message stringlengths 2 59.7k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 37 108k | cluster float64 20 20 | __index_level_0__ int64 74 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
Amr doesn't like Maths as he finds it really boring, so he usually sleeps in Maths lectures. But one day the teacher suspected that Amr is sleeping and asked him a question to make sure he wasn't.
First he gave Amr two positive integers n a... | instruction | 0 | 98,240 | 20 | 196,480 |
Tags: dp, implementation
Correct Solution:
```
n,k,m=map(int,input().split())
d,r,p,P=0,0,1%k,(10**(n-1))*9
F=[0]*k
F[0]=1
while d<n:
d+=1
P//=10
E=[0]*k
if P==0:P=1
i=1
# print("E=",E)
# print("F=",F)
while i<10:
j=(-i*p)%k
f=0
while f<k:
E[f]+=F[j]
f+=1
j+=1
if j==k:j=0
i+=1
r+=E[0]*P
p=p*... | output | 1 | 98,240 | 20 | 196,481 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Amr doesn't like Maths as he finds it really boring, so he usually sleeps in Maths lectures. But one day the teacher suspected that Amr is sleeping and asked him a question to make sure he wasn'... | instruction | 0 | 98,241 | 20 | 196,482 |
No | output | 1 | 98,241 | 20 | 196,483 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Amr doesn't like Maths as he finds it really boring, so he usually sleeps in Maths lectures. But one day the teacher suspected that Amr is sleeping and asked him a question to make sure he wasn'... | instruction | 0 | 98,242 | 20 | 196,484 |
No | output | 1 | 98,242 | 20 | 196,485 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Amr doesn't like Maths as he finds it really boring, so he usually sleeps in Maths lectures. But one day the teacher suspected that Amr is sleeping and asked him a question to make sure he wasn'... | instruction | 0 | 98,243 | 20 | 196,486 |
No | output | 1 | 98,243 | 20 | 196,487 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worri... | instruction | 0 | 98,314 | 20 | 196,628 |
Tags: dp, two pointers
Correct Solution:
```
def main():
n = int(input())
a = list(map(int, input().split()))
b = []
for i in range(len(a) - 1):
b.append(abs(a[i] - a[i + 1]))
max_odd = b[0]
max_even = 0
all_values = [max_odd, max_even]
for bi in b[1:]:
new_odd = max(m... | output | 1 | 98,314 | 20 | 196,629 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Something happened in Uzhlyandia again... There are riots on the streets... Famous Uzhlyandian superheroes Shean the Sheep and Stas the Giraffe were called in order to save the situation. Upon the arriving, they found that citizens are worri... | instruction | 0 | 98,315 | 20 | 196,630 |
Tags: dp, two pointers
Correct Solution:
```
import math
from collections import defaultdict as dd
def main():
n = int(input())
A = list(map(int, input().split()))
# print(A)
B = []
for i in range(1, len(A)):
B.append(abs(A[i]-A[i-1]))
# print(B)
Dp = dd(int)
Dm = dd(int)
... | output | 1 | 98,315 | 20 | 196,631 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n (n ≥ 0) represented with k digits in base (radix) b. So,
$$$n = a_1 ⋅ b^{k-1} + a_2 ⋅ b^{k-2} + … a_{k-1} ⋅ b + a_k.$$$
For example, if b=17, k=3 and a=[11, 15, 7] then n=11⋅17^2+15⋅17+7=3179+255+7=3441.
Determi... | instruction | 0 | 98,641 | 20 | 197,282 |
Tags: math
Correct Solution:
```
import sys
input=sys.stdin.buffer.readline
from math import*
n,k=map(int,input().split())
arr=list(map(int,input().split()))
odd=0
for i in range(k-1):
if arr[i]%2==1:
odd+=1
even=k-odd-1
#print(even,odd)
if n%2==0:
if arr[-1]%2==0:
print("even")
else:
print("odd")
else:
if o... | output | 1 | 98,641 | 20 | 197,283 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n (n ≥ 0) represented with k digits in base (radix) b. So,
$$$n = a_1 ⋅ b^{k-1} + a_2 ⋅ b^{k-2} + … a_{k-1} ⋅ b + a_k.$$$
For example, if b=17, k=3 and a=[11, 15, 7] then n=11⋅17^2+15⋅17+7=3179+255+7=3441.
