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.
For a positive integer n let's define a function f:
f(n) = - 1 + 2 - 3 + .. + ( - 1)nn
Your task is to calculate f(n) for a given integer n.
Input
The single line contains the positive integer n (1 ≤ n ≤ 1015).
Output
Print f(n) in a s... | instruction | 0 | 68,517 | 20 | 137,034 |
Tags: implementation, math
Correct Solution:
```
n=int(input())
if n%2==0:
print(int(n/2))
else:
print(n//2-n)
``` | output | 1 | 68,517 | 20 | 137,035 |
Provide tags and a correct Python 3 solution for this coding contest problem.
For a positive integer n let's define a function f:
f(n) = - 1 + 2 - 3 + .. + ( - 1)nn
Your task is to calculate f(n) for a given integer n.
Input
The single line contains the positive integer n (1 ≤ n ≤ 1015).
Output
Print f(n) in a s... | instruction | 0 | 68,518 | 20 | 137,036 |
Tags: implementation, math
Correct Solution:
```
import sys
import math
input = sys.stdin.readline
def int_array():
return list(map(int, input().strip().split()))
def str_array():
return input().strip().split()
def lower_letters():
lowercase = []
for i in range(97, 97+26):
lowercase.append(c... | output | 1 | 68,518 | 20 | 137,037 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Consider a linear function f(x) = Ax + B. Let's define g(0)(x) = x and g(n)(x) = f(g(n - 1)(x)) for n > 0. For the given integer values A, B, n and x find the value of g(n)(x) modulo 109 + 7.
Input
The only line contains four integers A, B... | instruction | 0 | 68,582 | 20 | 137,164 |
Tags: math, number theory
Correct Solution:
```
import functools
import itertools
class NotAMatrixError(Exception):
pass
class MatrixSizeError(Exception):
def __init__(self, s1, s2):
print('sizes do not match : ', s1, ', ', s2)
class NotSquareError(Exception):
pass
class Matrix(list):
def __... | output | 1 | 68,582 | 20 | 137,165 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that can be applied to a positive integer:
1. If... | instruction | 0 | 69,023 | 20 | 138,046 |
Tags: math
Correct Solution:
```
for _ in range(int(input())):
x,y = map(int,input().split())
if x>=y:
print("YES")
elif x==1 or x==2 and y != 3 or x==3:
print("NO")
else:
print("YES")
``` | output | 1 | 69,023 | 20 | 138,047 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that can be applied to a positive integer:
1. If... | instruction | 0 | 69,024 | 20 | 138,048 |
Tags: math
Correct Solution:
```
for nt in range(int(input())):
x,y=map(int,input().split())
if x==3 or x==2:
if y<=3:
print ("YES")
else:
print ("NO")
elif x==1:
if y<=x:
print ("YES")
else:
print ("NO")
else:
print ("YES")
``` | output | 1 | 69,024 | 20 | 138,049 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that can be applied to a positive integer:
1. If... | instruction | 0 | 69,025 | 20 | 138,050 |
Tags: math
Correct Solution:
```
t = int(input())
for _ in range(t):
x, y = map(int, input().split())
a = x
while(a<y):
if(a%2==0):
a = int((3*a)/2)
else:
a = a-1
if(a==x or a==0):
break
if(a>=y):
print("YES")
else:
print("N... | output | 1 | 69,025 | 20 | 138,051 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that can be applied to a positive integer:
1. If... | instruction | 0 | 69,026 | 20 | 138,052 |
Tags: math
Correct Solution:
```
n = int(input())
while n > 0:
x = list(map(int,input().split()))
if (x[0] > 3 and x[1] > x[0]) or (x[0] == 2 and x[1] == 3) or (x[0] == x[1]) or (x[1] < x[0]):
print("YES")
else:
print("NO")
n -= 1
``` | output | 1 | 69,026 | 20 | 138,053 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that can be applied to a positive integer:
1. If... | instruction | 0 | 69,027 | 20 | 138,054 |
Tags: math
Correct Solution:
```
for i in range(int(input())):
x,y=map(int,input().split(" "))
if x==1:
print('YES' if y==1 else 'NO')
elif x<=3:
print('YES' if y<=3 else 'NO')
else:
print("YES")
``` | output | 1 | 69,027 | 20 | 138,055 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that can be applied to a positive integer:
1. If... | instruction | 0 | 69,028 | 20 | 138,056 |
Tags: math
Correct Solution:
```
t=int(input())
while (t>0):
t=t-1
x,y=map(int,input().split())
if (x>=y):
print("YES")
else:
k=0
l=[]
while (x<y):
if (x%2==0):
x=(x*3)//2
l.append(x)
k+=1
else:
... | output | 1 | 69,028 | 20 | 138,057 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that can be applied to a positive integer:
1. If... | instruction | 0 | 69,029 | 20 | 138,058 |
Tags: math
Correct Solution:
```
for _ in range(int(input())):
x,y = map(int,input().split())
if x == 1 and (x!= y and y!= 0):
print("NO")
elif y <= x:
print("YES")
else:
if x & 1 == 1:
x -= 1
if x == 2 and y != 3:
print("NO")
else:
... | output | 1 | 69,029 | 20 | 138,059 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that can be applied to a positive integer:
1. If... | instruction | 0 | 69,030 | 20 | 138,060 |
Tags: math
Correct Solution:
```
q = int(input())
for _ in range(q):
x, y = map(int, input().split())
if x >= y or x > 3 or (x == 2 and y == 3):
print("YES")
else:
print("NO")
``` | output | 1 | 69,030 | 20 | 138,061 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that ... | instruction | 0 | 69,031 | 20 | 138,062 |
Yes | output | 1 | 69,031 | 20 | 138,063 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that ... | instruction | 0 | 69,032 | 20 | 138,064 |
Yes | output | 1 | 69,032 | 20 | 138,065 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that ... | instruction | 0 | 69,033 | 20 | 138,066 |
Yes | output | 1 | 69,033 | 20 | 138,067 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that ... | instruction | 0 | 69,034 | 20 | 138,068 |
Yes | output | 1 | 69,034 | 20 | 138,069 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that ... | instruction | 0 | 69,035 | 20 | 138,070 |
No | output | 1 | 69,035 | 20 | 138,071 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that ... | instruction | 0 | 69,036 | 20 | 138,072 |
No | output | 1 | 69,036 | 20 | 138,073 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that ... | instruction | 0 | 69,037 | 20 | 138,074 |
No | output | 1 | 69,037 | 20 | 138,075 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Recently Petya walked in the forest and found a magic stick.
Since Petya really likes numbers, the first thing he learned was spells for changing numbers. So far, he knows only two spells that ... | instruction | 0 | 69,038 | 20 | 138,076 |
No | output | 1 | 69,038 | 20 | 138,077 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Input
The input contains a single integer a (1 ≤ a ≤ 64).
Output
Output a single integer.
Examples
Input
2
Output
1
Input
4
Output
2
Input
27
Output
5
Input
42
Output
6 | instruction | 0 | 69,313 | 20 | 138,626 |
Tags: *special
Correct Solution:
```
#include<iostream>
a = [0, 1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51, 1, 2, 1, 14, 1, 2, 2, 14, 1, 6, 1, 4, 2, 2, 1, 52, 2, 5, 1, 5, 1, 15, 2, 13, 2, 2, 1, 13, 1, 2, 4, 267, 1, 4, 1, 5, 1, 4, 1, 50, 1, 2, 3, 4, 1, 6, 1, 52, 15,... | output | 1 | 69,313 | 20 | 138,627 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Input
The input contains a single integer a (1 ≤ a ≤ 64).
Output
Output a single integer.
