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Provide tags and a correct Python 3 solution for this coding contest problem. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substring of length 2 or more. Paul has found a tolera...
instruction
0
11,142
0
22,284
Tags: greedy, strings Correct Solution: ``` n, p = map(int, input().split()) t, q = input(), 'NO' if p == 2: if t == 'a': q = 'b' elif t == 'ab': q = 'ba' elif p > 2: t = [ord(c) - 97 for c in t] + [27, 27] for k in range(n - 1, -1, -1): for i in range(t[k] + 1, p): if i - t[k - 1] ...
output
1
11,142
0
22,285
Provide tags and a correct Python 3 solution for this coding contest problem. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substring of length 2 or more. Paul has found a tolera...
instruction
0
11,143
0
22,286
Tags: greedy, strings Correct Solution: ``` import sys n, p = map(int, input().split()) s = input() a = [(ord(s[i]) - ord('a') + 1) for i in range(n)] curr = len(s) - 1 a += [p + 1, p + 1] f = 0 def valid(x): global f if x == -1: return False if not (a[x] + 1 in (a[x - 1], a[x - 2])) and a[x] + 1 ...
output
1
11,143
0
22,287
Provide tags and a correct Python 3 solution for this coding contest problem. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substring of length 2 or more. Paul has found a tolera...
instruction
0
11,144
0
22,288
Tags: greedy, strings Correct Solution: ``` #------------------------template--------------------------# import os import sys from math import * from collections import * # from fractions import * # from heapq import* from bisect import * from io import BytesIO, IOBase def vsInput(): sys.stdin = open('input.txt', '...
output
1
11,144
0
22,289
Provide tags and a correct Python 3 solution for this coding contest problem. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substring of length 2 or more. Paul has found a tolera...
instruction
0
11,145
0
22,290
Tags: greedy, strings Correct Solution: ``` n,p=map(int,input().split()) s=list(map(ord,input())) index=n-1 s[n-1]+=1 p+=97 while(index>=0 and index<n): if(s[index]>=p): s[index]=97 index-=1 s[index]+=1 elif (index!=0 and s[index]==s[index-1]): s[index]+=1 elif(index>1 and...
output
1
11,145
0
22,291
Provide tags and a correct Python 3 solution for this coding contest problem. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substring of length 2 or more. Paul has found a tolera...
instruction
0
11,146
0
22,292
Tags: greedy, strings Correct Solution: ``` #!/usr/bin/env python # coding: utf-8 # In[11]: n,p=map(int,input().split()) s=list(map(ord,input())) i=n-1 s[i]+=1 p+=97 while ~i and i<n: if s[i]==p: s[i]=97 i-=1 s[i]+=1 elif i and s[i]==s[i-1]: s[i]+=1 ...
output
1
11,146
0
22,293
Provide tags and a correct Python 3 solution for this coding contest problem. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substring of length 2 or more. Paul has found a tolera...
instruction
0
11,147
0
22,294
Tags: greedy, strings Correct Solution: ``` n, p = map(int, input().split()) t = [ord(c) - 97 for c in input()] + [27, 27] for k in range(n - 1, -1, -1): for i in range(t[k] + 1, p): if i - t[k - 1] and i - t[k - 2]: a, b = min(t[k - 1], 2), min(i, 2) if a == b: a = 1 t =...
output
1
11,147
0
22,295
Provide tags and a correct Python 3 solution for this coding contest problem. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substring of length 2 or more. Paul has found a tolera...
instruction
0
11,148
0
22,296
Tags: greedy, strings Correct Solution: ``` import sys import math as mt import bisect #input=sys.stdin.buffer.readline #t=int(input()) t=1 for __ in range(t): #s=input() #n=int(input()) n,p=map(int,input().split()) #l=list(map(int,input().split())) up=chr(p+96) s=input() ind=-1 f...
output
1
11,148
0
22,297
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substrin...