Determi... | instruction | 0 | 98,642 | 20 | 197,284 |
Tags: math
Correct Solution:
```
b, k = map(int, input().split())
a = list(map(int, input().split()))
if b % 2 == 0:
if a[k-1] % 2 == 0:
ans = 'even'
else:
ans = 'odd'
else:
sum = 0
for i in range(k):
sum += a[i]
if sum % 2 == 0:
ans = 'even'
else:
ans = ... | output | 1 | 98,642 | 20 | 197,285 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n (n ≥ 0) represented with k digits in base (radix) b. So,
$$$n = a_1 ⋅ b^{k-1} + a_2 ⋅ b^{k-2} + … a_{k-1} ⋅ b + a_k.$$$
For example, if b=17, k=3 and a=[11, 15, 7] then n=11⋅17^2+15⋅17+7=3179+255+7=3441.
Determi... | instruction | 0 | 98,643 | 20 | 197,286 |
Tags: math
Correct Solution:
```
f=lambda:map(int,input().split())
b,k=f()
b=b%10
l=list(f())
l1=[]
if b%2==0:
print('even' if l[-1]%2==0 else 'odd')
else:
for i in l:
if i%2!=0:
l1.append(1)
print('even' if sum(l1) % 2 == 0 else 'odd')
``` | output | 1 | 98,643 | 20 | 197,287 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n (n ≥ 0) represented with k digits in base (radix) b. So,
$$$n = a_1 ⋅ b^{k-1} + a_2 ⋅ b^{k-2} + … a_{k-1} ⋅ b + a_k.$$$
For example, if b=17, k=3 and a=[11, 15, 7] then n=11⋅17^2+15⋅17+7=3179+255+7=3441.
Determi... | instruction | 0 | 98,644 | 20 | 197,288 |
Tags: math
Correct Solution:
```
b,k=map(int,input().split())
a=list(map(int,input().split()))
if(b%2==0):
if(a[k-1]%2==0):print('even')
else:print('odd')
else:
cnt=0
for i in range(k):
if(a[i]%2==1):cnt+=1
if(cnt%2==0):print('even')
else:print('odd')
``` | output | 1 | 98,644 | 20 | 197,289 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n (n ≥ 0) represented with k digits in base (radix) b. So,
$$$n = a_1 ⋅ b^{k-1} + a_2 ⋅ b^{k-2} + … a_{k-1} ⋅ b + a_k.$$$
For example, if b=17, k=3 and a=[11, 15, 7] then n=11⋅17^2+15⋅17+7=3179+255+7=3441.
Determi... | instruction | 0 | 98,645 | 20 | 197,290 |
Tags: math
Correct Solution:
```
#!/usr/bin/python3
b, k = map(int, input().split())
a = list(map(int, input().split()))
cur = 0
for c in a:
cur = (cur * b + c) % 2
if cur == 0:
print("even")
else:
print("odd")
``` | output | 1 | 98,645 | 20 | 197,291 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n (n ≥ 0) represented with k digits in base (radix) b. So,
$$$n = a_1 ⋅ b^{k-1} + a_2 ⋅ b^{k-2} + … a_{k-1} ⋅ b + a_k.$$$
For example, if b=17, k=3 and a=[11, 15, 7] then n=11⋅17^2+15⋅17+7=3179+255+7=3441.
Determi... | instruction | 0 | 98,646 | 20 | 197,292 |
Tags: math
Correct Solution:
```
b,k=map(int,input().split())
a=list(map(int,input().split()))
l=a[-1]
if(b%2==0):
if(l%2==0):
print("even")
else:
print("odd")
else:
for i in range(k-1):
l+=a[i]%2
if(l%2==0):
print("even")
else:
print("odd")
``` | output | 1 | 98,646 | 20 | 197,293 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n (n ≥ 0) represented with k digits in base (radix) b. So,
$$$n = a_1 ⋅ b^{k-1} + a_2 ⋅ b^{k-2} + … a_{k-1} ⋅ b + a_k.$$$
For example, if b=17, k=3 and a=[11, 15, 7] then n=11⋅17^2+15⋅17+7=3179+255+7=3441.
