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Provide tags and a correct Python 3 solution for this coding contest problem. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of offices in the new building of the Tax Office giv...
instruction
0
92,175
20
184,350
Tags: combinatorics, math Correct Solution: ``` a = input() print(2 ** (int(a)+1) - 2) ```
output
1
92,175
20
184,351
Provide tags and a correct Python 3 solution for this coding contest problem. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of offices in the new building of the Tax Office giv...
instruction
0
92,176
20
184,352
Tags: combinatorics, math Correct Solution: ``` n = int(input()) print(sum(2**(i + 1) for i in range(n))) ```
output
1
92,176
20
184,353
Provide tags and a correct Python 3 solution for this coding contest problem. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of offices in the new building of the Tax Office giv...
instruction
0
92,177
20
184,354
Tags: combinatorics, math Correct Solution: ``` num_digits = int(input()) print(sum(2 ** i for i in range(1, num_digits + 1))) ```
output
1
92,177
20
184,355
Provide tags and a correct Python 3 solution for this coding contest problem. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of offices in the new building of the Tax Office giv...
instruction
0
92,178
20
184,356
Tags: combinatorics, math Correct Solution: ``` n = 56 lista = [1] * n lista[0] = 0 lista[1] = 2 for i in range(2, n): lista[i] = lista[i - 1] + 2 ** i dig = int(input()) print(lista[dig]) ```
output
1
92,178
20
184,357
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of of...
instruction
0
92,179
20
184,358
Yes
output
1
92,179
20
184,359
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of of...
instruction
0
92,180
20
184,360
Yes
output
1
92,180
20
184,361
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of of...
instruction
0
92,181
20
184,362
Yes
output
1
92,181
20
184,363
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of of...
instruction
0
92,182
20
184,364
Yes
output
1
92,182
20
184,365
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of of...
instruction
0
92,183
20
184,366
No
output
1
92,183
20
184,367
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of of...
instruction
0
92,184
20
184,368
No
output
1
92,184
20
184,369
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of of...
instruction
0
92,185
20
184,370
No
output
1
92,185
20
184,371
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The numbers of all offices in the new building of the Tax Office of IT City will have lucky numbers. Lucky number is a number that consists of digits 7 and 8 only. Find the maximum number of of...
instruction
0
92,186
20
184,372
No
output
1
92,186
20
184,373
Provide tags and a correct Python 3 solution for this coding contest problem. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least one common (the same) digit in their decimal re...
instruction
0
92,930
20
185,860
Tags: implementation Correct Solution: ``` import math def check(s1,s2): for i in range(len(s1)): for j in range(len(s2)): if(s1[i]==s2[j]): return True return False N = int(input()) div = 0 bound = math.floor(math.sqrt(N)) for i in range(bound): k = i+1 if(N%k==0): f1 = str(k) f2 = str(N//k) if(ch...
output
1
92,930
20
185,861
Provide tags and a correct Python 3 solution for this coding contest problem. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least one common (the same) digit in their decimal re...
instruction
0
92,931
20
185,862
Tags: implementation Correct Solution: ``` import math x=int(input()) digit="" for i in range(10): if str(i) in str(x): digit+=str(i) counter=0 for i in range(1,int(math.sqrt(x))+1): if x%i==0: for j in str(i): if j in digit: counter+=1 break ...
output
1
92,931
20
185,863
Provide tags and a correct Python 3 solution for this coding contest problem. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least one common (the same) digit in their decimal re...
instruction
0
92,932
20
185,864
Tags: implementation Correct Solution: ``` import math class CodeforcesTask221BSolution: def __init__(self): self.result = '' self.x = 0 def read_input(self): self.x = int(input()) def process_task(self): if self.x == 1: self.result = "1" else: ...
output
1
92,932
20
185,865
Provide tags and a correct Python 3 solution for this coding contest problem. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least one common (the same) digit in their decimal re...
instruction
0
92,933
20
185,866
Tags: implementation Correct Solution: ``` n = int(input()) d = 0 for i in range(1,int(n ** 0.5)+1) : if n % i == 0 : for j in str(i) : if j in str(n) : d += 1 break k = n // i if k != i : for j in str(k) : if j in str(n...
output
1
92,933
20
185,867
Provide tags and a correct Python 3 solution for this coding contest problem. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least one common (the same) digit in their decimal re...
instruction
0
92,935
20
185,870
Tags: implementation Correct Solution: ``` from sys import stdin,stdout nmbr = lambda: int(stdin.readline()) lst = lambda: list(map(int,stdin.readline().split())) def fn(x,fact): same=0 for ch in str(x): for ch1 in str(fact): if ch==ch1:return 1 return 0 for _ in range(1):#nmbr()): n...
output
1
92,935
20
185,871
Provide tags and a correct Python 3 solution for this coding contest problem. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least one common (the same) digit in their decimal re...