instruction
0
11,149
0
22,298
Yes
output
1
11,149
0
22,299
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substrin...
instruction
0
11,150
0
22,300
Yes
output
1
11,150
0
22,301
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substrin...
instruction
0
11,151
0
22,302
Yes
output
1
11,151
0
22,303
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substrin...
instruction
0
11,152
0
22,304
Yes
output
1
11,152
0
22,305
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substrin...
instruction
0
11,153
0
22,306
No
output
1
11,153
0
22,307
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substrin...
instruction
0
11,154
0
22,308
No
output
1
11,154
0
22,309
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substrin...
instruction
0
11,155
0
22,310
No
output
1
11,155
0
22,311
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Paul hates palindromes. He assumes that string s is tolerable if each its character is one of the first p letters of the English alphabet and s doesn't contain any palindrome contiguous substrin...
instruction
0
11,156
0
22,312
No
output
1
11,156
0
22,313
Provide tags and a correct Python 3 solution for this coding contest problem. Genos recently installed the game Zuma on his phone. In Zuma there exists a line of n gemstones, the i-th of which has color ci. The goal of the game is to destroy all the gemstones in the line as quickly as possible. In one second, Genos i...
instruction
0
11,210
0
22,420
Tags: dp Correct Solution: ``` from sys import stdin,stdout for _ in range(1):#(stdin.readline())): n=int(stdin.readline()) # n,m=list(map(int,stdin.readline().split())) a=list(map(int,stdin.readline().split())) dp=[[0 for _ in range(n)] for _ in range(n)] for sz in range(n): for i in range(...
output
1
11,210
0
22,421
Provide tags and a correct Python 3 solution for this coding contest problem. Genos recently installed the game Zuma on his phone. In Zuma there exists a line of n gemstones, the i-th of which has color ci. The goal of the game is to destroy all the gemstones in the line as quickly as possible. In one second, Genos i...
instruction
0
11,212
0
22,424
Tags: dp Correct Solution: ``` dp = [[-1 for i in range(505)] for j in range(505)] n = int(input()) A = [int(i) for i in input().split()] def do(i, j): #print('At',i , j) if i>=j: dp[i][j] = 1 return 1 if dp[i][j] != -1: return dp[i][j] ans = len(A) if A[i] == A[j]...
output
1
11,212
0
22,425
Provide tags and a correct Python 2 solution for this coding contest problem. Genos recently installed the game Zuma on his phone. In Zuma there exists a line of n gemstones, the i-th of which has color ci. The goal of the game is to destroy all the gemstones in the line as quickly as possible. In one second, Genos i...
instruction
0
11,213
0
22,426
Tags: dp Correct Solution: ``` from sys import stdin, stdout from collections import Counter, defaultdict from itertools import permutations, combinations raw_input = stdin.readline pr = stdout.write def in_num(): return int(raw_input()) def in_arr(): return map(int,raw_input().split()) def pr_num(n): ...
output
1
11,213
0
22,427
Provide a correct Python 3 solution for this coding contest problem. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecutive subsequence. For example, `xxx` is a substring of `y...
instruction
0
11,392
0
22,784
"Correct Solution: ``` s=input() t=input() tl=len(t) m=0 for i in range(len(s)-tl+1): c=0 for x,y in zip(t,s[i:i+tl]): if x==y: c+=1 m=max(m,c) print(tl-m) ```
output
1
11,392
0
22,785
Provide a correct Python 3 solution for this coding contest problem. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecutive subsequence. For example, `xxx` is a substring of `y...
instruction
0
11,393
0
22,786
"Correct Solution: ``` s=input() t=input() k=len(t) for i in range(len(s)-len(t)+1): p=0 for j in range(len(t)): if s[i+j]!=t[j]: p+=1 if k>p: k=p print(k) ```
output
1
11,393
0
22,787
Provide a correct Python 3 solution for this coding contest problem. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecutive subsequence. For example, `xxx` is a substring of `y...