Examples
Input
2
Output
1
Input
4
Output
2
Input
27
Output
5
Input
42
Output
6 | instruction | 0 | 69,314 | 20 | 138,628 |
Tags: *special
Correct Solution:
```
A = [ 0, 1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51, 1, 2, 1, 14, 1, 2, 2, 14, 1, 6, 1, 4, 2, 2, 1, 52, 2, 5, 1, 5, 1, 15, 2, 13, 2, 2, 1, 13, 1, 2, 4, 267, 1, 4, 1, 5, 1, 4, 1, 50, 1, 2, 3, 4, 1, 6, 1, 52, 15, 2, 1, 15, 1, 2, 1... | output | 1 | 69,314 | 20 | 138,629 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Input
The input contains a single integer a (1 ≤ a ≤ 64).
Output
Output a single integer.
Examples
Input
2
Output
1
Input
4
Output
2
Input
27
Output
5
Input
42
Output
6 | instruction | 0 | 69,315 | 20 | 138,630 |
Tags: *special
Correct Solution:
```
a=[0, 1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51, 1, 2, 1, 14, 1, 2, 2, 14, 1, 6, 1, 4, 2, 2, 1, 52, 2, 5, 1, 5, 1, 15, 2, 13, 2, 2, 1, 13, 1, 2, 4, 267, 1, 4, 1, 5, 1, 4, 1, 50, 1, 2, 3, 4, 1, 6, 1, 52, 15, 2, 1, 15, 1, 2, 1, 1... | output | 1 | 69,315 | 20 | 138,631 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Input
The input contains a single integer a (1 ≤ a ≤ 64).
Output
Output a single integer.
Examples
Input
2
Output
1
Input
4
Output
2
Input
27
Output
5
Input
42
Output
6 | instruction | 0 | 69,316 | 20 | 138,632 |
Tags: *special
Correct Solution:
```
print([1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51, 1, 2, 1, 14, 1, 2, 2, 14, 1, 6, 1, 4, 2, 2, 1, 52, 2, 5, 1, 5, 1, 15, 2, 13, 2, 2, 1, 13, 1, 2, 4, 267][int(input())-1])
``` | output | 1 | 69,316 | 20 | 138,633 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Input
The input contains a single integer a (1 ≤ a ≤ 64).
Output
Output a single integer.
Examples
Input
2
Output
1
Input
4
Output
2
Input
27
Output
5
Input
42
Output
6 | instruction | 0 | 69,317 | 20 | 138,634 |
Tags: *special
Correct Solution:
```
OeisA000001 = [0, 1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51, 1, 2, 1, 14, 1, 2, 2, 14, 1, 6, 1, 4, 2, 2, 1, 52, 2, 5, 1, 5, 1, 15, 2, 13, 2, 2, 1, 13, 1, 2, 4, 267, 1, 4, 1, 5, 1, 4, 1, 50, 1, 2, 3, 4, 1, 6, 1, 52, 15, 2, 1, 15... | output | 1 | 69,317 | 20 | 138,635 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Input
The input contains a single integer a (1 ≤ a ≤ 64).
Output
Output a single integer.
Examples
Input
2
Output
1
Input
4
Output
2
Input
27
Output
5
Input
42
Output
6 | instruction | 0 | 69,318 | 20 | 138,636 |
Tags: *special
Correct Solution:
```
# oeis 000001
x = [ 1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51, 1, 2, 1, 14, 1, 2, 2, 14, 1, 6, 1, 4, 2, 2, 1, 52, 2, 5, 1, 5, 1, 15, 2, 13, 2, 2, 1, 13, 1, 2, 4, 267, 1, 4, 1, 5, 1, 4, 1, 50, 1, 2, 3, 4, 1, 6, 1, 52, 15, 2, 1... | output | 1 | 69,318 | 20 | 138,637 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Input
The input contains a single integer a (1 ≤ a ≤ 64).
Output
Output a single integer.
