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Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. n distinct integers x_1,x_2,…,x_n are written on the board. Nezzar can perform the following operation multiple times. * Select two integers x,y (not necessarily distinct) on the board, and w...
instruction
0
99,677
19
199,354
No
output
1
99,677
19
199,355
Provide tags and a correct Python 3 solution for this coding contest problem. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsukaze moves first. On each turn the player chooses...
instruction
0
100,400
19
200,800
Tags: games Correct Solution: ``` n=int(input()) a=list(map(int,input().split())) d=set() t={} rep=set() if a.count(0)>=2: print("cslnb") exit() for i in a: if i in d: if t[i]+1==3: print("cslnb") exit() else: t[i]+=1 rep.add(i) if len(rep)>=2: print("cslnb") exit() else: t[i]=1 d.ad...
output
1
100,400
19
200,801
Provide tags and a correct Python 3 solution for this coding contest problem. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsukaze moves first. On each turn the player chooses...
instruction
0
100,401
19
200,802
Tags: games Correct Solution: ``` n = int(input()) u = list(map(int, input().split())) u.sort() ans = 0 k = 1 ok = False for i in range(1, n): if u[i] == u[i - 1]: k += 1 if k == 3: print('cslnb') exit() if k == 2: if ok or u[i] == 0 or u[i] - u[i - 2] == ...
output
1
100,401
19
200,803
Provide tags and a correct Python 3 solution for this coding contest problem. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsukaze moves first. On each turn the player chooses...
instruction
0
100,402
19
200,804
Tags: games Correct Solution: ``` from sys import stdin, stdout, exit n = int(input()) a = list(map(int, stdin.readline().split())) def z(winner): return 'sjfnb' if winner == 0 else 'cslnb' a.sort() dups = set(a) if len(dups) < len(a) - 1: print(z(1)) exit() winner = 0 for i in range(n-1): if a[i] =...
output
1
100,402
19
200,805
Provide tags and a correct Python 3 solution for this coding contest problem. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsukaze moves first. On each turn the player chooses...
instruction
0
100,403
19
200,806
Tags: games Correct Solution: ``` n = int(input()) lst = [int(i) for i in input().split()] st = set() flag = False count = 0 for i in lst: if i not in st: st.add(i) else: flag = True count+=1 lol = i sum1 = n*(n-1)//2 if count>1: print('cslnb') quit() if not flag: ...
output
1
100,403
19
200,807
Provide tags and a correct Python 3 solution for this coding contest problem. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsukaze moves first. On each turn the player chooses...
instruction
0
100,404
19
200,808
Tags: games Correct Solution: ``` from sys import stdin, stdout import math N = int(input()) #N,M,K = [int(x) for x in stdin.readline().split()] arr = [int(x) for x in stdin.readline().split()] if sum(arr)==0: print('cslnb') quit() arr.sort() zeros = 0 freq = {} dup = 0 res = 0 for i in range(N): n...
output
1
100,404
19
200,809
Provide tags and a correct Python 3 solution for this coding contest problem. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsukaze moves first. On each turn the player chooses...
instruction
0
100,405
19
200,810
Tags: games Correct Solution: ``` n = int(input()) a = sorted(list(map(int, input().split()))) cnt = 0 pair = 0 for i in range(n): if i < n - 1 and a[i] == a[i + 1]: pair += 1 if i > 0 and a[i - 1] == a[i] - 1: pair += 1 if a[i] == 0: pair = 2 cnt += a[i] - i if p...
output
1
100,405
19
200,811
Provide tags and a correct Python 3 solution for this coding contest problem. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsukaze moves first. On each turn the player chooses...
instruction
0
100,406
19
200,812
Tags: games Correct Solution: ``` import sys import math import bisect from collections import deque sys.setrecursionlimit(1000000000) def input(): return sys.stdin.readline().strip() def iinput(): return int(input()) def finput(): return float(input()) def tinput(): return input().split() def...
