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Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When Serezha was three years old, he was given a set of cards with letters for his birthday. They were arranged into words in the way which formed the boy's mother favorite number in binary nota...
instruction
0
103,006
20
206,012
No
output
1
103,006
20
206,013
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When Serezha was three years old, he was given a set of cards with letters for his birthday. They were arranged into words in the way which formed the boy's mother favorite number in binary nota...
instruction
0
103,007
20
206,014
No
output
1
103,007
20
206,015
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When Serezha was three years old, he was given a set of cards with letters for his birthday. They were arranged into words in the way which formed the boy's mother favorite number in binary nota...
instruction
0
103,008
20
206,016
No
output
1
103,008
20
206,017
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When Serezha was three years old, he was given a set of cards with letters for his birthday. They were arranged into words in the way which formed the boy's mother favorite number in binary nota...
instruction
0
103,009
20
206,018
No
output
1
103,009
20
206,019
Provide tags and a correct Python 3 solution for this coding contest problem. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we cannot even count. So our teachers decided to teac...
instruction
0
103,207
20
206,414
Tags: brute force, implementation Correct Solution: ``` # https://codeforces.com/problemset/problem/394/A # A. Counting Sticks input_str = input() b1, b2, b3 = 0, 0, 0 in_b1, in_b2 = True, False for x in input_str: if x == '|': if in_b1: b1 += 1 elif in_b2: b2 += 1 ...
output
1
103,207
20
206,415
Provide tags and a correct Python 3 solution for this coding contest problem. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we cannot even count. So our teachers decided to teac...
instruction
0
103,208
20
206,416
Tags: brute force, implementation Correct Solution: ``` s = input() p = s.find('+') r = s.find('=') if r - 1 == len(s) - r - 1: print(s) exit(0) if abs((r - 1) - (len(s) - r - 1)) != 2: print('Impossible') exit(0) if (r - 1) > (len(s) - r - 1): if p != 1: print(s[1:] + s[0]) else: ...
output
1
103,208
20
206,417
Provide tags and a correct Python 3 solution for this coding contest problem. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we cannot even count. So our teachers decided to teac...
instruction
0
103,209
20
206,418
Tags: brute force, implementation Correct Solution: ``` org = input() S = org.split("+") A = S[0].count("|") S = S[1].split("=") B = S[0].count("|") C = S[1].count("|") if (A+B) - C == -2: print("|"*(A+1) + "+"+ "|"*B + "=" +"|"*(C-1)) elif (A+B) - C == 2: if A > 1: print("|"*(A-1) + "+"+ "|"*B + "=" ...
output
1
103,209
20
206,419
Provide tags and a correct Python 3 solution for this coding contest problem. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we cannot even count. So our teachers decided to teac...
instruction
0
103,210
20
206,420
Tags: brute force, implementation Correct Solution: ``` str = input() i = 0 A = str.split('+')[0].count('|') A_ = str.split('+')[1] B = A_.split('=')[0].count('|') C = A_.split('=')[1].count('|') if A + B == C: print(str) else: if A + 1 + B == C - 1: print('|' * ( A + 1 ) + '+' + '|' * B + '=' + '|' * (...
output
1
103,210
20
206,421
Provide tags and a correct Python 3 solution for this coding contest problem. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we cannot even count. So our teachers decided to teac...
instruction
0
103,211
20
206,422
Tags: brute force, implementation Correct Solution: ``` from sys import stdin a=list(stdin.readline()) a.pop() cont=0 pos=0 cont1=0 cont2=0 while(a[pos]!="+"): cont=cont+1 pos=pos+1 pos+=1 while(a[pos]!="="): cont2=cont2+1 pos=pos+1 pos=-1 while(a[pos]!="="): cont1=cont1+1 pos=pos-1 if((cont+con...
output
1
103,211
20
206,423
Provide tags and a correct Python 3 solution for this coding contest problem. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we cannot even count. So our teachers decided to teac...
instruction
0
103,212
20
206,424
Tags: brute force, implementation Correct Solution: ``` v = input().split('+') a = len(v[0]) v = v[1].split('=') b = len(v[0]) c = len(v[1]) def good(a, b, c): return a+b==c and a>0 and b>0 and c>0 if good(a-1, b, c+1): a = a-1 c = c+1 if good(a, b-1, c+1): b = b-1 c = c+1 if good(a+1, b, c-1): ...
