message stringlengths 2 44.5k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 276 109k | cluster float64 23 23 | __index_level_0__ int64 552 217k |
|---|---|---|---|---|---|
Provide tags and a correct Python 3 solution for this coding contest problem.
One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coordinate axes are situated. All sides of the rectangles have odd length. Rectangles cannot intersect, but ... | instruction | 0 | 69,480 | 23 | 138,960 |
Tags: constructive algorithms, geometry
Correct Solution:
```
n = int(input())
print("YES")
for i in range(n):
a, b, c, d = map(int, input().split())
print(1 + (a % 2) + 2*(b % 2))
``` | output | 1 | 69,480 | 23 | 138,961 |
Provide tags and a correct Python 3 solution for this coding contest problem.
One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coordinate axes are situated. All sides of the rectangles have odd length. Rectangles cannot intersect, but ... | instruction | 0 | 69,481 | 23 | 138,962 |
Tags: constructive algorithms, geometry
Correct Solution:
```
n = int(input())
ans = 'YES\n'
for i in range(n):
x1, y1, x2, y2 = map(int, input().split())
res = (x1 & 1) * 2 + (y1 & 1) + 1
ans += str(res) + '\n'
print(ans)
``` | output | 1 | 69,481 | 23 | 138,963 |
Provide tags and a correct Python 3 solution for this coding contest problem.
One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coordinate axes are situated. All sides of the rectangles have odd length. Rectangles cannot intersect, but ... | instruction | 0 | 69,482 | 23 | 138,964 |
Tags: constructive algorithms, geometry
Correct Solution:
```
'''plan
noticed that if both upperle
'''
from sys import stdin, stdout
# n = int(stdin.readline().rstrip())
# n = int(input())
all_lines = stdin.read().split('\n')
stdout.write('YES\n')
for line in all_lines[1:-1]:
x1, y1, x2, y2 = (int(x) % 2 for x... | output | 1 | 69,482 | 23 | 138,965 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coordinate axes are situated. All sides of the rectangles hav... | instruction | 0 | 69,483 | 23 | 138,966 |
Yes | output | 1 | 69,483 | 23 | 138,967 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coordinate axes are situated. All sides of the rectangles hav... | instruction | 0 | 69,484 | 23 | 138,968 |
Yes | output | 1 | 69,484 | 23 | 138,969 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coordinate axes are situated. All sides of the rectangles hav... | instruction | 0 | 69,485 | 23 | 138,970 |
Yes | output | 1 | 69,485 | 23 | 138,971 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coordinate axes are situated. All sides of the rectangles hav... | instruction | 0 | 69,486 | 23 | 138,972 |
Yes | output | 1 | 69,486 | 23 | 138,973 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coordinate axes are situated. All sides of the rectangles hav... | instruction | 0 | 69,487 | 23 | 138,974 |
No | output | 1 | 69,487 | 23 | 138,975 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coordinate axes are situated. All sides of the rectangles hav... | instruction | 0 | 69,488 | 23 | 138,976 |
No | output | 1 | 69,488 | 23 | 138,977 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coordinate axes are situated. All sides of the rectangles hav... | instruction | 0 | 69,489 | 23 | 138,978 |
No | output | 1 | 69,489 | 23 | 138,979 |
Provide a correct Python 3 solution for this coding contest problem.
There are N points on a number line, i-th of which is placed on coordinate X_i. These points are numbered in the increasing order of coordinates. In other words, for all i (1 \leq i \leq N-1), X_i < X_{i+1} holds. In addition to that, an integer K is... | instruction | 0 | 69,590 | 23 | 139,180 |
"Correct Solution:
```
import sys
readline = sys.stdin.buffer.readline
n,k = map(int,readline().split())
vs = list(map(int,readline().split()))
L=18
xid=[0]*(n*L)
xsum=[0]*(n*L)
yid=[0]*(n*L)
ysum=[0]*(n*L)
j=n
for i in reversed(range(n)):
while i<j and vs[i]+k<=vs[j-1]:
j-=1
xid[i*L+0]=j
xsum[i*L+0]=j
for lv ... | output | 1 | 69,590 | 23 | 139,181 |
Provide a correct Python 3 solution for this coding contest problem.
