 10 + li[2]) % 4 == 0 else 'No')
s650311795
Accepted
17
2,940
107
li = list(map(int,input().split())) print('YES' if (li[0] * 100 + li[1] * 10 + li[2]) % 4 == 0 else 'NO')
s932376022
p03455
u597047658
2,000
262,144
Wrong Answer
20
2,940
109
AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd.
a, b = map(int, input().split()) if (a % 2 == 1) and (b % 2 == 1): print('odd') else: print('even')
s623046170
Accepted
19
2,940
109
a, b = map(int, input().split()) if (a % 2 == 1) and (b % 2 == 1): print('Odd') else: print('Even')
s940673376
p02389
u517275798
1,000
131,072
Wrong Answer
20
5,580
87
Write a program which calculates the area and perimeter of a given rectangle.
a, b = map(int, input(). split()) x = a+a+b+b y = a*b print('長さ=', x,'面積=', y)
s826043344
Accepted
20
5,576
66
a, b = map(int, input(). split()) x = a*b y = a*2+b+b print(x, y)
s221034670
p03759
u442636632
2,000
262,144
Wrong Answer
36
9,160
139
Three poles stand evenly spaced along a line. Their heights are a, b and c meters, from left to right. We will call the arrangement of the poles _beautiful_ if the tops of the poles lie on the same line, that is, b-a = c-b. Determine whether the arrangement of the poles is beautiful.
a, b, c = map(int, input().split()) if b - a == c - b: print('Yes') else: print('No')
s335010356
Accepted
28
9,144
139
a, b, c = map(int, input().split()) if b - a == c - b: print('YES') else: print('NO')
s336279021
p02843
u527993431
2,000
1,048,576
Wrong Answer
17
2,940
69
AtCoder Mart sells 1000000 of each of the six items below: * Riceballs, priced at 100 yen (the currency of Japan) each * Sandwiches, priced at 101 yen each * Cookies, priced at 102 yen each * Cakes, priced at 103 yen each * Candies, priced at 104 yen each * Computers, priced at 105 yen each Takahashi want...
X=int(input()) Y=X%100 Z=X//100 if X>(Z*5): print(0) else: print(1)
s738902474
Accepted
17
2,940
70
X=int(input()) Y=X%100 Z=X//100 if Y>(Z*5): print(0) else: print(1)
s102410667
p03636
u902151549
2,000
262,144
Wrong Answer
17
2,940
53
The word `internationalization` is sometimes abbreviated to `i18n`. This comes from the fact that there are 18 letters between the first `i` and the last `n`. You are given a string s of length at least 3 consisting of lowercase English letters. Abbreviate s in the same way.
import math s=input() print(s[0]+str(len(s)-1)+s[-1])
s823518149
Accepted
18
2,940
53
import math s=input() print(s[0]+str(len(s)-2)+s[-1])
s422194374
p03814
u282277161
2,000
262,144
Wrong Answer
27
9,436
64
Snuke has decided to construct a string that starts with `A` and ends with `Z`, by taking out a substring of a string s (that is, a consecutive part of s). Find the greatest length of the string Snuke can construct. Here, the test set guarantees that there always exists a substring of s that starts with `A` and ends w...
s = input() a = s.find("A") z = s.rfind("Z") print(s[a:z + 1])
s997788194
Accepted
29
9,056
63
s = input() a = s.find("A") z = s.rfind("Z") print(z - a + 1)
s941017881
p03605
u889405092
2,000
262,144
Wrong Answer
26
9,012
65
It is September 9 in Japan now. You are given a two-digit integer N. Answer the question: Is 9 contained in the decimal notation of N?