instruction
0
11,394
0
22,788
"Correct Solution: ``` s=input() t=input() a=0 for i in range(len(s)-len(t)+1): c=0 for j,d in enumerate(t): if s[i+j]==d: c+=1 a=max(a,c) print(len(t)-a) ```
output
1
11,394
0
22,789
Provide a correct Python 3 solution for this coding contest problem. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecutive subsequence. For example, `xxx` is a substring of `y...
instruction
0
11,395
0
22,790
"Correct Solution: ``` S=input() T=input() r=1000 for i in range(len(S)-len(T)+1): r=min(r,sum([S[i+j]!=T[j] for j in range(len(T))])) print(r) ```
output
1
11,395
0
22,791
Provide a correct Python 3 solution for this coding contest problem. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecutive subsequence. For example, `xxx` is a substring of `y...
instruction
0
11,396
0
22,792
"Correct Solution: ``` s = input() t = input() n, m = len(s), len(t) print(min(sum(si != ti for si, ti in zip(s[i: i+m], t)) for i in range(n-m+1))) ```
output
1
11,396
0
22,793
Provide a correct Python 3 solution for this coding contest problem. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecutive subsequence. For example, `xxx` is a substring of `y...
instruction
0
11,397
0
22,794
"Correct Solution: ``` S, T = input(), input() best = len(T) for i in range(len(S)-len(T)+1): best = min(best, sum(S[i+j] != c for j, c in enumerate(T))) print(best) ```
output
1
11,397
0
22,795
Provide a correct Python 3 solution for this coding contest problem. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecutive subsequence. For example, `xxx` is a substring of `y...
instruction
0
11,398
0
22,796
"Correct Solution: ``` s=input() t=input() l=len(s) l2=len(t) ans=1000000 for i in range(l-l2+1): curr=0 for j in range(i,i+l2): if(s[j]!=t[j-i]): curr+=1 if(curr<ans): ans=curr print(ans) ```
output
1
11,398
0
22,797
Provide a correct Python 3 solution for this coding contest problem. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecutive subsequence. For example, `xxx` is a substring of `y...
instruction
0
11,399
0
22,798
"Correct Solution: ``` s = input() t = input() S,T = len(s),len(t) ans = T for i in range(S-T+1): tmp = [c1!=c2 for c1,c2 in zip(s[i:i+T],t)].count(True) ans = min(ans,tmp) print(ans) ```
output
1
11,399
0
22,799
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecut...
instruction
0
11,400
0
22,800
Yes
output
1
11,400
0
22,801
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecut...
instruction
0
11,401
0
22,802
Yes
output
1
11,401
0
22,803
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecut...
instruction
0
11,402
0
22,804
Yes
output
1
11,402
0
22,805
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecut...
instruction
0
11,403
0
22,806
Yes
output
1
11,403
0
22,807
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecut...
instruction
0
11,404
0
22,808
No
output
1
11,404
0
22,809
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecut...
instruction
0
11,405
0
22,810
No
output
1
11,405
0
22,811
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecut...
instruction
0
11,406
0
22,812
No
output
1
11,406
0
22,813
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Given are two strings S and T. Let us change some of the characters in S so that T will be a substring of S. At least how many characters do we need to change? Here, a substring is a consecut...
instruction
0
11,407
0
22,814
No
output
1
11,407
0
22,815
Provide tags and a correct Python 3 solution for this coding contest problem. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |s|). At the beginning of the game, players are...
instruction
0
11,714
0
23,428
Tags: games, greedy, strings Correct Solution: ``` s = input() a = [-1] * len(s) menor = 'z' #preprocessar for i,v in enumerate(s): if menor < v: a[i] = 1 else: menor = v for k in range(len(s)): if k == 0: print('Mike') elif a[k] == 1: print('Ann') else:...
output
1
11,714
0
23,429
Provide tags and a correct Python 3 solution for this coding contest problem. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |s|). At the beginning of the game, players are...
