message stringlengths 2 44.5k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 42 109k | cluster float64 5 5 | __index_level_0__ int64 84 217k |
|---|---|---|---|---|---|
Provide a correct Python 3 solution for this coding contest problem.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer water from Bottle 2 to Bottle 1 as much as possible.
How... | instruction | 0 | 1,479 | 5 | 2,958 |
"Correct Solution:
```
a,b,c=map(int,input().split())
print(b+c-a if a<b+c else 0)
``` | output | 1 | 1,479 | 5 | 2,959 |
Provide a correct Python 3 solution for this coding contest problem.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer water from Bottle 2 to Bottle 1 as much as possible.
How... | instruction | 0 | 1,480 | 5 | 2,960 |
"Correct Solution:
```
A,B,C = [int(v) for v in input().split()]
print(max(C-(A-B),0))
``` | output | 1 | 1,480 | 5 | 2,961 |
Provide a correct Python 3 solution for this coding contest problem.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer water from Bottle 2 to Bottle 1 as much as possible.
How... | instruction | 0 | 1,481 | 5 | 2,962 |
"Correct Solution:
```
a,b,c=map(int,input().split())
v=b+c-a
print(v if v>0 else 0)
``` | output | 1 | 1,481 | 5 | 2,963 |
Provide a correct Python 3 solution for this coding contest problem.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer water from Bottle 2 to Bottle 1 as much as possible.
How... | instruction | 0 | 1,482 | 5 | 2,964 |
"Correct Solution:
```
A,B,C=map(int,input().split())
tmp=max(0,C-(A-B))
print(tmp)
``` | output | 1 | 1,482 | 5 | 2,965 |
Provide a correct Python 3 solution for this coding contest problem.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer water from Bottle 2 to Bottle 1 as much as possible.
How... | instruction | 0 | 1,483 | 5 | 2,966 |
"Correct Solution:
```
A, B, C = map(int, input().split(' '))
print(max(C - (A - B), 0))
``` | output | 1 | 1,483 | 5 | 2,967 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer w... | instruction | 0 | 1,484 | 5 | 2,968 |
Yes | output | 1 | 1,484 | 5 | 2,969 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer w... | instruction | 0 | 1,485 | 5 | 2,970 |
Yes | output | 1 | 1,485 | 5 | 2,971 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer w... | instruction | 0 | 1,486 | 5 | 2,972 |
Yes | output | 1 | 1,486 | 5 | 2,973 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer w... | instruction | 0 | 1,487 | 5 | 2,974 |
Yes | output | 1 | 1,487 | 5 | 2,975 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer w... | instruction | 0 | 1,488 | 5 | 2,976 |
No | output | 1 | 1,488 | 5 | 2,977 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer w... | instruction | 0 | 1,489 | 5 | 2,978 |
No | output | 1 | 1,489 | 5 | 2,979 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer w... | instruction | 0 | 1,490 | 5 | 2,980 |
No | output | 1 | 1,490 | 5 | 2,981 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
We have two bottles for holding water.
Bottle 1 can hold up to A milliliters of water, and now it contains B milliliters of water.
Bottle 2 contains C milliliters of water.
We will transfer w... | instruction | 0 | 1,491 | 5 | 2,982 |
No | output | 1 | 1,491 | 5 | 2,983 |
Provide a correct Python 3 solution for this coding contest problem.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the values 10, 11, 12, 13, 14 and 15, respectively.
In this prob... | instruction | 0 | 1,537 | 5 | 3,074 |
"Correct Solution:
```
x, y = input().split();print("=" if x==y else "<>"[x>y::2])
``` | output | 1 | 1,537 | 5 | 3,075 |
Provide a correct Python 3 solution for this coding contest problem.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the values 10, 11, 12, 13, 14 and 15, respectively.
In this prob... | instruction | 0 | 1,538 | 5 | 3,076 |
"Correct Solution:
```
a,b = input().split()
if a>b:
print(">")
if a == b:
print("=")
if a<b:
print("<")
``` | output | 1 | 1,538 | 5 | 3,077 |
Provide a correct Python 3 solution for this coding contest problem.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the values 10, 11, 12, 13, 14 and 15, respectively.
In this prob... | instruction | 0 | 1,539 | 5 | 3,078 |
"Correct Solution:
```
a,b=map(str,input().split())
print('>'if a>b else'<'if a<b else'=')
``` | output | 1 | 1,539 | 5 | 3,079 |
Provide a correct Python 3 solution for this coding contest problem.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the values 10, 11, 12, 13, 14 and 15, respectively.
In this prob... | instruction | 0 | 1,540 | 5 | 3,080 |
"Correct Solution:
```
x,y=input().split();print("=><"[(x>y)-(x<y)])
``` | output | 1 | 1,540 | 5 | 3,081 |
Provide a correct Python 3 solution for this coding contest problem.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the values 10, 11, 12, 13, 14 and 15, respectively.