Determi... | instruction | 0 | 98,647 | 20 | 197,294 |
Tags: math
Correct Solution:
```
b,k=map(int,input().split())
l=list(map(int,input().split()))
if b%2==0:
if l[-1]%2==0:
print('even')
else:
print('odd')
else:
c=0
for i in l:
if i%2!=0:
c+=1
if c%2!=0:
print('odd')
else:
print('even')
... | output | 1 | 98,647 | 20 | 197,295 |
Provide tags and a correct Python 3 solution for this coding contest problem.
You are given an integer n (n ≥ 0) represented with k digits in base (radix) b. So,
$$$n = a_1 ⋅ b^{k-1} + a_2 ⋅ b^{k-2} + … a_{k-1} ⋅ b + a_k.$$$
For example, if b=17, k=3 and a=[11, 15, 7] then n=11⋅17^2+15⋅17+7=3179+255+7=3441.
Determi... | instruction | 0 | 98,648 | 20 | 197,296 |
Tags: math
Correct Solution:
```
def main():
b,k = map(int,input().split())
a = list(map(int,input().split()))
even = 0
odd = 0
for i in a:
if i%2 == 0:
even += 1
else:
odd += 1
if b%2 == 0:
if a[-1]%2 == 0:
print ('even')
... | output | 1 | 98,648 | 20 | 197,297 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the children's day, the child came to Picks's house, and messed his house up. Picks was angry at him. A lot of important things were lost, in particular the favorite set of Picks.
Fortunately, Picks remembers something about his set S:
... | instruction | 0 | 99,006 | 20 | 198,012 |
Tags: bitmasks, greedy, implementation, sortings
Correct Solution:
```
while True:
try:
def solution(s, l ):
ans = list()
i = l
idn= t = 1
while i >= 1:
tr = i & t
if tr > 0 and t <= s:
s -= t
ans.append(i)
t, i= 1, i-1
elif tr > 0 and t > s:
i -= 1
t = 1
... | output | 1 | 99,006 | 20 | 198,013 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the children's day, the child came to Picks's house, and messed his house up. Picks was angry at him. A lot of important things were lost, in particular the favorite set of Picks.
Fortunately, Picks remembers something about his set S:
... | instruction | 0 | 99,008 | 20 | 198,016 |
Tags: bitmasks, greedy, implementation, sortings
Correct Solution:
```
import math
def lowerbit(x):
val = bin(x)[::-1]
a,b = val.split("1",1)
a +="1"
return int(a[::-1],2)
s,limit = map(int,input().split())
org = s
ans = 0
ones = math.ceil(limit/2)
if s<= ones:
print(s)
for i in range(1,limit+... | output | 1 | 99,008 | 20 | 198,017 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the children's day, the child came to Picks's house, and messed his house up. Picks was angry at him. A lot of important things were lost, in particular the favorite set of Picks.
Fortunately, Picks remembers something about his set S:
... | instruction | 0 | 99,009 | 20 | 198,018 |
Tags: bitmasks, greedy, implementation, sortings
Correct Solution:
```
s,l=map(int,input().split())
odd=l%2+l//2
even=l//2
limit=l
from math import log2,ceil,floor
allf=0
def less(i):#smallest power of 2 less than i
a=2**floor(log2(i))
return a
def rt(n):
for i in range(30):
if n&(1<<i):
... | output | 1 | 99,009 | 20 | 198,019 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the children's day, the child came to Picks's house, and messed his house up. Picks was angry at him. A lot of important things were lost, in particular the favorite set of Picks.
Fortunately, Picks remembers something about his set S:
... | instruction | 0 | 99,010 | 20 | 198,020 |
Tags: bitmasks, greedy, implementation, sortings
Correct Solution:
```
s,limit = map(int,input().split())
ans = []
for i in range(limit,0,-1):
if s-(i&-i) >=0:ans.append(i);s-=(i&-i)
if s == 0:
print(len(ans))
print(" ".join(map(str, ans)))
else:
print(-1)
``` | output | 1 | 99,010 | 20 | 198,021 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the children's day, the child came to Picks's house, and messed his house up. Picks was angry at him. A lot of important things were lost, in particular the favorite set of Picks.