output
1
100,406
19
200,813
Provide tags and a correct Python 3 solution for this coding contest problem. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsukaze moves first. On each turn the player chooses...
instruction
0
100,407
19
200,814
Tags: games Correct Solution: ``` n = int(input()) a = sorted(list(map(int, input().split()))) win = None first = True if n == 1: win = a[0] % 2 == 1 elif a[1] == 0: win = False if n > 2: for i in range(n-1): if a[i] == a[i+1]: if i > 0: if a[i-1] == a[i]-1: ...
output
1
100,407
19
200,815
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsuka...
instruction
0
100,408
19
200,816
Yes
output
1
100,408
19
200,817
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsuka...
instruction
0
100,409
19
200,818
Yes
output
1
100,409
19
200,819
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsuka...
instruction
0
100,410
19
200,820
Yes
output
1
100,410
19
200,821
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsuka...
instruction
0
100,411
19
200,822
Yes
output
1
100,411
19
200,823
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsuka...
instruction
0
100,412
19
200,824
No
output
1
100,412
19
200,825
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsuka...
instruction
0
100,413
19
200,826
No
output
1
100,413
19
200,827
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsuka...
instruction
0
100,414
19
200,828
No
output
1
100,414
19
200,829
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Tokitsukaze and CSL are playing a little game of stones. In the beginning, there are n piles of stones, the i-th pile of which has a_i stones. The two players take turns making moves. Tokitsuka...
instruction
0
100,415
19
200,830
No
output
1
100,415
19
200,831
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya and Gena play a very interesting game "Put a Knight!" on a chessboard n Γ— n in size. In this game they take turns to put chess pieces called "knights" on the board so that no two knights c...
instruction
0
100,416
19
200,832
No
output
1
100,416
19
200,833
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya and Gena play a very interesting game "Put a Knight!" on a chessboard n Γ— n in size. In this game they take turns to put chess pieces called "knights" on the board so that no two knights c...
instruction
0
100,417
19
200,834
No
output
1
100,417
19
200,835
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya and Gena play a very interesting game "Put a Knight!" on a chessboard n Γ— n in size. In this game they take turns to put chess pieces called "knights" on the board so that no two knights c...
instruction
0
100,418
19
200,836
No
output
1
100,418
19
200,837
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Petya and Gena play a very interesting game "Put a Knight!" on a chessboard n Γ— n in size. In this game they take turns to put chess pieces called "knights" on the board so that no two knights c...
instruction
0
100,419
19
200,838
No
output
1
100,419
19
200,839
Provide tags and a correct Python 3 solution for this coding contest problem. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker and Pink Slip of Rival's Car. Initially, the prob...
instruction
0
100,574
19
201,148
Tags: bitmasks, brute force, dfs and similar, implementation, math, probabilities Correct Solution: ``` scale = 10 ** 6 def calculate_expectation(c, m, p, v): expectation = 1 if c != 0: if c <= v: if m != 0: expectation += c/scale * calculate_expectation(0, m + c/2, p + c/...
output
1
100,574
19
201,149
Provide tags and a correct Python 3 solution for this coding contest problem. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker and Pink Slip of Rival's Car. Initially, the prob...
instruction
0
100,575
19
201,150
Tags: bitmasks, brute force, dfs and similar, implementation, math, probabilities Correct Solution: ``` from math import * dic = {} def brt(lst): if(tuple(lst) in dic): return dic[tuple(lst)] prob1 = lst[0]/(lst[0]+lst[1]+lst[2]) prob2 = lst[1]/(lst[0]+lst[1]+lst[2]) prob3 = lst[2]/(lst[0]+lst[1...
output
1
100,575
19
201,151
Provide tags and a correct Python 3 solution for this coding contest problem. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker and Pink Slip of Rival's Car. Initially, the prob...
instruction
0
100,576
19
201,152
Tags: bitmasks, brute force, dfs and similar, implementation, math, probabilities Correct Solution: ``` from collections import deque import sys sys.setrecursionlimit(10**6) scale=10**6 def rec(c,m,p,v): res=p/scale if c>0: if c>v: if m>0: res+=c/scale*(1+rec(c-v,m+v/2,p+v/...