There are N points on a number line, i-th of which is placed on coordinate X_i. These points are numbered in the increasing order of coordinates. In other words, for all i (1 \leq i \leq N-1), X_i < X_{i+1} holds. In addition to that, an integer K is... | instruction | 0 | 69,591 | 23 | 139,182 |
"Correct Solution:
```
import sys
readline = sys.stdin.readline
INF = 10**18+3
N, K = map(int, input().split())
X = list(map(int, readline().split())) + [INF]
left = [None]*N
r = 0
for i in range(N):
while r < N and X[r+1] - X[i] < K:
r += 1
left[i] = (r, i)
left = [left]
nb = N.bit_length()
for _ i... | output | 1 | 69,591 | 23 | 139,183 |
Provide a correct Python 3 solution for this coding contest problem.
In AtCoder city, there are five antennas standing in a straight line. They are called Antenna A, B, C, D and E from west to east, and their coordinates are a, b, c, d and e, respectively.
Two antennas can communicate directly if the distance between ... | instruction | 0 | 69,629 | 23 | 139,258 |
"Correct Solution:
```
a = [int(input()) for _ in range(6)]
if a[4]-a[0] <= a[5]:
print('Yay!')
else:
print(':(')
``` | output | 1 | 69,629 | 23 | 139,259 |
Provide a correct Python 3 solution for this coding contest problem.
In AtCoder city, there are five antennas standing in a straight line. They are called Antenna A, B, C, D and E from west to east, and their coordinates are a, b, c, d and e, respectively.
Two antennas can communicate directly if the distance between ... | instruction | 0 | 69,630 | 23 | 139,260 |
"Correct Solution:
```
a,b,c,d,e,k=[int(input()) for _ in range(6)]
print('Yay!' if abs(a-e) <= k else ':(')
``` | output | 1 | 69,630 | 23 | 139,261 |
Provide a correct Python 3 solution for this coding contest problem.
In AtCoder city, there are five antennas standing in a straight line. They are called Antenna A, B, C, D and E from west to east, and their coordinates are a, b, c, d and e, respectively.
Two antennas can communicate directly if the distance between ... | instruction | 0 | 69,631 | 23 | 139,262 |
"Correct Solution:
```
A = [int(input()) for _ in range(6)]
ans = ":(" if A[4] - A[0] > A[5] else "Yay!"
print(ans)
``` | output | 1 | 69,631 | 23 | 139,263 |
Provide a correct Python 3 solution for this coding contest problem.
In AtCoder city, there are five antennas standing in a straight line. They are called Antenna A, B, C, D and E from west to east, and their coordinates are a, b, c, d and e, respectively.
Two antennas can communicate directly if the distance between ... | instruction | 0 | 69,632 | 23 | 139,264 |
"Correct Solution:
```
a,b,c,d,e,f=map(int,open(0).readlines())
print(":("if e-a>f else"Yay!")
``` | output | 1 | 69,632 | 23 | 139,265 |
Provide a correct Python 3 solution for this coding contest problem.
In AtCoder city, there are five antennas standing in a straight line. They are called Antenna A, B, C, D and E from west to east, and their coordinates are a, b, c, d and e, respectively.
Two antennas can communicate directly if the distance between ... | instruction | 0 | 69,633 | 23 | 139,266 |
"Correct Solution:
```
a = [int(input()) for _ in range(5)]
K = int(input())
print("Yay!" if a[-1]-a[0]<=K else ":(")
``` | output | 1 | 69,633 | 23 | 139,267 |
Provide a correct Python 3 solution for this coding contest problem.
In AtCoder city, there are five antennas standing in a straight line. They are called Antenna A, B, C, D and E from west to east, and their coordinates are a, b, c, d and e, respectively.
Two antennas can communicate directly if the distance between ... | instruction | 0 | 69,634 | 23 | 139,268 |
"Correct Solution:
```
n=[int(input()) for _ in range(6)];print([':(','Yay!'][n[4]-n[0]<=n[5]])
``` | output | 1 | 69,634 | 23 | 139,269 |
Provide a correct Python 3 solution for this coding contest problem.
In AtCoder city, there are five antennas standing in a straight line. They are called Antenna A, B, C, D and E from west to east, and their coordinates are a, b, c, d and e, respectively.
Two antennas can communicate directly if the distance between ... | instruction | 0 | 69,635 | 23 | 139,270 |
"Correct Solution:
```
*a,k=map(int,open(0));print("Y:a(y !"[a[4]-a[0]>k::2])
``` | output | 1 | 69,635 | 23 | 139,271 |
Provide a correct Python 3 solution for this coding contest problem.
In AtCoder city, there are five antennas standing in a straight line. They are called Antenna A, B, C, D and E from west to east, and their coordinates are a, b, c, d and e, respectively.