Examples
Input
2
Output
1
Input
4
Output
2
Input
27
Output
5
Input
42
Output
6 | instruction | 0 | 69,319 | 20 | 138,638 |
Tags: *special
Correct Solution:
```
a = int(input())
Vogas = [0,1,1,1,2,1,2,1,5,2,2,1,5,1,2,1,14,1,5,1,5,2,2,1,15,2,2,5,4,1,4,1,51,1,2,1,14,1,2,2,14,1,6,1,4,2,2,1,52,2,5,1,5,1,15,2,13,2,2,1,13,1,2,4,267,1,4,1,5,1,4,1,50,1,2,3,4,1,6,1,52,15,2,1,15,1,2,1,12,1,10,1,4,2]
print(Vogas[a])
``` | output | 1 | 69,319 | 20 | 138,639 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Input
The input contains a single integer a (1 ≤ a ≤ 64).
Output
Output a single integer.
Examples
Input
2
Output
1
Input
4
Output
2
Input
27
Output
5
Input
42
Output
6 | instruction | 0 | 69,320 | 20 | 138,640 |
Tags: *special
Correct Solution:
```
a = 0, 1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51, 1, 2, 1, 14, 1, 2, 2, 14, 1, 6, 1, 4, 2, 2, 1, 52, 2, 5, 1, 5, 1, 15, 2, 13, 2, 2, 1, 13, 1, 2, 4, 267, 1, 4, 1, 5, 1, 4, 1, 50, 1, 2, 3, 4, 1, 6, 1, 52, 15, 2, 1, 15, 1, 2, 1, ... | output | 1 | 69,320 | 20 | 138,641 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vitya is studying in the third grade. During the last math lesson all the pupils wrote on arithmetic quiz. Vitya is a clever boy, so he managed to finish all the tasks pretty fast and Oksana Fillipovna gave him a new one, that is much harder... | instruction | 0 | 69,435 | 20 | 138,870 |
Tags: constructive algorithms, implementation, math
Correct Solution:
```
import collections
import math
B = [int(x) for x in str(input())]
def solve(A):
A = A[::-1]
ans = [0] * 100010
r = len(A)
if r == 1:
return A[0] // 2 if A[0] % 2 == 0 else 0
for i in range(math.ceil(r / 2)):
... | output | 1 | 69,435 | 20 | 138,871 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vitya is studying in the third grade. During the last math lesson all the pupils wrote on arithmetic quiz. Vitya is a clever boy, so he managed to finish all the tasks pretty fast and Oksana Fillipovna gave him a new one, that is much harder... | instruction | 0 | 69,436 | 20 | 138,872 |
Tags: constructive algorithms, implementation, math
Correct Solution:
```
def solve(N):
a, b = 0, len(N)-1
Head, Tail = [], []
while a+1 < b:
A = N[a]
B = N[b]
if A%2 != B%2:
A -= 1
N[a+1] += 10
if A > B:
B += 10
N[b-1] -= 1
... | output | 1 | 69,436 | 20 | 138,873 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vitya is studying in the third grade. During the last math lesson all the pupils wrote on arithmetic quiz. Vitya is a clever boy, so he managed to finish all the tasks pretty fast and Oksana Fillipovna gave him a new one, that is much harder... | instruction | 0 | 69,437 | 20 | 138,874 |
Tags: constructive algorithms, implementation, math
Correct Solution:
```
def digits(n):
rd = []
while n:
n, d = divmod(n, 10)
rd.append(d)
return list(reversed(rd))
def _ifs(dn, i, j, ci, cj, al, ar):
while i < j:
di = dn[i] + 10*ci
dj = dn[j] - cj
for (ci, cj)... | output | 1 | 69,437 | 20 | 138,875 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Vitya is studying in the third grade. During the last math lesson all the pupils wrote on arithmetic quiz. Vitya is a clever boy, so he managed to finish all the tasks pretty fast and Oksana Fillipovna gave him a new one, that is much harder... | instruction | 0 | 69,438 | 20 | 138,876 |
Tags: constructive algorithms, implementation, math
Correct Solution:
```
#!/usr/bin/python3
def can(s, n):
if n == 0:
return ""
cs = list(map(int, s))
was_over = [False for i in range(n)]
ans = [0 for i in range(n)]
i, j = 0, n - 1
last = int(n == len(cs) - 1)
while i < j:
... | output | 1 | 69,438 | 20 | 138,877 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vitya is studying in the third grade. During the last math lesson all the pupils wrote on arithmetic quiz. Vitya is a clever boy, so he managed to finish all the tasks pretty fast and Oksana Fil... | instruction | 0 | 69,439 | 20 | 138,878 |