N = input() if "9" in "N": print("YES") else: print("NO")
s318449655
Accepted
27
9,092
63
N = input() if "9" in N: print("Yes") else: print("No")
s587334714
p03455
u863370423
2,000
262,144
Wrong Answer
17
2,940
95
AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd.
a, b = [int(i) for i in input().split()] if a * b % 2 == 0: print('Odd') else: print('Even')
s683685479
Accepted
17
2,940
146
x = input() x = x.split(" ") product = 1 for i in x: product *= int(i) if product % 2 == 0: print ("Even") else: print ("Odd")
s200715838
p02401
u106285852
1,000
131,072
Wrong Answer
20
7,592
1,260
Write a program which reads two integers a, b and an operator op, and then prints the value of a op b. The operator op is '+', '-', '*' or '/' (sum, difference, product or quotient). The division should truncate any fractional part.
# import import sys for inputData in sys.stdin: inputData = inputData.split(" ") a, b, op = int(inputData[0]), int(inputData[2]), inputData[1] retVal = 0 if op == '?': break if op == '+': retVal = a + b elif op == '-': retVal = a - b elif op == '*':...
s268336374
Accepted
20
7,696
1,259
# import import sys for inputData in sys.stdin: inputList = inputData.split() a, op, b = int(inputList[0]), inputList[1], int(inputList[2]) retVal = 0 if op == '?': break elif op == '+': retVal = a + b elif op == '-': retVal = a - b elif op == '*': ...
s530868906
p03377
u652569315
2,000
262,144
Wrong Answer
17
2,940
85
There are a total of A + B cats and dogs. Among them, A are known to be cats, but the remaining B are not known to be either cats or dogs. Determine if it is possible that there are exactly X cats among these A + B animals.
a,b,x=map(int,input().split()) if x>=a and a+b>=x: print('YEs') else: print('NO')
s380082835
Accepted
17
2,940
86
a,b,x=map(int,input().split()) if x>=a and a+b>=x: print('YES') else: print('NO')
s427982869
p02612
u858464419
2,000
1,048,576
Wrong Answer
30
9,144
42
We will buy a product for N yen (the currency of Japan) at a shop. If we use only 1000-yen bills to pay the price, how much change will we receive? Assume we use the minimum number of bills required.
n = int(input()) print(n-(n // 1000)*1000)
s051970313
Accepted
29
9,152
87
n = int(input()) if n%1000 == 0: print(0) else: print((n // 1000 + 1)*1000 - n)
s561662402
p03379
u328755070
2,000
262,144
Wrong Answer
2,104
128,992
209
When l is an odd number, the median of l numbers a_1, a_2, ..., a_l is the (\frac{l+1}{2})-th largest value among a_1, a_2, ..., a_l. You are given N numbers X_1, X_2, ..., X_N, where N is an even number. For each i = 1, 2, ..., N, let the median of X_1, X_2, ..., X_N excluding X_i, that is, the median of X_1, X_2, .....
def mid(n): return int((n + 1) / 2) N = int(input()) X = list(map(int, input().split())) save = X[:] for i in range(N): X = save[:] del X[i] X.sort() print(X[mid(N - 1) - 1]) print(X)
s837819932
Accepted
350
26,772
163
N = int(input()) X = list(map(int, input().split())) S = sorted(X) for i in range(N): if X[i] <= S[N//2 - 1]: print(S[N//2]) else: print(S[N//2 -1])
s431300261
p03149
u303059352
2,000
1,048,576
Wrong Answer
17
2,940
104
You are given four digits N_1, N_2, N_3 and N_4. Determine if these can be arranged into the sequence of digits "1974".
[print("YES" if 1 in n and 4 in n and 7 in n and 9 in n else "No") for n in [map(int, input().split())]]
s423288945
Accepted
17
2,940
168
while(True): try: n = input().split() print("YES" if '1' in n and '9' in n and '7' in n and '4' in n else "NO") except EOFError: exit()
s775241745
p02606
u546236742
2,000
1,048,576
Wrong Answer
29
9,160
146
How many multiples of d are there among the integers between L and R (inclusive)?