Fortunately, Picks remembers something about his set S:
... | instruction | 0 | 99,011 | 20 | 198,022 |
Tags: bitmasks, greedy, implementation, sortings
Correct Solution:
```
s,n=list(map(int,input().split()))
y=[]
y1=[]
sum1=0
for i in range(1,n+1):
power=0
de=i
while(i%2==0):
power+=1
i=i//2
if sum1+2**power<=s:
sum1+=2**power
y.append(de)
sum2=0
for i in range(n,0,-1):
... | output | 1 | 99,011 | 20 | 198,023 |
Provide tags and a correct Python 3 solution for this coding contest problem.
At the children's day, the child came to Picks's house, and messed his house up. Picks was angry at him. A lot of important things were lost, in particular the favorite set of Picks.
Fortunately, Picks remembers something about his set S:
... | instruction | 0 | 99,013 | 20 | 198,026 |
Tags: bitmasks, greedy, implementation, sortings
Correct Solution:
```
"""
Template written to be used by Python Programmers.
Use at your own risk!!!!
Owned by enraged(rating - 5 star at CodeChef and Specialist at Codeforces).
"""
import sys
import bisect
import heapq
from math import *
from collections imp... | output | 1 | 99,013 | 20 | 198,027 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements is equal to c (si - si - 1 = c). In particular, ... | instruction | 0 | 99,087 | 20 | 198,174 |
Tags: math
Correct Solution:
```
a,b,c = map(int, input().split())
if a>b and c>0:
print('NO')
elif b>a and c<0:
print('NO')
elif a!=b and c==0:
print('NO')
elif a==b:
print('YES')
elif (b-a)==c or (b-a)%c==0:
print('YES')
else:
print('NO')
``` | output | 1 | 99,087 | 20 | 198,175 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements is equal to c (si - si - 1 = c). In particular, ... | instruction | 0 | 99,088 | 20 | 198,176 |
Tags: math
Correct Solution:
```
def fx(a,b,c):
if (c==0 and a!=b) or (c>0 and a>b) or (c<0 and a<b):
return print("NO")
if (c==0 and a==b) or ((b-a)%c==0):
return print("Yes")
return print("NO")
a,b,c=input().split()
fx(int(a),int(b),int(c))
``` | output | 1 | 99,088 | 20 | 198,177 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements is equal to c (si - si - 1 = c). In particular, ... | instruction | 0 | 99,089 | 20 | 198,178 |
Tags: math
Correct Solution:
```
inp = input('')
def returnstatus(inp):
firstelement, favnumber, diff = [int(i) for i in inp.split(' ')]
if diff == 0:
return 'YES' if firstelement == favnumber else 'NO'
return 'YES' if ((favnumber - firstelement)%diff == 0 and (favnumber - firstelement)/diff >=... | output | 1 | 99,089 | 20 | 198,179 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements is equal to c (si - si - 1 = c). In particular, ... | instruction | 0 | 99,090 | 20 | 198,180 |
Tags: math
Correct Solution:
```
a, b, c = map(int, input().split(' '))
if ((a != b and c == 0) or (b > a and c < 0)):
print("NO")
elif ((a == b) or (b > a and c > 0 and ((b - a) % c == 0)) or (a > b and c < 0 and ((a - b) % c == 0))):
print("YES")
else:
print("NO")
``` | output | 1 | 99,090 | 20 | 198,181 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements is equal to c (si - si - 1 = c). In particular, ... | instruction | 0 | 99,091 | 20 | 198,182 |
Tags: math
Correct Solution:
```
a,b,c=map(int,input().split())
if(b<a) and (c>0):
print("NO")
elif(b>a) and (c<0):
print("NO")
elif(c==0):
if (a==b):
print("YES")
else:
print("NO")
else:
b=b-a
if(b%c==0):
print("YES")
else:
print("NO")
``` | output | 1 | 99,091 | 20 | 198,183 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements is equal to c (si - si - 1 = c). In particular, ... | instruction | 0 | 99,092 | 20 | 198,184 |
Tags: math
Correct Solution:
```
a, b, c = list(map(int, input().split()))
if c == 0:
print("YES" if a == b else "NO")
else:
print("YES" if (((b - a) % c == 0) and (((b - a) // c) >= 0)) else "NO")
``` | output | 1 | 99,092 | 20 | 198,185 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements is equal to c (si - si - 1 = c). In particular, ... | instruction | 0 | 99,093 | 20 | 198,186 |
Tags: math
Correct Solution:
```
import math
inp = input()
a = int(inp.split()[0])
b = int(inp.split()[1])
c = int(inp.split()[2])
if c == 0:
if a == b:
print('YES')
else:
print('NO')
else:
flag = (b + c - a) / c
if flag > 0 and flag - math.floor(flag) == 0.0:
print('YES')
e... | output | 1 | 99,093 | 20 | 198,187 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements is equal to c (si - si - 1 = c). In particular, ... | instruction | 0 | 99,094 | 20 | 198,188 |
Tags: math
Correct Solution:
```
a,b,c = map(int,input().split())
if a == b:
print("YES")
elif a > b and c < 0 and (a-b)%c == 0:
print("YES")
elif a < b and c >0 and (b-a)%c == 0:
print("YES")
else:
print("NO")
``` | output | 1 | 99,094 | 20 | 198,189 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements i... | instruction | 0 | 99,095 | 20 | 198,190 |
Yes | output | 1 | 99,095 | 20 | 198,191 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements i... | instruction | 0 | 99,096 | 20 | 198,192 |
Yes | output | 1 | 99,096 | 20 | 198,193 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements i... | instruction | 0 | 99,097 | 20 | 198,194 |
Yes | output | 1 | 99,097 | 20 | 198,195 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements i... | instruction | 0 | 99,098 | 20 | 198,196 |
Yes | output | 1 | 99,098 | 20 | 198,197 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements i... | instruction | 0 | 99,099 | 20 | 198,198 |
No | output | 1 | 99,099 | 20 | 198,199 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements i... | instruction | 0 | 99,100 | 20 | 198,200 |
No | output | 1 | 99,100 | 20 | 198,201 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements i... | instruction | 0 | 99,101 | 20 | 198,202 |
No | output | 1 | 99,101 | 20 | 198,203 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vasya likes everything infinite. Now he is studying the properties of a sequence s, such that its first element is equal to a (s1 = a), and the difference between any two neighbouring elements i... | instruction | 0 | 99,102 | 20 | 198,204 |
No | output | 1 | 99,102 | 20 | 198,205 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only three commands: apply a bitwise operation AND, O... | instruction | 0 | 99,176 | 20 | 198,352 |
Tags: bitmasks, constructive algorithms
Correct Solution:
```
n=int(input())
bits0=[0]*10
bits1=[1]*10
b0=0
b1=1023
fname=['&','|','^']
f=[[[0,0],[0,1]],[[0,1],[1,1]],[[0,1],[1,0]]]
for i in range(n):
s=input()
e=str(bin(int(s[2:])))
d=int(s[2:])
if s[0]=='^':
b0=b0^d
b1 = b1 ^ d
eli... | output | 1 | 99,176 | 20 | 198,353 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only three commands: apply a bitwise operation AND, O... | instruction | 0 | 99,177 | 20 | 198,354 |
Tags: bitmasks, constructive algorithms
Correct Solution:
```
n = int(input())
a, b = 1023, 0
for _ in range(n):
c, d = input().split()
d = int(d)
if c == '|':
a, b = a | d, b | d
elif c == '&':
a, b = a & d, b & d
elif c == '^':
a, b = a ^ d, b ^ d
print('2\n| {}\n^ {}'.f... | output | 1 | 99,177 | 20 | 198,355 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only three commands: apply a bitwise operation AND, O... | instruction | 0 | 99,178 | 20 | 198,356 |
Tags: bitmasks, constructive algorithms
Correct Solution:
```
n = int(input())
A = 1023
B = 0
a = 1023
b = 0
print(4)
for i in range(n):