instruction
0
92,936
20
185,872
Tags: implementation Correct Solution: ``` a=int(input()) x=0 div=[] for i in range(1,int(a**0.5)+1): if a%i==0: div.append(i) b=len(div) for i in div[:b]: div.append(a//i) div=list(set(div)) for i in div: t=0 for j in str(i): if j in str(a): t=1 x+=t print(x) ```
output
1
92,936
20
185,873
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least ...
instruction
0
92,937
20
185,874
Yes
output
1
92,937
20
185,875
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least ...
instruction
0
92,939
20
185,878
Yes
output
1
92,939
20
185,879
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least ...
instruction
0
92,940
20
185,880
Yes
output
1
92,940
20
185,881
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least ...
instruction
0
92,942
20
185,884
No
output
1
92,942
20
185,885
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least ...
instruction
0
92,943
20
185,886
No
output
1
92,943
20
185,887
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The Little Elephant loves numbers. He has a positive integer x. The Little Elephant wants to find the number of positive integers d, such that d is the divisor of x, and x and d have at least ...
instruction
0
92,944
20
185,888
No
output
1
92,944
20
185,889
Provide tags and a correct Python 3 solution for this coding contest problem. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only three commands: apply a bitwise operation AND, O...
instruction
0
93,197
20
186,394
Tags: bitmasks, constructive algorithms Correct Solution: ``` z = 0 o = 1023 n = int(input()) for i in range(n): a,b = input().split() b = int(b) if(a == "&"): z = z&b o = o&b if (a == "^"): z = z ^ b o = o ^ b if (a == "|"): z = z | b o = o | b z = '{...
output
1
93,197
20
186,395
Provide tags and a correct Python 3 solution for this coding contest problem. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only three commands: apply a bitwise operation AND, O...
instruction
0
93,198
20
186,396
Tags: bitmasks, constructive algorithms Correct Solution: ``` from sys import stdin data = stdin.readlines() remain = -10 invert = -20 m = [remain] * 10 for i, st in enumerate(data): if i == 0: continue op, x = st.strip().split() x = int(x) for j in range(10): bit = x % 2 if op == '...
output
1
93,198
20
186,397
Provide tags and a correct Python 3 solution for this coding contest problem. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only three commands: apply a bitwise operation AND, O...
instruction
0
93,199
20
186,398
Tags: bitmasks, constructive algorithms Correct Solution: ``` from math import* n = int(input()) x = 0 y = 1023 for i in range(n): gg = input().split() if gg[0] == '&': x &= int(gg[1]) y &= int(gg[1]) if gg[0] == '|': x |= int(gg[1]) y |= int(gg[1]) if gg[0] == '^': ...
output
1
93,199
20
186,399
Provide tags and a correct Python 3 solution for this coding contest problem. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only three commands: apply a bitwise operation AND, O...
instruction
0
93,200
20
186,400
Tags: bitmasks, constructive algorithms Correct Solution: ``` from sys import stdin BITCOUNT = 10 xONES = (1 << 10) - 1 xZEROS = 0 n = int(stdin.readline()) for i in range(n): op, num = stdin.readline().split() num = int(num) if op == '&': xONES &= num xZEROS &= num elif op == '|': ...
output
1
93,200
20
186,401
Provide tags and a correct Python 3 solution for this coding contest problem. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only three commands: apply a bitwise operation AND, O...
instruction
0
93,201
20
186,402
Tags: bitmasks, constructive algorithms Correct Solution: ``` import sys input=sys.stdin.readline import copy from math import * n=int(input()) a=[-1 for i in range(10)] for i in range(n): p,q=input().split() qq=(bin(int(q))[2:]) q=list((10-len(qq))*"0"+qq) if p=='|': for i in range(9,-1,-1): ...
output
1
93,201
20
186,403
Provide tags and a correct Python 3 solution for this coding contest problem. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only three commands: apply a bitwise operation AND, O...
instruction
0
93,202
20
186,404
Tags: bitmasks, constructive algorithms Correct Solution: ``` n = int(input()) queries = list(input().split() for _ in range(n)) a, b = 0, (1<<10) - 1 for c, x in queries: x = int(x) if c == '|': a, b = a | x, b | x elif c == '&': a, b = a & x, b & x elif c == '^': a, b = a ^ x,...
output
1
93,202
20
186,405
Provide tags and a correct Python 3 solution for this coding contest problem. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only three commands: apply a bitwise operation AND, O...
instruction
0
93,203
20
186,406
Tags: bitmasks, constructive algorithms Correct Solution: ``` from sys import * d = {'|': lambda t: t | k, '&': lambda t: t & k, '^': lambda t: t ^ k} a, b = 1023, 0 for i in range(int(input())): s, q = stdin.readline().split() k = int(q) a = d[s](a) b = d[s](b) t = [2] for u in range(1024): for...
