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Provide tags and a correct Python 3 solution for this coding contest problem. Jack is working on his jumping skills recently. Currently he's located at point zero of the number line. He would like to get to the point x. In order to train, he has decided that he'll first jump by only one unit, and each subsequent jump ...
instruction
0
43,911
20
87,822
Tags: math Correct Solution: ``` n=int(input()) if n!=0: sum1 = 0 i = 1 while True: sum1 += i if sum1 - abs(n) >= 0 and (sum1 - abs(n)) % 2 == 0: break i += 1 print(i) else: print(0) ```
output
1
43,911
20
87,823
Provide tags and a correct Python 3 solution for this coding contest problem. Jack is working on his jumping skills recently. Currently he's located at point zero of the number line. He would like to get to the point x. In order to train, he has decided that he'll first jump by only one unit, and each subsequent jump ...
instruction
0
43,914
20
87,828
Tags: math Correct Solution: ``` n = int(input()) n = abs(n) o = 0 i = 0 while True: if o >= n and o % 2 == n % 2: print(i) break else: i += 1 o += i ```
output
1
43,914
20
87,829
Provide tags and a correct Python 3 solution for this coding contest problem. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis. Today, he has told a story about how Denis hel...
instruction
0
44,026
20
88,052
Tags: greedy, math Correct Solution: ``` t = int(input()) for _ in range(t): n = int(input()) s = "9" * (n - (n - 1) // 4 - 1) + "8" * ((n - 1) // 4 + 1) print(s) ```
output
1
44,026
20
88,053
Provide tags and a correct Python 3 solution for this coding contest problem. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis. Today, he has told a story about how Denis hel...
instruction
0
44,027
20
88,054
Tags: greedy, math Correct Solution: ``` import sys input = sys.stdin.buffer.readline t = int(input()) for _ in range(t): n = int(input()) num_8s = (n + 3) // 4 num_9s = n - num_8s print("9" * num_9s + "8" * num_8s) ```
output
1
44,027
20
88,055
Provide tags and a correct Python 3 solution for this coding contest problem. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis. Today, he has told a story about how Denis hel...
instruction
0
44,028
20
88,056
Tags: greedy, math Correct Solution: ``` import sys input = sys.stdin.readline t=int(input()) for tests in range(t): n=int(input()) x=(n+3)//4 print("9"*(n-x)+"8"*x) ```
output
1
44,028
20
88,057
Provide tags and a correct Python 3 solution for this coding contest problem. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis. Today, he has told a story about how Denis hel...
instruction
0
44,029
20
88,058
Tags: greedy, math Correct Solution: ``` from collections import deque from collections import OrderedDict import math import sys import os import threading import bisect import operator import heapq from atexit import register from io import BytesIO #sys.stdin = BytesIO(os.read(0, os.fstat(0).st_size)) #sy...
output
1
44,029
20
88,059
Provide tags and a correct Python 3 solution for this coding contest problem. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis. Today, he has told a story about how Denis hel...
instruction
0
44,030
20
88,060
Tags: greedy, math Correct Solution: ``` for _ in range(int(input())): a= int(input()) d=a//4 if a%4==0: pass else: d+=1 n=["9"]*(a-d) f=["8"]*d n.extend(f) print("".join(n)) ```
output
1
44,030
20
88,061
Provide tags and a correct Python 3 solution for this coding contest problem. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis. Today, he has told a story about how Denis hel...
instruction
0
44,031
20
88,062
Tags: greedy, math Correct Solution: ``` for _ in range(int(input())): n = int(input()) eights = n // 4 if n % 4 == 0 else n // 4 + 1 print("9" * (n - eights) + "8" * eights) ```
output
1
44,031
20
88,063
Provide tags and a correct Python 3 solution for this coding contest problem. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis. Today, he has told a story about how Denis hel...
instruction
0
44,032
20
88,064
Tags: greedy, math Correct Solution: ``` t = int(input()) for _ in range (t): n = int(input()) toDelete,rem = divmod (n,4) if rem == 0: s = "9"*(n-toDelete) + "8"*toDelete else: s = "9"*(n-toDelete-1) + "8"*(toDelete+1) print (s) ```
output
1
44,032
20
88,065
Provide tags and a correct Python 3 solution for this coding contest problem. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis. Today, he has told a story about how Denis hel...
instruction
0
44,033
20
88,066
Tags: greedy, math Correct Solution: ``` import sys import os # import math # input = sys.stdin.readline def int_array(): return list(map(int, input().strip().split())) def str_array(): return input().strip().split() def gcd(a,b): if b == 0: return a return gcd(b, a % b);x def take_input():...
output
1
44,033
20
88,067
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis....
instruction
0
44,034
20
88,068
Yes
output
1
44,034
20
88,069
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis....
instruction
0
44,035
20
88,070
Yes
output
1
44,035
20
88,071
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis....