a, b, c = list(map(int, input().split())) s = a / c + 1 n = 1 while True: if s * c < b: n += 1 s += 1 else: break print(n + 1)
s235193241
Accepted
30
9,156
103
a, b, c = list(map(int, input().split())) d = b - a n = int(d / c) if b % c == 0: n += 1 print(n)
s415221608
p03131
u653807637
2,000
1,048,576
Wrong Answer
17
3,060
277
Snuke has one biscuit and zero Japanese yen (the currency) in his pocket. He will perform the following operations exactly K times in total, in the order he likes: * Hit his pocket, which magically increases the number of biscuits by one. * Exchange A biscuits to 1 yen. * Exchange 1 yen to B biscuits. Find the ...
def main(): k, a, b = list(map(int, input().split())) n = 1 if a >= k - 1: print(n + k) return n += a - 1 k -= a - 1 print(n, k, a, b) if b - a >= 2 and k >= 2: n += (b - a) * (k // 2) + k % 2 else: n += k print(n) if __name__ == '__main__': main()
s616328288
Accepted
20
3,060
277
def main(): k, a, b = list(map(int, input().split())) n = 1 if a > k - 1: print(n + k) return n += a - 1 k -= a - 1 #print(n, k, a, b) if b - a >= 2 and k >= 2: n += (b - a) * (k // 2) + k % 2 else: n += k print(n) if __name__ == '__main__': main()
s697189264
p03408
u811202694
2,000
262,144
Wrong Answer
22
3,064
360
Takahashi has N blue cards and M red cards. A string is written on each card. The string written on the i-th blue card is s_i, and the string written on the i-th red card is t_i. Takahashi will now announce a string, and then check every card. Each time he finds a blue card with the string announced by him, he will ea...
n = int(input()) dic = {} for i in range(n): word = input() if word in dic: dic[word] += 1 else: dic[word] = 1 m = int(input()) for j in range(m): word = input() if word in dic: dic[word] -= 1 else: dic[word] = -1 total = 0 for i,j in dic.items(): if j...
s287945792
Accepted
17
3,060
317
n = int(input()) dic = {} for i in range(n): word = input() if word in dic: dic[word] += 1 else: dic[word] = 1 m = int(input()) for j in range(m): word = input() if word in dic: dic[word] -= 1 else: dic[word] = -1 print(max(0,max(dic[x] for x in dic)))
s376989389
p03699
u879870653
2,000
262,144
Wrong Answer
18
3,060
301
You are taking a computer-based examination. The examination consists of N questions, and the score allocated to the i-th question is s_i. Your answer to each question will be judged as either "correct" or "incorrect", and your grade will be the sum of the points allocated to questions that are answered correctly. When...
N = int(input()) L = [int(input()) for i in range(N)] L = sorted(L,reverse=True) flag = 0 while flag == 0 : if sum(L) % 10 != 0 : ans = sum(L) flag = 1 else : if len(L) >= 1 : L.pop(0) else : flag = 1 ans = 0 print(ans)
s074655400
Accepted
17
3,060
218
N = int(input()) L = [int(input()) for i in range(N)] L = sorted(L) ans = sum(L) if ans % 10 == 0 : for l in L : if l % 10 != 0 : ans -= l break else : ans = 0 print(ans)
s222825077
p03494
u957872856
2,000
262,144
Time Limit Exceeded
2,104
2,940
189
There are N positive integers written on a blackboard: A_1, ..., A_N. Snuke can perform the following operation when all integers on the blackboard are even: * Replace each integer X on the blackboard by X divided by 2. Find the maximum possible number of operations that Snuke can perform.
a = int(input()) b = list(map(int,input().split())) num = 0 while True: for i in range(a): if b[i] % 2 == 0: c = b[i] / 2 b[i] = c num += 1 else: break
s063162354
Accepted
19
3,060
134
n = int(input()) A = list(map(int,input().split())) ans = 0 while all(a%2==0 for a in A): A = [a/2 for a in A] ans += 1 print(ans)
s465890462
p03369
u073646027
2,000
262,144
Wrong Answer
30
9,296
123
In "Takahashi-ya", a ramen restaurant, a bowl of ramen costs 700 yen (the currency of Japan), plus 100 yen for each kind of topping (boiled egg, sliced pork, green onions). A customer ordered a bowl of ramen and told which toppings to put on his ramen to a clerk. The clerk took a memo of the order as a string S. S is ...