output
1
93,203
20
186,407
Provide tags and a correct Python 3 solution for this coding contest problem. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only three commands: apply a bitwise operation AND, O...
instruction
0
93,204
20
186,408
Tags: bitmasks, constructive algorithms Correct Solution: ``` n = int(input()) a, b = 1023, 0 for _ in range(n): c, d = input().split() d = int(d) if c == '|': a, b = a | d, b | d elif c == '&': a, b = a & d, b & d elif c == '^': a, b = a ^ d, b ^ d print('2\n| {}\n^ {}'.f...
output
1
93,204
20
186,409
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only t...
instruction
0
93,205
20
186,410
Yes
output
1
93,205
20
186,411
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only t...
instruction
0
93,206
20
186,412
Yes
output
1
93,206
20
186,413
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only t...
instruction
0
93,207
20
186,414
Yes
output
1
93,207
20
186,415
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only t...
instruction
0
93,208
20
186,416
Yes
output
1
93,208
20
186,417
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only t...
instruction
0
93,209
20
186,418
No
output
1
93,209
20
186,419
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only t...
instruction
0
93,210
20
186,420
No
output
1
93,210
20
186,421
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only t...
instruction
0
93,211
20
186,422
No
output
1
93,211
20
186,423
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well. In the language, there are only t...
instruction
0
93,212
20
186,424
No
output
1
93,212
20
186,425
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a string S consisting of digits `1`, `2`, ..., `9`. Lunlun, the Dachshund, will take out three consecutive digits from S, treat them as a single integer X and bring it to her master. (S...
instruction
0
93,335
20
186,670
No
output
1
93,335
20
186,671
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There is a string S consisting of digits `1`, `2`, ..., `9`. Lunlun, the Dachshund, will take out three consecutive digits from S, treat them as a single integer X and bring it to her master. (S...
instruction
0
93,336
20
186,672
No
output
1
93,336
20
186,673
Provide a correct Python 3 solution for this coding contest problem. Champernown constant is an irrational number represented in decimal by "0." followed by concatenation of all positive integers in the increasing order. The first few digits of this constant are: 0.123456789101112... Your task is to write a program t...
instruction
0
94,369
20
188,738
"Correct Solution: ``` #!usr/bin/env python3 from collections import defaultdict from collections import deque from heapq import heappush, heappop import sys import math import bisect import random def LI(): return list(map(int, sys.stdin.readline().split())) def I(): return int(sys.stdin.readline()) def LS():return li...
output
1
94,369
20
188,739
Provide a correct Python 3 solution for this coding contest problem. Champernown constant is an irrational number represented in decimal by "0." followed by concatenation of all positive integers in the increasing order. The first few digits of this constant are: 0.123456789101112... Your task is to write a program t...
instruction
0
94,370
20
188,740
"Correct Solution: ``` import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,random,time,copy,functools sys.setrecursionlimit(10**7) inf = 10**20 eps = 1.0 / 10**13 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 [int...
output
1
94,370
20
188,741
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Champernown constant is an irrational number represented in decimal by "0." followed by concatenation of all positive integers in the increasing order. The first few digits of this constant are:...
instruction
0
94,371
20
188,742
No
output
1
94,371
20
188,743
Provide tags and a correct Python 3 solution for this coding contest problem. Let a and b be some non-negative integers. Let's define strange addition of a and b as following: 1. write down the numbers one under another and align them by their least significant digit; 2. add them up digit by digit and concatenat...
instruction
0
94,570
20
189,140
Tags: data structures, dp, matrices Correct Solution: ``` from sys import stdin import sys class LazySegTree: def __init__(self,N,first): self.LV = (N-1).bit_length() self.NO = 2**self.LV self.First = first self.data = [first] * (2*self.NO) self.lazy = [None] * (2...
output
1
94,570
20
189,141
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Let a and b be some non-negative integers. Let's define strange addition of a and b as following: 1. write down the numbers one under another and align them by their least significant digit; ...
instruction
0
94,571
20
189,142
No
output
1
94,571
20
189,143
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Let a and b be some non-negative integers. Let's define strange addition of a and b as following: 1. write down the numbers one under another and align them by their least significant digit; ...
instruction
0
94,572
20
189,144
No
output
1
94,572
20
189,145
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Let a and b be some non-negative integers. Let's define strange addition of a and b as following: 1. write down the numbers one under another and align them by their least significant digit; ...
instruction
0
94,573
20
189,146
No
output
1
94,573
20
189,147
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Let a and b be some non-negative integers. Let's define strange addition of a and b as following: 1. write down the numbers one under another and align them by their least significant digit; ...
instruction
0
94,574
20
189,148
No
output
1
94,574
20
189,149