instruction
0
44,036
20
88,072
Yes
output
1
44,036
20
88,073
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis....
instruction
0
44,037
20
88,074
Yes
output
1
44,037
20
88,075
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis....
instruction
0
44,038
20
88,076
No
output
1
44,038
20
88,077
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis....
instruction
0
44,039
20
88,078
No
output
1
44,039
20
88,079
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis....
instruction
0
44,040
20
88,080
No
output
1
44,040
20
88,081
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Captain Flint and his crew keep heading to a savage shore of Byteland for several months already, drinking rum and telling stories. In such moments uncle Bogdan often remembers his nephew Denis....
instruction
0
44,041
20
88,082
No
output
1
44,041
20
88,083
Provide tags and a correct Python 3 solution for this coding contest problem. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now Vanya thinks of some string s and wants to kno...
instruction
0
44,269
20
88,538
Tags: bitmasks, combinatorics, implementation, strings Correct Solution: ``` mod=pow(10,9)+7 ans=1 d={} string="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_" for i in range(64): for j in range(64): if i&j in d: d[i&j]+=1 else: d[i&j]=1 s=input() for i in s...
output
1
44,269
20
88,539
Provide tags and a correct Python 3 solution for this coding contest problem. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now Vanya thinks of some string s and wants to kno...
instruction
0
44,270
20
88,540
Tags: bitmasks, combinatorics, implementation, strings Correct Solution: ``` import sys import bisect try: fin = open('in') except: fin = sys.stdin input = lambda: fin.readline().strip() s = input() r = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_' t = sum(6 - bin(r.index(u)).count('1') for u in...
output
1
44,270
20
88,541
Provide tags and a correct Python 3 solution for this coding contest problem. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now Vanya thinks of some string s and wants to kno...
instruction
0
44,271
20
88,542
Tags: bitmasks, combinatorics, implementation, strings Correct Solution: ``` import string MOD = 1000000007 s = input() convertion = string.digits + string.ascii_uppercase + string.ascii_lowercase + "-_" cnt = [0]*64 for val in range(64): for x in range(64): for y in range(64): if (x & y) == val...
output
1
44,271
20
88,543
Provide tags and a correct Python 3 solution for this coding contest problem. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now Vanya thinks of some string s and wants to kno...
instruction
0
44,272
20
88,544
Tags: bitmasks, combinatorics, implementation, strings Correct Solution: ``` mod = 1000000007 resp = 1 def between(c, l, r): return ord(c) >= ord(l) and ord(c) <= ord(r) s = input() for i in s: if(between(i, '0', '9')): i = ord(i) - ord('0') elif(between(i, 'A', 'Z')): i = ord(i) - ord('A'...
output
1
44,272
20
88,545
Provide tags and a correct Python 3 solution for this coding contest problem. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now Vanya thinks of some string s and wants to kno...
instruction
0
44,273
20
88,546
Tags: bitmasks, combinatorics, implementation, strings Correct Solution: ``` MOD = 1000000007 def main(): opts = [0] * 64 for i in range(64): for j in range(64): opts[i & j] += 1 s = input() n = len(s) ans = 1 for c in s: if '0' <= c <= '9': ans *= opts[...
output
1
44,273
20
88,547
Provide tags and a correct Python 3 solution for this coding contest problem. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now Vanya thinks of some string s and wants to kno...
instruction
0
44,274
20
88,548
Tags: bitmasks, combinatorics, implementation, strings Correct Solution: ``` def rev(c): if c.isdigit(): return ord(c) - ord('0') elif c.isupper(): return 10 + ord(c) - ord('A') elif c.islower(): return 36 + ord(c) - ord('a') elif c == '-': return 62 else: ret...
output
1
44,274
20
88,549
Provide tags and a correct Python 3 solution for this coding contest problem. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now Vanya thinks of some string s and wants to kno...
instruction
0
44,275
20
88,550
Tags: bitmasks, combinatorics, implementation, strings Correct Solution: ``` from math import factorial b = [0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6] d = {'N': 23, '9'...
output
1
44,275
20
88,551
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now...
instruction
0
44,277
20
88,554
Yes
output
1
44,277
20
88,555
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now...
instruction
0
44,278
20
88,556
Yes
output
1
44,278
20
88,557
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now...
instruction
0
44,279
20
88,558
Yes
output
1
44,279
20
88,559
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now...
instruction
0
44,280
20
88,560
Yes
output
1
44,280
20
88,561
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now...
instruction
0
44,281
20
88,562
No
output
1
44,281
20
88,563
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now...
instruction
0
44,282
20
88,564
No
output
1
44,282
20
88,565
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now...
instruction
0
44,283
20
88,566
No
output
1
44,283
20
88,567
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. While walking down the street Vanya saw a label "Hide&Seek". Because he is a programmer, he used & as a bitwise AND for these two words represented as a integers in base 64 and got new word. Now...