No | output | 1 | 69,439 | 20 | 138,879 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vitya is studying in the third grade. During the last math lesson all the pupils wrote on arithmetic quiz. Vitya is a clever boy, so he managed to finish all the tasks pretty fast and Oksana Fil... | instruction | 0 | 69,440 | 20 | 138,880 |
No | output | 1 | 69,440 | 20 | 138,881 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vitya is studying in the third grade. During the last math lesson all the pupils wrote on arithmetic quiz. Vitya is a clever boy, so he managed to finish all the tasks pretty fast and Oksana Fil... | instruction | 0 | 69,441 | 20 | 138,882 |
No | output | 1 | 69,441 | 20 | 138,883 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Vitya is studying in the third grade. During the last math lesson all the pupils wrote on arithmetic quiz. Vitya is a clever boy, so he managed to finish all the tasks pretty fast and Oksana Fil... | instruction | 0 | 69,442 | 20 | 138,884 |
No | output | 1 | 69,442 | 20 | 138,885 |
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 | 69,490 | 20 | 138,980 |
Tags: dp, two pointers
Correct Solution:
```
import sys
input = sys.stdin.readline
n = int(input())
a = list(map(int, input().split()))
d = []
for i in range(n-1):
if i%2==0:
d.append(abs(a[i+1]-a[i]))
else:
d.append(-abs(a[i+1]-a[i]))
ans = -10**18
m = 0
acc = 0
for i in range(n-1):
acc... | output | 1 | 69,490 | 20 | 138,981 |
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 | 69,494 | 20 | 138,988 |
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 | 69,494 | 20 | 138,989 |
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 | 69,497 | 20 | 138,994 |
Tags: dp, two pointers
Correct Solution:
```
# coding=utf-8
import sys
import math
import random
# sys.stdin = open("a.in", "r")
def __main__():
n = int(input())
d = [int(e) for e in input().split()]
f = [abs(d[i+1] - d[i]) for i in range(n-1)]
a = f[0]
b = 0
ans = a
for i in range(1, len(f)):
if (i % 2 == ... | output | 1 | 69,497 | 20 | 138,995 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's think about verbal arithmetic.
The material of this puzzle is a summation of non-negative integers represented in a decimal format, for example, as follows.
905 + 125 = 1030
In verba... | instruction | 0 | 69,747 | 20 | 139,494 |
No | output | 1 | 69,747 | 20 | 139,495 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's think about verbal arithmetic.
The material of this puzzle is a summation of non-negative integers represented in a decimal format, for example, as follows.
905 + 125 = 1030
In verba... | instruction | 0 | 69,748 | 20 | 139,496 |
No | output | 1 | 69,748 | 20 | 139,497 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's think about verbal arithmetic.
The material of this puzzle is a summation of non-negative integers represented in a decimal format, for example, as follows.
905 + 125 = 1030
In verba... | instruction | 0 | 69,749 | 20 | 139,498 |
No | output | 1 | 69,749 | 20 | 139,499 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Let's think about verbal arithmetic.
The material of this puzzle is a summation of non-negative integers represented in a decimal format, for example, as follows.
905 + 125 = 1030
In verba... | instruction | 0 | 69,750 | 20 | 139,500 |
No | output | 1 | 69,750 | 20 | 139,501 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
A linear congruential generator produces a series R(⋅) of pseudo-random numbers by the following for- mulas:
<image>
where S, A, C, and M are all parameters. In this problem, 0 ≤ S, A, C ≤ 15 ... | instruction | 0 | 69,780 | 20 | 139,560 |
No | output | 1 | 69,780 | 20 | 139,561 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Many people are aware of DMCA – Digital Millennium Copyright Act. But another recently proposed DMCA – Digital Millennium Calculation Act – is much less known.