output
1
103,212
20
206,425
Provide tags and a correct Python 3 solution for this coding contest problem. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we cannot even count. So our teachers decided to teac...
instruction
0
103,213
20
206,426
Tags: brute force, implementation Correct Solution: ``` class CodeforcesTask394ASolution: def __init__(self): self.result = '' self.expression = '' def read_input(self): self.expression = input() def process_task(self): expr = self.expression.split("=") c = len(expr...
output
1
103,213
20
206,427
Provide tags and a correct Python 3 solution for this coding contest problem. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we cannot even count. So our teachers decided to teac...
instruction
0
103,214
20
206,428
Tags: brute force, implementation Correct Solution: ``` s = input() ind = s.index('=') left, right = s[:ind], s[ind+1:] ind = left.index('+') a, b = left[:ind], left[ind+1:] A, B, C = len(a), len(b), len(right) if abs(1 - abs(A + B - C)) != 1: print('Impossible') exit() if A + B == C: print(s) exit...
output
1
103,214
20
206,429
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we can...
instruction
0
103,215
20
206,430
Yes
output
1
103,215
20
206,431
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we can...
instruction
0
103,216
20
206,432
Yes
output
1
103,216
20
206,433
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we can...
instruction
0
103,217
20
206,434
Yes
output
1
103,217
20
206,435
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we can...
instruction
0
103,218
20
206,436
Yes
output
1
103,218
20
206,437
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we can...
instruction
0
103,219
20
206,438
No
output
1
103,219
20
206,439
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we can...
instruction
0
103,220
20
206,440
No
output
1
103,220
20
206,441
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we can...
instruction
0
103,221
20
206,442
No
output
1
103,221
20
206,443
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. When new students come to the Specialized Educational and Scientific Centre (SESC) they need to start many things from the beginning. Sometimes the teachers say (not always unfairly) that we can...
instruction
0
103,222
20
206,444
No
output
1
103,222
20
206,445
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. This is the easy version of the problem. The only difference is that in this version q=1. You can make hacks only if all versions of the problem are solved. Zookeeper has been teaching his q sh...
instruction
0
103,883
20
207,766
No
output
1
103,883
20
207,767
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. This is the easy version of the problem. The only difference is that in this version q=1. You can make hacks only if all versions of the problem are solved. Zookeeper has been teaching his q sh...
instruction
0
103,884
20
207,768
No
output
1
103,884
20
207,769
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. This is the easy version of the problem. The only difference is that in this version q=1. You can make hacks only if all versions of the problem are solved. Zookeeper has been teaching his q sh...
instruction
0
103,885
20
207,770
No
output
1
103,885
20
207,771
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. This is the easy version of the problem. The only difference is that in this version q=1. You can make hacks only if all versions of the problem are solved. Zookeeper has been teaching his q sh...
instruction
0
103,886
20
207,772
No
output
1
103,886
20
207,773
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vanya invented an interesting trick with a set of integers. Let an illusionist have a set of positive integers S. He names a positive integer x. Then an audience volunteer must choose some subs...
instruction
0
103,919
20
207,838
No
output
1
103,919
20
207,839
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vanya invented an interesting trick with a set of integers. Let an illusionist have a set of positive integers S. He names a positive integer x. Then an audience volunteer must choose some subs...
instruction
0
103,920
20
207,840
No
output
1
103,920
20
207,841
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vanya invented an interesting trick with a set of integers. Let an illusionist have a set of positive integers S. He names a positive integer x. Then an audience volunteer must choose some subs...
instruction
0
103,921
20
207,842
No
output
1
103,921
20
207,843
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vanya invented an interesting trick with a set of integers. Let an illusionist have a set of positive integers S. He names a positive integer x. Then an audience volunteer must choose some subs...
instruction
0
103,922
20
207,844
No
output
1
103,922
20
207,845
Provide tags and a correct Python 3 solution for this coding contest problem. The only difference between the easy and the hard versions is the maximum value of k. You are given an infinite sequence of form "112123123412345..." which consist of blocks of all consecutive positive integers written one after another. Th...