instruction
0
11,715
0
23,430
Tags: games, greedy, strings Correct Solution: ``` import math t = input() s = set() for i in t: res = False for n in s: if ord(n) < ord(i): res = True break s.add(i) if res: print('Ann') else: print('Mike') ```
output
1
11,715
0
23,431
Provide tags and a correct Python 3 solution for this coding contest problem. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |s|). At the beginning of the game, players are...
instruction
0
11,716
0
23,432
Tags: games, greedy, strings Correct Solution: ``` # ------------------- fast io -------------------- import os import sys from io import BytesIO, IOBase BUFSIZE = 8192 class FastIO(IOBase): newlines = 0 def __init__(self, file): self._fd = file.fileno() self.buffer = BytesIO() self....
output
1
11,716
0
23,433
Provide tags and a correct Python 3 solution for this coding contest problem. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |s|). At the beginning of the game, players are...
instruction
0
11,717
0
23,434
Tags: games, greedy, strings Correct Solution: ``` #code s=list(input()) n=len(s) minn=ord(s[0]) print("Mike") arr=[] for i in range(1,n): if minn<ord(s[i]): print("Ann") else: minn=ord(s[i]) print("Mike") ```
output
1
11,717
0
23,435
Provide tags and a correct Python 3 solution for this coding contest problem. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |s|). At the beginning of the game, players are...
instruction
0
11,718
0
23,436
Tags: games, greedy, strings Correct Solution: ``` s = input() min_val = 9999 for c in s: if min_val < ord(c): print('Ann') else: print('Mike') min_val = min(min_val, ord(c)) ```
output
1
11,718
0
23,437
Provide tags and a correct Python 3 solution for this coding contest problem. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |s|). At the beginning of the game, players are...
instruction
0
11,719
0
23,438
Tags: games, greedy, strings Correct Solution: ``` def main(): s = input() max_k = len(s) min_upto = [] min_letter = "z" for i, letter in enumerate(s): min_letter = min(min_letter, s[i]) min_upto.append(min_letter) min_letter = min_upto[max_k-1] for i in range(max_k): ...
output
1
11,719
0
23,439
Provide tags and a correct Python 3 solution for this coding contest problem. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |s|). At the beginning of the game, players are...
instruction
0
11,720
0
23,440
Tags: games, greedy, strings Correct Solution: ``` s=input();n=len(s);dp=[0]*(500002) dp[0]=s[0] for i in range(1,n): dp[i]=min(dp[i-1],s[i]) for i in range(n): if dp[i]<s[i]:print("Ann") else:print("Mike") ```
output
1
11,720
0
23,441
Provide tags and a correct Python 3 solution for this coding contest problem. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |s|). At the beginning of the game, players are...
instruction
0
11,721
0
23,442
Tags: games, greedy, strings Correct Solution: ``` s = input() alph = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'] d = {} for l in alph: try: d[l] = s.index(l) except Exception: d[l] = len(s) m = len(s) k = ...
output
1
11,721
0
23,443
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |...
instruction
0
11,722
0
23,444
Yes
output
1
11,722
0
23,445
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |...
instruction
0
11,723
0
23,446
Yes
output
1
11,723
0
23,447
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |...
instruction
0
11,724
0
23,448
Yes
output
1
11,724
0
23,449
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |...
instruction
0
11,725
0
23,450
Yes
output
1
11,725
0
23,451
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |...
instruction
0
11,726
0
23,452
No
output
1
11,726
0
23,453
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |...
instruction
0
11,727
0
23,454
No
output
1
11,727
0
23,455
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |...
instruction
0
11,728
0
23,456
No
output
1
11,728
0
23,457
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Mike and Ann are sitting in the classroom. The lesson is boring, so they decided to play an interesting game. Fortunately, all they need to play this game is a string s and a number k (0 ≤ k < |...
instruction
0
11,729
0
23,458
No
output
1
11,729
0
23,459