output
1
100,576
19
201,153
Provide tags and a correct Python 3 solution for this coding contest problem. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker and Pink Slip of Rival's Car. Initially, the prob...
instruction
0
100,577
19
201,154
Tags: bitmasks, brute force, dfs and similar, implementation, math, probabilities Correct Solution: ``` def solve(): c, m, p, v = map(float, input().split()) def rec1(a, p, cur, r): cur += 1 ans = cur * p * r if (a > 1e-8): if (a >= v): ans += rec1(a - v,...
output
1
100,577
19
201,155
Provide tags and a correct Python 3 solution for this coding contest problem. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker and Pink Slip of Rival's Car. Initially, the prob...
instruction
0
100,578
19
201,156
Tags: bitmasks, brute force, dfs and similar, implementation, math, probabilities Correct Solution: ``` import sys from itertools import zip_longest EPS = 0.00000001 def read_floats(): return [float(i) for i in sys.stdin.readline().strip().split()] def read_int(): return int(sys.stdin.readline().strip()) def...
output
1
100,578
19
201,157
Provide tags and a correct Python 3 solution for this coding contest problem. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker and Pink Slip of Rival's Car. Initially, the prob...
instruction
0
100,579
19
201,158
Tags: bitmasks, brute force, dfs and similar, implementation, math, probabilities Correct Solution: ``` def process(c, m, p, v): d = {'': [1, (c, m, p), (True, True, True)]} I = 1 answer = 0 while len(d) > 0: d2 = {} for x in d: prob, t, R = d[x] c2, m2, p2 = t ...
output
1
100,579
19
201,159
Provide tags and a correct Python 3 solution for this coding contest problem. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker and Pink Slip of Rival's Car. Initially, the prob...
instruction
0
100,580
19
201,160
Tags: bitmasks, brute force, dfs and similar, implementation, math, probabilities Correct Solution: ``` import sys, os from io import BytesIO, IOBase from math import floor, gcd, fabs, factorial, fmod, sqrt, inf, log from collections import defaultdict as dd, deque from heapq import merge, heapify, heappop, heappush, n...
output
1
100,580
19
201,161
Provide tags and a correct Python 3 solution for this coding contest problem. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker and Pink Slip of Rival's Car. Initially, the prob...
instruction
0
100,581
19
201,162
Tags: bitmasks, brute force, dfs and similar, implementation, math, probabilities Correct Solution: ``` import math;import heapq;import sys;input=sys.stdin.readline;S=lambda:input();I=lambda:int(S());M=lambda:map(int,S().split());L=lambda:list(M());H=1000000000+7 def solve(c,m,p,v,s,res,a): if len(s)!=0 and s[-1]=="...
output
1
100,581
19
201,163
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker an...
instruction
0
100,582
19
201,164
Yes
output
1
100,582
19
201,165
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker an...
instruction
0
100,583
19
201,166
Yes
output
1
100,583
19
201,167
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker an...
instruction
0
100,584
19
201,168
Yes
output
1
100,584
19
201,169
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker an...
instruction
0
100,585
19
201,170
Yes
output
1
100,585
19
201,171
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker an...
instruction
0
100,586
19
201,172
No
output
1
100,586
19
201,173
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker an...
instruction
0
100,587
19
201,174
No
output
1
100,587
19
201,175
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker an...
instruction
0
100,588
19
201,176
No
output
1
100,588
19
201,177
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. After defeating a Blacklist Rival, you get a chance to draw 1 reward slip out of x hidden valid slips. Initially, x=3 and these hidden valid slips are Cash Slip, Impound Strike Release Marker an...
instruction
0
100,589
19
201,178
No
output
1
100,589
19
201,179
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Sereja loves integer sequences very much. He especially likes stairs. Sequence a1, a2, ..., a|a| (|a| is the length of the sequence) is stairs if there is such index i (1 ≀ i ≀ |a|), that the f...