Two antennas can communicate directly if the distance between ... | instruction | 0 | 69,636 | 23 | 139,272 |
"Correct Solution:
```
a, *_, e, k = [int(input()) for x in ' '*6]
print([':(', 'Yay!'][e-a<=k])
``` | output | 1 | 69,636 | 23 | 139,273 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Vasya learned that, given two points with different x coordinates, you can draw through them exactly one parabola with equation of type y = x^2 + bx + c, where b and c are reals. Let's call such a parabola an U-shaped one.
Vasya dr... | instruction | 0 | 69,888 | 23 | 139,776 |
Tags: geometry
Correct Solution:
```
import sys
def cross(o, a, b):
return (a[0] - o[0]) * (b[1] - o[1]) - (a[1] - o[1]) * (b[0] - o[0])
N = int(input())
A = [None]*N
for i in range(N):
x, y = map(int, sys.stdin.readline().split())
A[i] = (x, y-x*x)
A.sort()
upper = []
for p in reversed(A):
while len(u... | output | 1 | 69,888 | 23 | 139,777 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Vasya learned that, given two points with different x coordinates, you can draw through them exactly one parabola with equation of type y = x^2 + bx + c, where b and c are reals. Let's call such a parabola an U-shaped one.
Vasya dr... | instruction | 0 | 69,889 | 23 | 139,778 |
Tags: geometry
Correct Solution:
```
import io, os
input = io.StringIO(os.read(0, os.fstat(0).st_size).decode()).readline
INF = 10 ** 16
n = int(input())
d = {}
a = []
for i in range(n):
x, y = map(int, input().split())
d[x] = max(d.get(x, -INF), y - x * x)
a = sorted(d.items())
cross = lambda a, b, c: (b[0] ... | output | 1 | 69,889 | 23 | 139,779 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Vasya learned that, given two points with different x coordinates, you can draw through them exactly one parabola with equation of type y = x^2 + bx + c, where b and c are reals. Let's call such a parabola an U-shaped one.
Vasya dr... | instruction | 0 | 69,890 | 23 | 139,780 |
Tags: geometry
Correct Solution:
```
n = int(input())
rows = [input().split() for _ in range(n)]
rows = [(int(x),int(y)) for x,y in rows]
points = {}
for x,y in rows:
if x in points:
points[x] = max(y, points[x])
else:
points[x] = y
points = sorted(points.items(),key=lambda point: point[0])
de... | output | 1 | 69,890 | 23 | 139,781 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Vasya learned that, given two points with different x coordinates, you can draw through them exactly one parabola with equation of type y = x^2 + bx + c, where b and c are reals. Let's call such a parabola an U-shaped one.
Vasya dr... | instruction | 0 | 69,891 | 23 | 139,782 |
Tags: geometry
Correct Solution:
```
import math
import io, os
input = io.StringIO(os.read(0, os.fstat(0).st_size).decode()).readline
def cross(xA, yA, xB, yB):
return xA*yB - xB*yA
def clockwise(x0, y0, xA, yA, xB, yB):
return True if cross(xA-x0, yA-y0, xB-x0, yB-y0)<0 else False
n = int(input())
P = [list... | output | 1 | 69,891 | 23 | 139,783 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Recently Vasya learned that, given two points with different x coordinates, you can draw through them exactly one parabola with equation of type y = x^2 + bx + c, where b and c are reals. Let's ... | instruction | 0 | 69,892 | 23 | 139,784 |
No | output | 1 | 69,892 | 23 | 139,785 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Recently Vasya learned that, given two points with different x coordinates, you can draw through them exactly one parabola with equation of type y = x^2 + bx + c, where b and c are reals. Let's ... | instruction | 0 | 69,893 | 23 | 139,786 |
No | output | 1 | 69,893 | 23 | 139,787 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
To draw a picture, Leo Jr. colors some of the c... | instruction | 0 | 70,005 | 23 | 140,010 |
Tags: constructive algorithms
Correct Solution:
```
def main():
n = int(input())
print(4+(n*3))
print(0,0)
print(0, 1)
st = -1
for i in range(1,n+1):
st+=1
for j in range(3):
print(i, j+st)
print(n+1, st+1)
print(n+1, st+2)
# for #!/usr/bin/env python
import os
import sys
from io import BytesIO, IOBase
... | output | 1 | 70,005 | 23 | 140,011 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