In this problem you need to find a root of a number according to this new DMCA l... | instruction | 0 | 70,076 | 20 | 140,152 |
Tags: *special, implementation, number theory
Correct Solution:
```
n=int(input())
if n%9==0:
print(9)
else:
print(n%9)
``` | output | 1 | 70,076 | 20 | 140,153 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Many people are aware of DMCA – Digital Millennium Copyright Act. But another recently proposed DMCA – Digital Millennium Calculation Act – is much less known.
In this problem you need to find a root of a number according to this new DMCA l... | instruction | 0 | 70,077 | 20 | 140,154 |
Tags: *special, implementation, number theory
Correct Solution:
```
n=int(input())
if(n<=9):
print(n)
else:
while(n>9):
m=n
s=0
while(m!=0):
a=m%10
s+=a
m=m//10
n=s
print(s)
``` | output | 1 | 70,077 | 20 | 140,155 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Many people are aware of DMCA – Digital Millennium Copyright Act. But another recently proposed DMCA – Digital Millennium Calculation Act – is much less known.
In this problem you need to find a root of a number according to this new DMCA l... | instruction | 0 | 70,078 | 20 | 140,156 |
Tags: *special, implementation, number theory
Correct Solution:
```
a = input()
while len(a) > 1:
a = str(sum(map(int, a)))
print(a)
``` | output | 1 | 70,078 | 20 | 140,157 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Many people are aware of DMCA – Digital Millennium Copyright Act. But another recently proposed DMCA – Digital Millennium Calculation Act – is much less known.
In this problem you need to find a root of a number according to this new DMCA l... | instruction | 0 | 70,079 | 20 | 140,158 |
Tags: *special, implementation, number theory
Correct Solution:
```
n = int(input())
s = sum(map(int, str(n)))
while s >= 10:
s = sum(map(int, str(s)))
print(s)
``` | output | 1 | 70,079 | 20 | 140,159 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Many people are aware of DMCA – Digital Millennium Copyright Act. But another recently proposed DMCA – Digital Millennium Calculation Act – is much less known.
In this problem you need to find a root of a number according to this new DMCA l... | instruction | 0 | 70,080 | 20 | 140,160 |
Tags: *special, implementation, number theory
Correct Solution:
```
n=int(input())
sum1=0
while(n>0 or sum1>9):
if(n!=0):
rem=n%10
sum1=sum1+rem
n=n//10
elif(sum1>9):
n=sum1
sum1=0
print(sum1)
``` | output | 1 | 70,080 | 20 | 140,161 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Many people are aware of DMCA – Digital Millennium Copyright Act. But another recently proposed DMCA – Digital Millennium Calculation Act – is much less known.
In this problem you need to find a root of a number according to this new DMCA l... | instruction | 0 | 70,081 | 20 | 140,162 |
Tags: *special, implementation, number theory
Correct Solution:
```
def main():
num=int(input())
while len(str(num))>1:
arr=[int(x) for x in str(num)]
num=sum(arr)
print(num)
return
import sys
# input=sys.stdin.buffer.readline #FOR READING PURE INTEGER INPUTS (space separ... | output | 1 | 70,081 | 20 | 140,163 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Many people are aware of DMCA – Digital Millennium Copyright Act. But another recently proposed DMCA – Digital Millennium Calculation Act – is much less known.
In this problem you need to find a root of a number according to this new DMCA l... | instruction | 0 | 70,082 | 20 | 140,164 |
Tags: *special, implementation, number theory
Correct Solution:
```
n = int(input())
while n >= 10:
n = sum(list(map(lambda x: int(x), list(str(n)))))
print(n)
``` | output | 1 | 70,082 | 20 | 140,165 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.