instruction
0
100,660
19
201,320
Yes
output
1
100,660
19
201,321
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Sereja loves integer sequences very much. He especially likes stairs. Sequence a1, a2, ..., a|a| (|a| is the length of the sequence) is stairs if there is such index i (1 ≀ i ≀ |a|), that the f...
instruction
0
100,661
19
201,322
Yes
output
1
100,661
19
201,323
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Sereja loves integer sequences very much. He especially likes stairs. Sequence a1, a2, ..., a|a| (|a| is the length of the sequence) is stairs if there is such index i (1 ≀ i ≀ |a|), that the f...
instruction
0
100,662
19
201,324
Yes
output
1
100,662
19
201,325
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Sereja loves integer sequences very much. He especially likes stairs. Sequence a1, a2, ..., a|a| (|a| is the length of the sequence) is stairs if there is such index i (1 ≀ i ≀ |a|), that the f...
instruction
0
100,663
19
201,326
Yes
output
1
100,663
19
201,327
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Sereja loves integer sequences very much. He especially likes stairs. Sequence a1, a2, ..., a|a| (|a| is the length of the sequence) is stairs if there is such index i (1 ≀ i ≀ |a|), that the f...
instruction
0
100,664
19
201,328
No
output
1
100,664
19
201,329
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Sereja loves integer sequences very much. He especially likes stairs. Sequence a1, a2, ..., a|a| (|a| is the length of the sequence) is stairs if there is such index i (1 ≀ i ≀ |a|), that the f...
instruction
0
100,665
19
201,330
No
output
1
100,665
19
201,331
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Sereja loves integer sequences very much. He especially likes stairs. Sequence a1, a2, ..., a|a| (|a| is the length of the sequence) is stairs if there is such index i (1 ≀ i ≀ |a|), that the f...
instruction
0
100,666
19
201,332
No
output
1
100,666
19
201,333
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Sereja loves integer sequences very much. He especially likes stairs. Sequence a1, a2, ..., a|a| (|a| is the length of the sequence) is stairs if there is such index i (1 ≀ i ≀ |a|), that the f...
instruction
0
100,667
19
201,334
No
output
1
100,667
19
201,335
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are n casinos lined in a row. If Memory plays at casino i, he has probability pi to win and move to the casino on the right (i + 1) or exit the row (if i = n), and a probability 1 - pi to ...
instruction
0
100,796
19
201,592
No
output
1
100,796
19
201,593
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are n casinos lined in a row. If Memory plays at casino i, he has probability pi to win and move to the casino on the right (i + 1) or exit the row (if i = n), and a probability 1 - pi to ...
instruction
0
100,797
19
201,594
No
output
1
100,797
19
201,595
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are n casinos lined in a row. If Memory plays at casino i, he has probability pi to win and move to the casino on the right (i + 1) or exit the row (if i = n), and a probability 1 - pi to ...
instruction
0
100,798
19
201,596
No
output
1
100,798
19
201,597
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. There are n casinos lined in a row. If Memory plays at casino i, he has probability pi to win and move to the casino on the right (i + 1) or exit the row (if i = n), and a probability 1 - pi to ...
instruction
0
100,799
19
201,598
No
output
1
100,799
19
201,599
Provide a correct Python 3 solution for this coding contest problem. Your friend gave you a dequeue D as a birthday present. D is a horizontal cylinder that contains a row of N jewels. The values of the jewels are V_1, V_2, ..., V_N from left to right. There may be jewels with negative values. In the beginning, you...
instruction
0
100,968
19
201,936
"Correct Solution: ``` n,k=map(int,input().split()) v=list(map(int,input().split())) ans=0 for i in range(min(n+1,k+1)): for j in range(min(n-i+1,k-i+1)): a=v[:i]+v[n-j:] a.sort(reverse=True) for _ in range(k-i-j): if a and a[-1]<0: a.pop() ans=max(ans,sum...
output
1
100,968
19
201,937