s = str(input())
if s[0] == '&':
a = a & int(s[2:])
b = b & int(s[2:])
elif s[0] == '|':
a = a | int(s[2:])
b = b | int(s[2:])
elif s[0... | output | 1 | 99,178 | 20 | 198,357 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only three commands: apply a bitwise operation AND, O... | instruction | 0 | 99,179 | 20 | 198,358 |
Tags: bitmasks, constructive algorithms
Correct Solution:
```
import sys
input=sys.stdin.readline
n=int(input())
start1=0
start2=1023
for _ in range(n):
a,b=map(str,input().split())
b=int(b)
if a=='|':
start1=b|start1
start2=b|start2
elif a=='^':
start1=b^start1
start2=b^start2
else:
start... | output | 1 | 99,179 | 20 | 198,359 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only three commands: apply a bitwise operation AND, O... | instruction | 0 | 99,180 | 20 | 198,360 |
Tags: bitmasks, constructive algorithms
Correct Solution:
```
from math import*
n = int(input())
x = 0
y = 1023
for i in range(n):
gg = input().split()
if gg[0] == '&':
x &= int(gg[1])
y &= int(gg[1])
if gg[0] == '|':
x |= int(gg[1])
y |= int(gg[1])
if gg[0] == '^':
... | output | 1 | 99,180 | 20 | 198,361 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only three commands: apply a bitwise operation AND, O... | instruction | 0 | 99,181 | 20 | 198,362 |
Tags: bitmasks, constructive algorithms
Correct Solution:
```
import queue
def readTuple():
return input().split()
def readInts():
return tuple(map(int, readTuple()))
def to_int(x):
x=x[::-1]
res = 0
for i in x:
res <<= 1
res |= i
return res
def solve():
res = ['X']*10
... | output | 1 | 99,181 | 20 | 198,363 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only three commands: apply a bitwise operation AND, O... | instruction | 0 | 99,182 | 20 | 198,364 |
Tags: bitmasks, constructive algorithms
Correct Solution:
```
def fun (n1,o,n2):
if o=="|":
return n1|n2
elif o=="&":
return n1&n2
else:
return n1^n2
def fun2(n):
l=[0 for i in range(10)]
for i in range(9,-1,-1):
if 1<<i <=n:
l[i]=1
n-=1<<i
... | output | 1 | 99,182 | 20 | 198,365 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only three commands: apply a bitwise operation AND, O... | instruction | 0 | 99,183 | 20 | 198,366 |
Tags: bitmasks, constructive algorithms
Correct Solution:
```
n = int(input())
mask_ans1 = 1023
mask_ans2 = 0
for i in range(n):
com, x = input().split()
x = int(x)
if com == '&':
mask_ans1 &= x
mask_ans2 &= x
elif com == '|':
mask_ans1 |= x
mask_ans2 |= x
elif com == '^':
mask_ans1 ^= x
mask_ans2 ^=... | output | 1 | 99,183 | 20 | 198,367 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only t... | instruction | 0 | 99,184 | 20 | 198,368 |
Yes | output | 1 | 99,184 | 20 | 198,369 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only t... | instruction | 0 | 99,185 | 20 | 198,370 |
Yes | output | 1 | 99,185 | 20 | 198,371 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only t... | instruction | 0 | 99,186 | 20 | 198,372 |
Yes | output | 1 | 99,186 | 20 | 198,373 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only t... | instruction | 0 | 99,187 | 20 | 198,374 |
Yes | output | 1 | 99,187 | 20 | 198,375 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only t... | instruction | 0 | 99,188 | 20 | 198,376 |
No | output | 1 | 99,188 | 20 | 198,377 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Petya learned a new programming language CALPAS. A program in this language always takes one non-negative integer and returns one non-negative integer as well.
In the language, there are only t... | instruction | 0 | 99,189 | 20 | 198,378 |
No | output | 1 | 99,189 | 20 | 198,379 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.