instruction
0
104,509
20
209,018
Tags: binary search, brute force, math Correct Solution: ``` def isqrt(x): if x < 0: raise ValueError('square root not defined for negative numbers') n = int(x) if n == 0: return 0 a, b = divmod(n.bit_length(), 2) x = 2**(a+b) while True: y = (x + n//x)//2 if y >=...
output
1
104,509
20
209,019
Provide tags and a correct Python 3 solution for this coding contest problem. Lengths are measures in Baden in inches and feet. To a length from centimeters it is enough to know that an inch equals three centimeters in Baden and one foot contains 12 inches. You are given a length equal to n centimeters. Your task is ...
instruction
0
104,523
20
209,046
Tags: math Correct Solution: ``` n = round(int(input())/3) print(n//12, n%12) ```
output
1
104,523
20
209,047
Provide tags and a correct Python 3 solution for this coding contest problem. Lengths are measures in Baden in inches and feet. To a length from centimeters it is enough to know that an inch equals three centimeters in Baden and one foot contains 12 inches. You are given a length equal to n centimeters. Your task is ...
instruction
0
104,524
20
209,048
Tags: math Correct Solution: ``` n=int(input()) a = n//3 b = n%3 if b==2: a+=1 s = a//12 y = a%12 print(s,y) ```
output
1
104,524
20
209,049
Provide tags and a correct Python 3 solution for this coding contest problem. Lengths are measures in Baden in inches and feet. To a length from centimeters it is enough to know that an inch equals three centimeters in Baden and one foot contains 12 inches. You are given a length equal to n centimeters. Your task is ...
instruction
0
104,525
20
209,050
Tags: math Correct Solution: ``` x=(int(input())+1)//3 print(x//12,x%12) ```
output
1
104,525
20
209,051
Provide tags and a correct Python 3 solution for this coding contest problem. Lengths are measures in Baden in inches and feet. To a length from centimeters it is enough to know that an inch equals three centimeters in Baden and one foot contains 12 inches. You are given a length equal to n centimeters. Your task is ...
instruction
0
104,526
20
209,052
Tags: math Correct Solution: ``` n=int(input()) i=int(n/3)+(n%3)-1 if n%3==0: i+=1 print(i//12," ",i%12) ```
output
1
104,526
20
209,053
Provide tags and a correct Python 3 solution for this coding contest problem. Lengths are measures in Baden in inches and feet. To a length from centimeters it is enough to know that an inch equals three centimeters in Baden and one foot contains 12 inches. You are given a length equal to n centimeters. Your task is ...
instruction
0
104,527
20
209,054
Tags: math Correct Solution: ``` cm = int(input()) inches = cm // 3 if cm % 3 == 2: inches += 1 feet = inches // 12 inches %= 12 print(feet, inches) ```
output
1
104,527
20
209,055
Provide tags and a correct Python 3 solution for this coding contest problem. Lengths are measures in Baden in inches and feet. To a length from centimeters it is enough to know that an inch equals three centimeters in Baden and one foot contains 12 inches. You are given a length equal to n centimeters. Your task is ...
instruction
0
104,528
20
209,056
Tags: math Correct Solution: ``` cms=int(input()) al=cms%3 if al==1 or al==0 : ans=cms//3 else: ans=cms//3+1 feet=ans//12 print(feet,ans%12) ```
output
1
104,528
20
209,057
Provide tags and a correct Python 3 solution for this coding contest problem. Lengths are measures in Baden in inches and feet. To a length from centimeters it is enough to know that an inch equals three centimeters in Baden and one foot contains 12 inches. You are given a length equal to n centimeters. Your task is ...
instruction
0
104,529
20
209,058
Tags: math Correct Solution: ``` n=(int(input())+1)//3 print(n//12,n%12) ```
output
1
104,529
20
209,059
Provide tags and a correct Python 3 solution for this coding contest problem. Lengths are measures in Baden in inches and feet. To a length from centimeters it is enough to know that an inch equals three centimeters in Baden and one foot contains 12 inches. You are given a length equal to n centimeters. Your task is ...