import collections a=list(input()) print(a) print(a.count("o")) A = collections.Counter(a) x = (A["o"]) print(700+100*x)
s065315290
Accepted
34
9,344
93
import collections a=list(input()) A = collections.Counter(a) x = (A["o"]) print(700+100*x)
s860874084
p03672
u090225501
2,000
262,144
Wrong Answer
17
2,940
117
We will call a string that can be obtained by concatenating two equal strings an _even_ string. For example, `xyzxyz` and `aaaaaa` are even, while `ababab` and `xyzxy` are not. You are given an even string S consisting of lowercase English letters. Find the length of the longest even string that can be obtained by del...
s = input() n = (len(s) - 1) // 2 for i in reversed(range(1, n + 1)): if s[:i] == s[i:2*i]: print(i) break
s144261493
Accepted
17
2,940
121
s = input() n = (len(s) - 1) // 2 for i in reversed(range(1, n + 1)): if s[:i] == s[i:2*i]: print(2 * i) break
s629192177
p03731
u329865314
2,000
262,144
Wrong Answer
106
25,200
178
In a public bath, there is a shower which emits water for T seconds when the switch is pushed. If the switch is pushed when the shower is already emitting water, from that moment it will be emitting water for T seconds. Note that it does not mean that the shower emits water for T additional seconds. N people will pus...
tmp = list(map(int,input().split())) n,t = tmp[0],tmp[1] ts = list(map(int,input().split())) ans = t for i in ts[1:]: if i < t: ans += (t-i) else: ans += t print(ans)
s397863791
Accepted
151
26,836
206
tmp = list(map(int,input().split())) n,t = tmp[0],tmp[1] ts = list(map(int,input().split())) ans = t for i in range(n-1): if ts[i+1] - ts[i] < t: ans += ts[i+1] - ts[i] else: ans += t print(ans)
s792238101
p03494
u085530099
2,000
262,144
Wrong Answer
18
2,940
154
There are N positive integers written on a blackboard: A_1, ..., A_N. Snuke can perform the following operation when all integers on the blackboard are even: * Replace each integer X on the blackboard by X divided by 2. Find the maximum possible number of operations that Snuke can perform.
x = input() list = x.split() count = 0 for i in list: if int(i) % 2 == 0: count += 1 list = [] list.append(i) else: break print(count)
s141482598
Accepted
20
3,060
234
n = int(input()) x = input().split() count = 0 flg = 0 while flg == 0: for i in range(0, n): if int(x[i]) % 2 != 0: flg = 1 if flg == 0: count += 1 for i in range(0, n): x[i] = int(x[i]) / 2 print(count)
s457190475
p03854
u850290441
2,000
262,144
Wrong Answer
62
9,128
386
You are given a string S consisting of lowercase English letters. Another string T is initially empty. Determine whether it is possible to obtain S = T by performing the following operation an arbitrary number of times: * Append one of the following at the end of T: `dream`, `dreamer`, `erase` and `eraser`.
S = input() def solve(T) : while 1: flag = True for i in ("dream", "dreamer", "erase", "eraser"): if T.endswith(i): T = T[: -len(i)] flag = False break if flag: print("NO") break if...
s798519009
Accepted
61
9,320
386
S = input() def solve(T) : while 1: flag = True for i in ("dream", "dreamer", "erase", "eraser"): if T.endswith(i): T = T[: -len(i)] flag = False break if flag: print("NO") break if...
s613473111
p04044
u798316285
2,000
262,144
Wrong Answer
17
3,060
76
Iroha has a sequence of N strings S_1, S_2, ..., S_N. The length of each string is L. She will concatenate all of the strings in some order, to produce a long string. Among all strings that she can produce in this way, find the lexicographically smallest one. Here, a string s=s_1s_2s_3...s_n is _lexicographically sm...