To draw a picture, Leo Jr. colors some of the c... | instruction | 0 | 70,006 | 23 | 140,012 |
Tags: constructive algorithms
Correct Solution:
```
def solve():
k = int(input())
ans = [(0, 0)]
for i in range(1, k + 2):
ans.append((i-1,i))
ans.append((i, i-1))
ans.append((i, i))
print(len(ans))
for i in ans:
print(*i)
for i in range(1):
solve()
``` | output | 1 | 70,006 | 23 | 140,013 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
To draw a picture, Leo Jr. colors some of the c... | instruction | 0 | 70,007 | 23 | 140,014 |
Tags: constructive algorithms
Correct Solution:
```
n = int(input())
location = {(0, 0)}
cnt = 0
i = 1
j = 1
while n != cnt:
if (i, j) not in location:
location.add((i, j))
cnt += 1
i += 1
if (i, j) not in location:
location.add((i, j))
i -= 1
j += 1
if (i, j) not in loca... | output | 1 | 70,007 | 23 | 140,015 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
To draw a picture, Leo Jr. colors some of the c... | instruction | 0 | 70,008 | 23 | 140,016 |
Tags: constructive algorithms
Correct Solution:
```
from sys import stdout
class Solve:
def solve(self):
n = int(input())
ans = [str(3*n+4), '\n']
for i in range(1, n+1):
ans += [str(i), ' ', str(i), '\n']
ans += [str(i-1), ' ', str(i), '\n']
... | output | 1 | 70,008 | 23 | 140,017 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
To draw a picture, Leo Jr. colors some of the c... | instruction | 0 | 70,009 | 23 | 140,018 |
Tags: constructive algorithms
Correct Solution:
```
import math
def gcd(a,b):
if (b == 0):
return a
return gcd(b, a%b)
def lcm(a,b):
return (a*b) / gcd(a,b)
def bs(arr, l, r, x):
while l <= r:
mid = l + (r - l)//2;
if(arr[mid]==x):
return arr[mid]
... | output | 1 | 70,009 | 23 | 140,019 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
To draw a picture, Leo Jr. colors some of the c... | instruction | 0 | 70,010 | 23 | 140,020 |
Tags: constructive algorithms
Correct Solution:
```
n = int(input())
c=0
print(3*(n+1)+1)
for i in range(n+1):
print(i,c)
print(i,c+1)
print(i+1,c)
c+=1
print(i+1,c)
``` | output | 1 | 70,010 | 23 | 140,021 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
To draw a picture, Leo Jr. colors some of the c... | instruction | 0 | 70,011 | 23 | 140,022 |
Tags: constructive algorithms
Correct Solution:
```
n=int(input())
print(4+(n*3))
print(0,0)
print(0,1)
print(1,0)
print(1,1)
x,y=1,1
for i in range(n):
print(x+1,y)
print(x+1,y+1)
print(x,y+1)
x+=1
y+=1
``` | output | 1 | 70,011 | 23 | 140,023 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
To draw a picture, Leo Jr. colors some of the c... | instruction | 0 | 70,012 | 23 | 140,024 |
Tags: constructive algorithms
Correct Solution:
```
n=int(input())
print(n*3+4)
print(0,0)
print(0,1)
k=0
for i in range(1,n+1):
print(i,k)
print(i,k+1)
print(i,k+2)
k+=1
print(i+1,k)
print(i+1,k+1)
``` | output | 1 | 70,012 | 23 | 140,025 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
... | instruction | 0 | 70,013 | 23 | 140,026 |
Yes | output | 1 | 70,013 | 23 | 140,027 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
... | instruction | 0 | 70,014 | 23 | 140,028 |
Yes | output | 1 | 70,014 | 23 | 140,029 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
... | instruction | 0 | 70,015 | 23 | 140,030 |
Yes | output | 1 | 70,015 | 23 | 140,031 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
... | instruction | 0 | 70,016 | 23 | 140,032 |
Yes | output | 1 | 70,016 | 23 | 140,033 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
... | instruction | 0 | 70,017 | 23 | 140,034 |
No | output | 1 | 70,017 | 23 | 140,035 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
... | instruction | 0 | 70,018 | 23 | 140,036 |
No | output | 1 | 70,018 | 23 | 140,037 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
... | instruction | 0 | 70,019 | 23 | 140,038 |
No | output | 1 | 70,019 | 23 | 140,039 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Leo Jr. draws pictures in his notebook with checkered sheets (that is, each sheet has a regular square grid printed on it). We can assume that the sheets are infinitely large in any direction.