In this prob... | instruction | 0 | 1,542 | 5 | 3,084 |
"Correct Solution:
```
a,b=input().split();print('>=<'[(a<b)+(a<=b)])
``` | output | 1 | 1,542 | 5 | 3,085 |
Provide a correct Python 3 solution for this coding contest problem.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the values 10, 11, 12, 13, 14 and 15, respectively.
In this prob... | instruction | 0 | 1,544 | 5 | 3,088 |
"Correct Solution:
```
x, y = input().split()
print("<" if x < y else (">" if x > y else "="))
``` | output | 1 | 1,544 | 5 | 3,089 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the value... | instruction | 0 | 1,545 | 5 | 3,090 |
Yes | output | 1 | 1,545 | 5 | 3,091 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the value... | instruction | 0 | 1,547 | 5 | 3,094 |
Yes | output | 1 | 1,547 | 5 | 3,095 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the value... | instruction | 0 | 1,548 | 5 | 3,096 |
Yes | output | 1 | 1,548 | 5 | 3,097 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the value... | instruction | 0 | 1,549 | 5 | 3,098 |
No | output | 1 | 1,549 | 5 | 3,099 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the value... | instruction | 0 | 1,551 | 5 | 3,102 |
No | output | 1 | 1,551 | 5 | 3,103 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In programming, hexadecimal notation is often used.
In hexadecimal notation, besides the ten digits 0, 1, ..., 9, the six letters `A`, `B`, `C`, `D`, `E` and `F` are used to represent the value... | instruction | 0 | 1,552 | 5 | 3,104 |
No | output | 1 | 1,552 | 5 | 3,105 |
Provide a correct Python 3 solution for this coding contest problem.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, how many have an arithmetic mean that is greater than or e... | instruction | 0 | 1,553 | 5 | 3,106 |
"Correct Solution:
```
class Bit:
def __init__(self, n):
self.size = n
self.tree = [0] * (n + 1)
def sum(self, i):
s = 0
while i > 0:
s += self.tree[i]
i -= i & -i
return s
def add(self, i, x):
while i <= self.size:
self.t... | output | 1 | 1,553 | 5 | 3,107 |
Provide a correct Python 3 solution for this coding contest problem.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, how many have an arithmetic mean that is greater than or e... | instruction | 0 | 1,554 | 5 | 3,108 |
"Correct Solution:
```
from bisect import bisect_left
import sys
input = sys.stdin.readline
class BinaryIndexedTree():
def __init__(self, N):
self.N = N
self.arr = [0] * (N+1)
def query(self, i):
ret = 0
i += 1
while i:
ret += self.arr[i]
lsb = ... | output | 1 | 1,554 | 5 | 3,109 |
Provide a correct Python 3 solution for this coding contest problem.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, how many have an arithmetic mean that is greater than or e... | instruction | 0 | 1,555 | 5 | 3,110 |
"Correct Solution:
```
from collections import defaultdict, deque, Counter
from heapq import heappush, heappop, heapify
from bisect import bisect_right, bisect_left
import random
from itertools import permutations, accumulate, combinations, product
import sys
import string
from bisect import bisect_left, bisect_right
f... | output | 1 | 1,555 | 5 | 3,111 |
Provide a correct Python 3 solution for this coding contest problem.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, how many have an arithmetic mean that is greater than or e... | instruction | 0 | 1,557 | 5 | 3,114 |
"Correct Solution:
```
from itertools import accumulate
from bisect import bisect_right
N, K = map(int, input().split())
A = [-19] + [int(input()) for i in range(N)]
diff = [a - K for a in A]
diff = list(accumulate(diff))
class BinaryIndexedTree:
def __init__(self, n):
self.size = n
self.bit = [... | output | 1 | 1,557 | 5 | 3,115 |
Provide a correct Python 3 solution for this coding contest problem.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, how many have an arithmetic mean that is greater than or e... | instruction | 0 | 1,558 | 5 | 3,116 |
"Correct Solution:
```
from bisect import bisect_left
class Bit:
def __init__(self, n):
self.size = n
self.tree = [0] * (n+1)
def sum(self, i): # [0, i)
s = 0
while i > 0:
s += self.tree[i]
i -= i & -i
return s
def add(self, i, x): # i > ... | output | 1 | 1,558 | 5 | 3,117 |
Provide a correct Python 3 solution for this coding contest problem.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, how many have an arithmetic mean that is greater than or e... | instruction | 0 | 1,559 | 5 | 3,118 |