n,l=map(int,input().split()) S=[input() for i in range(n)] print(*sorted(S))
s404304840
Accepted
17
3,060
83
n,l=map(int,input().split()) S=[input() for i in range(n)] print(*sorted(S),sep="")
s957485723
p03386
u665038048
2,000
262,144
Wrong Answer
2,104
27,216
200
Print all the integers that satisfies the following in ascending order: * Among the integers between A and B (inclusive), it is either within the K smallest integers or within the K largest integers.
A, B, K = map(int, input().split()) if 2 * K >= A - B: for i in range(A, B+1): print(i) else: for i in range(K-1): print(A+i) for i in range(K-1, 0, -1): print(B-i)
s114752361
Accepted
17
3,060
135
A, B, K = map(int, input().split()) for i in range(A, min(B, A+K-1)+1): print(i) for i in range(max(B-K+1, A+K), B+1): print(i)
s170051254
p02742
u038819082
2,000
1,048,576
Wrong Answer
18
2,940
50
We have a board with H horizontal rows and W vertical columns of squares. There is a bishop at the top-left square on this board. How many squares can this bishop reach by zero or more movements? Here the bishop can only move diagonally. More formally, the bishop can move from the square at the r_1-th row (from the to...
H,W=map(int,input().split()) c=H*W+H*W//2 print(c)
s178204211
Accepted
17
2,940
107
H,W=map(int,input().split()) if H==1 or W==1: c=1 elif H*W%2==0: c=H*W//2 else:c=H*W//2+1 print(c)
s129115581
p04043
u080945673
2,000
262,144
Wrong Answer
17
2,940
102
Iroha loves _Haiku_. Haiku is a short form of Japanese poetry. A Haiku consists of three phrases with 5, 7 and 5 syllables, in this order. To create a Haiku, Iroha has come up with three different phrases. These phrases have A, B and C syllables, respectively. Determine whether she can construct a Haiku by using each ...
a = list(map(int , input().split())) a.sort() if a == [5,5,7]: print("Yes") else: print("No")
s407152093
Accepted
17
2,940
102
a = list(map(int , input().split())) a.sort() if a == [5,5,7]: print("YES") else: print("NO")
s003373791
p03587
u223904637
2,000
262,144
Wrong Answer
17
2,940
74
Snuke prepared 6 problems for a upcoming programming contest. For each of those problems, Rng judged whether it can be used in the contest or not. You are given a string S of length 6. If the i-th character of s is `1`, it means that the i-th problem prepared by Snuke is accepted to be used; `0` means that the problem...
s=list(input()) ans=0 for i in s: if s=='1': ans+=1 print(ans)
s429529455
Accepted
17
2,940
74
s=list(input()) ans=0 for i in s: if i=='1': ans+=1 print(ans)
s829198920
p02255
u391228754
1,000
131,072
Wrong Answer
30
7,604
243
Write a program of the Insertion Sort algorithm which sorts a sequence A in ascending order. The algorithm should be based on the following pseudocode: for i = 1 to A.length-1 key = A[i] /* insert A[i] into the sorted sequence A[0,...,j-1] */ j = i - 1 while j >= 0 and A[j] > key ...
n = int(input()) num = list(map(int, input().split())) for i in range(len(num)-1): key = num[i+1] j = i while j >= 0 and num[j] > key: num[j+1] = num[j] j -= 1 num[j+1] = key print(" ".join(map(str, num)))
s189586559
Accepted
30
7,664
279
n = int(input()) num = list(map(int, input().split())) print(" ".join(map(str, num))) for i in range(len(num)-1): key = num[i+1] j = i while j >= 0 and num[j] > key: num[j+1] = num[j] j -= 1 num[j+1] = key print(" ".join(map(str, num)))
s358198719
p03696
u853586331
2,000
262,144
Wrong Answer
17
2,940
138
You are given a string S of length N consisting of `(` and `)`. Your task is to insert some number of `(` and `)` into S to obtain a _correct bracket sequence_. Here, a correct bracket sequence is defined as follows: * `()` is a correct bracket sequence. * If X is a correct bracket sequence, the concatenation of...