instruction
0
44,284
20
88,568
No
output
1
44,284
20
88,569
Provide tags and a correct Python 3 solution for this coding contest problem. Vladik and Chloe decided to determine who of them is better at math. Vladik claimed that for any positive integer n he can represent fraction <image> as a sum of three distinct positive fractions in form <image>. Help Vladik with that, i.e ...
instruction
0
44,312
20
88,624
Tags: brute force, constructive algorithms, math, number theory Correct Solution: ``` #!/usr/bin/python from sys import argv, exit def get_str(): return input() def get_int(): return int(input()) def get_ints(): return [int(i) for i in input().split(' ')] def prnt(*args): if '-v' in argv: p...
output
1
44,312
20
88,625
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vladik and Chloe decided to determine who of them is better at math. Vladik claimed that for any positive integer n he can represent fraction <image> as a sum of three distinct positive fraction...
instruction
0
44,313
20
88,626
Yes
output
1
44,313
20
88,627
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vladik and Chloe decided to determine who of them is better at math. Vladik claimed that for any positive integer n he can represent fraction <image> as a sum of three distinct positive fraction...
instruction
0
44,314
20
88,628
Yes
output
1
44,314
20
88,629
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vladik and Chloe decided to determine who of them is better at math. Vladik claimed that for any positive integer n he can represent fraction <image> as a sum of three distinct positive fraction...
instruction
0
44,319
20
88,638
No
output
1
44,319
20
88,639
Provide a correct Python 3 solution for this coding contest problem. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Input Input is given from Standard Input in the following ...
instruction
0
44,453
20
88,906
"Correct Solution: ``` n = int(input()) r=len(list(filter(lambda x: len(str(x))%2 != 0, range(1,n+1)))) print(r) ```
output
1
44,453
20
88,907
Provide a correct Python 3 solution for this coding contest problem. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Input Input is given from Standard Input in the following ...
instruction
0
44,454
20
88,908
"Correct Solution: ``` N=int(input()) ct=0 for i in range(1,N+1): l=len(str(i)) if l%2==1: ct+=1 print(ct) ```
output
1
44,454
20
88,909
Provide a correct Python 3 solution for this coding contest problem. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Input Input is given from Standard Input in the following ...
instruction
0
44,455
20
88,910
"Correct Solution: ``` n = int(input()) print(len(list(filter(lambda x: len(str(x))%2 == 1, range(1,n+1))))) ```
output
1
44,455
20
88,911
Provide a correct Python 3 solution for this coding contest problem. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Input Input is given from Standard Input in the following ...
instruction
0
44,456
20
88,912
"Correct Solution: ``` n=int(input()) cnt =0 for i in range(1,1+n): if len(str(i)) % 2 == 1: cnt += 1 print(cnt) ```
output
1
44,456
20
88,913
Provide a correct Python 3 solution for this coding contest problem. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Input Input is given from Standard Input in the following ...
instruction
0
44,457
20
88,914
"Correct Solution: ``` print(sum(len(str(i))%2 for i in range(1, int(input()) + 1))) ```
output
1
44,457
20
88,915
Provide a correct Python 3 solution for this coding contest problem. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Input Input is given from Standard Input in the following ...
instruction
0
44,458
20
88,916
"Correct Solution: ``` n=int(input("")) list1=[i for i in range(1,n+1) if(len(str(i))%2!=0)] print(len(list1)) ```
output
1
44,458
20
88,917
Provide a correct Python 3 solution for this coding contest problem. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Input Input is given from Standard Input in the following ...
instruction
0
44,459
20
88,918
"Correct Solution: ``` a = 0 for i in range(1,int(input())+1): if len(str(i))%2==1: a += 1 print(a) ```
output
1
44,459
20
88,919
Provide a correct Python 3 solution for this coding contest problem. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Input Input is given from Standard Input in the following ...
instruction
0
44,460
20
88,920
"Correct Solution: ``` i = int(input()) c = 0 for l in range(1,i+1): if (len(str(l)) % 2 == 1): c += 1 print(c) ```
output
1
44,460
20
88,921
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Inp...
instruction
0
44,461
20
88,922
Yes
output
1
44,461
20
88,923
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Inp...
instruction
0
44,462
20
88,924
Yes
output
1
44,462
20
88,925
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Inp...
instruction
0
44,463
20
88,926
Yes
output
1
44,463
20
88,927
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Inp...
instruction
0
44,464
20
88,928
Yes
output
1
44,464
20
88,929
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given is an integer N. Find the number of positive integers less than or equal to N that have an odd number of digits (in base ten without leading zeros). Constraints * 1 \leq N \leq 10^5 Inp...
instruction
0
44,465
20
88,930
No
output
1
44,465
20
88,931