instruction
0
104,530
20
209,060
Tags: math Correct Solution: ``` n = int(input()) inch = n//3 if n%3 == 2: inch += 1 feet = inch//12 inch = inch%12 print(feet,inch) ```
output
1
104,530
20
209,061
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Lengths are measures in Baden in inches and feet. To a length from centimeters it is enough to know that an inch equals three centimeters in Baden and one foot contains 12 inches. You are given...
instruction
0
104,538
20
209,076
No
output
1
104,538
20
209,077
Provide tags and a correct Python 3 solution for this coding contest problem. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few games that were connected with them. Chilly Wil...
instruction
0
104,735
20
209,470
Tags: math, number theory Correct Solution: ``` def main(): n = int(input()) if (n < 3): print(-1) else: n -= 1 p = n b = 10 res = 1 while p: if p & 0x1: res *= b b *= b p >>= 1 for i in range(0, 1000): ...
output
1
104,735
20
209,471
Provide tags and a correct Python 3 solution for this coding contest problem. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few games that were connected with them. Chilly Wil...
instruction
0
104,736
20
209,472
Tags: math, number theory Correct Solution: ``` n=int(input()) if n==1 or n==2: print(-1) elif n==3: print(210) else: x=10**(n-1) while x%210!=0: x=x+1 print(x) ```
output
1
104,736
20
209,473
Provide tags and a correct Python 3 solution for this coding contest problem. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few games that were connected with them. Chilly Wil...
instruction
0
104,737
20
209,474
Tags: math, number theory Correct Solution: ``` import math n = int(input()) n -= 1 if n >= 2: print(10 ** n + 210 - (10 ** n) % 210) else: print(-1) ```
output
1
104,737
20
209,475
Provide tags and a correct Python 3 solution for this coding contest problem. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few games that were connected with them. Chilly Wil...
instruction
0
104,738
20
209,476
Tags: math, number theory Correct Solution: ``` n = int(input()) if n <= 2: print(-1) elif n==3: print(210) else: x = 2*pow(10,n-1,21)%21 a,b = x//10, x%10 print("1"+"0"*(n-4)+str(a)+str(b)+"0") ```
output
1
104,738
20
209,477
Provide tags and a correct Python 3 solution for this coding contest problem. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few games that were connected with them. Chilly Wil...
instruction
0
104,739
20
209,478
Tags: math, number theory Correct Solution: ``` n = int(input()) if n < 3 : print(-1) else : ans = pow(10, (n - 1)) + (210 - (pow(10, (n - 1)) % 210)) print(ans) ```
output
1
104,739
20
209,479
Provide tags and a correct Python 3 solution for this coding contest problem. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few games that were connected with them. Chilly Wil...
instruction
0
104,740
20
209,480
Tags: math, number theory Correct Solution: ``` n = int(input()) if (n < 3): print(-1) exit() cur = 10 ** (n - 1) ans = 2 * 3 * 5 * 7 nex = cur//ans print(ans * (nex + 1)) ```
output
1
104,740
20
209,481
Provide tags and a correct Python 3 solution for this coding contest problem. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few games that were connected with them. Chilly Wil...
instruction
0
104,741
20
209,482
Tags: math, number theory Correct Solution: ``` n = int(input()) z = 10**(n-1) if n<3: print(-1) else: print(z+(210-z%210)) ```
output
1
104,741
20
209,483
Provide tags and a correct Python 3 solution for this coding contest problem. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few games that were connected with them. Chilly Wil...
instruction
0
104,742
20
209,484
Tags: math, number theory Correct Solution: ``` n = int(input()) x = 10 ** (n-1) res = x + 210 - x % 210 if res % 210 == 0 and res >= x and res <= x * 10: print(res) else: print(-1) ```
output
1
104,742
20
209,485
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few g...
instruction
0
104,743
20
209,486
Yes
output
1
104,743
20
209,487
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few g...
instruction
0
104,744
20
209,488
Yes
output
1
104,744
20
209,489
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few g...
instruction
0
104,745
20
209,490
Yes
output
1
104,745
20
209,491
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Chilly Willy loves playing with numbers. He only knows prime numbers that are digits yet. These numbers are 2, 3, 5 and 7. But Willy grew rather bored of such numbers, so he came up with a few g...
instruction
0
104,746
20
209,492
Yes
output
1
104,746
20
209,493