N=int(input()) S=input() u=0 l=0 r=0 for c in S: if(c=="("): u+=1 else: if(u): u-=1 else: l-=1 r=u print("("*l+S+")"*r)
s159483460
Accepted
17
2,940
141
N=int(input()) S=input() u=0 l=0 r=0 for c in S: if(c=="("): u+=1 else: if(u): u-=1 else: l+=1 r=u print("("*l+S+")"*r)
s240449085
p03605
u027675217
2,000
262,144
Wrong Answer
17
2,940
77
It is September 9 in Japan now. You are given a two-digit integer N. Answer the question: Is 9 contained in the decimal notation of N?
n = str(input()) if n[1] == 9 or n[0] == 9: print("Yes") else: print("No")
s698685960
Accepted
22
2,940
81
n = str(input()) if n[1] == "9" or n[0] == "9": print("Yes") else: print("No")
s235492833
p02747
u919730120
2,000
1,048,576
Wrong Answer
17
3,060
261
A Hitachi string is a concatenation of one or more copies of the string `hi`. For example, `hi` and `hihi` are Hitachi strings, while `ha` and `hii` are not. Given a string S, determine whether S is a Hitachi string.
import sys input = sys.stdin.readline from math import floor def main(): #n,p=map(int,input().split()) s=input() cnt=len(s)//2 chk='hi'*cnt if s==chk: print('Yes') else: print('No') if __name__ == '__main__': main()
s518966062
Accepted
19
3,060
215
import sys #input = sys.stdin.readline def main(): s=input() cnt=len(s)//2 chk='hi'*cnt if s==chk and s!='': print('Yes') else: print('No') if __name__ == '__main__': main()
s472902765
p02694
u277429554
2,000
1,048,576
Wrong Answer
31
9,160
116
Takahashi has a deposit of 100 yen (the currency of Japan) in AtCoder Bank. The bank pays an annual interest rate of 1 % compounded annually. (A fraction of less than one yen is discarded.) Assuming that nothing other than the interest affects Takahashi's balance, in how many years does the balance reach X yen or abo...
# 165 B x = int(input()) d = 100 n = 0 inc = (1 / 100) while d <= x: d = d + int(inc * d) n += 1 print(n)
s575270182
Accepted
25
9,164
96
# 165 B x = int(input()) d= 100 yr = 0 while d < x: d += (d // 100) yr += 1 print(yr)
s480084937
p03964
u835534360
2,000
262,144
Wrong Answer
20
3,064
443
AtCoDeer the deer is seeing a quick report of election results on TV. Two candidates are standing for the election: Takahashi and Aoki. The report shows the ratio of the current numbers of votes the two candidates have obtained, but not the actual numbers of votes. AtCoDeer has checked the report N times, and when he c...
import sys def v(): N=int(sys.stdin.readline()) P=[] pt,pa=tuple(map(int,sys.stdin.readline().split())) res=pt+pa print(res) for _ in [0]*(N-1): xt,xa=tuple(map(int,sys.stdin.readline().split())) xs=xt+xa kt=pt//xt if pt%xt ==0 else pt//xt+1 ka=pa//xa if pa%xa ==0...
s420508749
Accepted
19
3,064
428
import sys def v(): N=int(sys.stdin.readline()) P=[] pt,pa=tuple(map(int,sys.stdin.readline().split())) res=pt+pa for _ in [0]*(N-1): xt,xa=tuple(map(int,sys.stdin.readline().split())) xs=xt+xa kt=pt//xt if pt%xt ==0 else pt//xt+1 ka=pa//xa if pa%xa ==0 else pa//xa+1 ...