... | instruction | 0 | 70,020 | 23 | 140,040 |
No | output | 1 | 70,020 | 23 | 140,041 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Valera loves segments. He has recently come up with one interesting problem.
The Ox axis of coordinates has n segments, the i-th segment starts in position li and ends in position ri (we will m... | instruction | 0 | 70,169 | 23 | 140,338 |
No | output | 1 | 70,169 | 23 | 140,339 |
Provide a correct Python 3 solution for this coding contest problem.
Problem
Beans are popular at Otsu University. N beans are lined up in a straight line. Each is numbered from 0 to N-1, and the hardness of the i-th bean is ai.
Cyan considers the ideal bean hardness to be D. However, Cyan doesn't want to go get the... | instruction | 0 | 70,693 | 23 | 141,386 |
"Correct Solution:
```
class SegmentTree(object):
def __init__(self, a:list, default: int, op):
from math import ceil, log
real_size = len(a)
self.elem_size = elem_size = 1<<ceil(log(real_size, 2))
self.tree = tree = [default] * (elem_size * 2)
tree[elem_size:elem_size + rea... | output | 1 | 70,693 | 23 | 141,387 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We will consider the numbers a and b as adjacent if they differ by exactly one, that is, |a-b|=1.
We will consider cells of a square matrix n × n as adjacent if they have a common side, that is, for cell (r, c) cells (r, c-1), (r, c+1), (r-... | instruction | 0 | 70,980 | 23 | 141,960 |
Tags: constructive algorithms
Correct Solution:
```
for _ in range(int(input())):
a=int(input())
if a==1:
print(1)
elif a==2:
print(-1)
else:
l=[]
for i in range(1,a**2+1,1):
l.append(i)
c=[]
for i in range(0,len(l),2):
c.append(l[i... | output | 1 | 70,980 | 23 | 141,961 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We will consider the numbers a and b as adjacent if they differ by exactly one, that is, |a-b|=1.
We will consider cells of a square matrix n × n as adjacent if they have a common side, that is, for cell (r, c) cells (r, c-1), (r, c+1), (r-... | instruction | 0 | 70,981 | 23 | 141,962 |
Tags: constructive algorithms
Correct Solution:
```
rn = lambda: int(input())
rl = lambda: [x for x in input().split()]
rln = lambda: [int(x) for x in input().split()]
rlfn = lambda: [float(x) for x in input().split()]
def solve():
return []
tests = rn()
for tc in range(1,tests+1):
n = rn()
if n == 1:
... | output | 1 | 70,981 | 23 | 141,963 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We will consider the numbers a and b as adjacent if they differ by exactly one, that is, |a-b|=1.
We will consider cells of a square matrix n × n as adjacent if they have a common side, that is, for cell (r, c) cells (r, c-1), (r, c+1), (r-... | instruction | 0 | 70,982 | 23 | 141,964 |
Tags: constructive algorithms
Correct Solution:
```
import math
def gen(brr):
arr=[]
crr=[]
drr=[]
for i in range(0,len(brr),2):
crr.append(brr[i])
for i in range(1,len(brr),2):
drr.append(brr[i])
return crr+drr
def generateMatrix(arr,A):
grid = [[0] * A for _ in range... | output | 1 | 70,982 | 23 | 141,965 |
Provide tags and a correct Python 3 solution for this coding contest problem.
We will consider the numbers a and b as adjacent if they differ by exactly one, that is, |a-b|=1.
We will consider cells of a square matrix n × n as adjacent if they have a common side, that is, for cell (r, c) cells (r, c-1), (r, c+1), (r-... | instruction | 0 | 70,984 | 23 | 141,968 |
Tags: constructive algorithms
Correct Solution:
```
t = int(input())
for x in range(t):
n = int(input())
if n == 1:
print(1)
elif n == 2:
print(-1)
else:
val = 1
v = []
for j in range(n):
ar = []
for k in range(n):
ar.appen... | output | 1 | 70,984 | 23 | 141,969 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We will consider the numbers a and b as adjacent if they differ by exactly one, that is, |a-b|=1.
We will consider cells of a square matrix n × n as adjacent if they have a common side, that is... | instruction | 0 | 70,985 | 23 | 141,970 |
Yes | output | 1 | 70,985 | 23 | 141,971 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We will consider the numbers a and b as adjacent if they differ by exactly one, that is, |a-b|=1.
We will consider cells of a square matrix n × n as adjacent if they have a common side, that is... | instruction | 0 | 70,986 | 23 | 141,972 |
Yes | output | 1 | 70,986 | 23 | 141,973 |
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