"Correct Solution:
```
import sys
from copy import deepcopy
F = sys.stdin
N, K = map(int, F.readline().strip("\n").split())
A = [None] * (N + 1)
A[0] = 0
A_order = {0}
for a in range(N):
A[a+1] = int(F.readline().strip("\n")) - K + A[a]
A_order |= {A[a+1]}
maxA = len(A_order)
A_order = list(A_order)
A_order.so... | output | 1 | 1,559 | 5 | 3,119 |
Provide a correct Python 3 solution for this coding contest problem.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, how many have an arithmetic mean that is greater than or e... | instruction | 0 | 1,560 | 5 | 3,120 |
"Correct Solution:
```
n,k=map(int,input().split())
b=[0]*(n+1)
for i in range(n):
b[i+1]=b[i]+int(input())-k
a=sorted(set(b))
s={a[i-1]:i for i in range(1,len(a)+1)}
c=[]
for i in b:
c.append(s[i])
b=[0]*(len(a)+1)
def f(x):
c=0
while x>0:
c+=b[x]
x-=x&-x
return c
def g(x):
whil... | output | 1 | 1,560 | 5 | 3,121 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, ho... | instruction | 0 | 1,561 | 5 | 3,122 |
Yes | output | 1 | 1,561 | 5 | 3,123 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, ho... | instruction | 0 | 1,562 | 5 | 3,124 |
Yes | output | 1 | 1,562 | 5 | 3,125 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, ho... | instruction | 0 | 1,563 | 5 | 3,126 |
Yes | output | 1 | 1,563 | 5 | 3,127 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, ho... | instruction | 0 | 1,564 | 5 | 3,128 |
Yes | output | 1 | 1,564 | 5 | 3,129 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, ho... | instruction | 0 | 1,565 | 5 | 3,130 |
No | output | 1 | 1,565 | 5 | 3,131 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, ho... | instruction | 0 | 1,566 | 5 | 3,132 |
No | output | 1 | 1,566 | 5 | 3,133 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, ho... | instruction | 0 | 1,567 | 5 | 3,134 |
No | output | 1 | 1,567 | 5 | 3,135 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
You are given an integer sequence of length N, a = {a_1, a_2, …, a_N}, and an integer K.
a has N(N+1)/2 non-empty contiguous subsequences, {a_l, a_{l+1}, …, a_r} (1 ≤ l ≤ r ≤ N). Among them, ho... | instruction | 0 | 1,568 | 5 | 3,136 |
No | output | 1 | 1,568 | 5 | 3,137 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which manipulates a sequence A = {a1, a2, . . . , an} with the following operations:
* add(i, x): add x to ai.
* getSum(s, t): print the sum of as, as+1,...,at.
Note that the initial values of ai (i = 1, 2, . . . , n) are 0.
Cons... | instruction | 0 | 1,635 | 5 | 3,270 |
"Correct Solution:
```
# -*- coding: utf-8 -*-
"""
http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=DSL_2_B&lang=jp
"""
import sys
from sys import stdin
input = stdin.readline
class BIT(object):
def __init__(self, n):
self.n = n
self.bit = [0] * (n + 1)
def sum(self, i):
s = ... | output | 1 | 1,635 | 5 | 3,271 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which manipulates a sequence A = {a1, a2, . . . , an} with the following operations:
* add(i, x): add x to ai.
* getSum(s, t): print the sum of as, as+1,...,at.
Note that the initial values of ai (i = 1, 2, . . . , n) are 0.
Cons... | instruction | 0 | 1,636 | 5 | 3,272 |
"Correct Solution:
```
#####segfunc#####
def segfunc(x, y):
return x + y
#################
#####ide_ele#####
ide_ele = 0
#################
class SegTree:
"""
init(init_val, ide_ele): 配列init_valで初期化 O(N)
update(k, x): k番目の値をxに更新 O(N)
query(l, r): 区間[l, r)をsegfuncしたものを返す O(logN)
"""
def __in... | output | 1 | 1,636 | 5 | 3,273 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which manipulates a sequence A = {a1, a2, . . . , an} with the following operations:
* add(i, x): add x to ai.
* getSum(s, t): print the sum of as, as+1,...,at.
Note that the initial values of ai (i = 1, 2, . . . , n) are 0.
Cons... | instruction | 0 | 1,637 | 5 | 3,274 |
"Correct Solution:
```
import math
class BinaryIndexedTree:
def __init__(self, size):
self.N = size
self.tree = [0] * (self.N + 1)
def add(self, idx, val):
while idx <= self.N:
self.tree[idx] += val
idx += (idx & -idx)
def sum_to(self, idx):
result ... | output | 1 | 1,637 | 5 | 3,275 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which manipulates a sequence A = {a1, a2, . . . , an} with the following operations:
* add(i, x): add x to ai.
* getSum(s, t): print the sum of as, as+1,...,at.
Note that the initial values of ai (i = 1, 2, . . . , n) are 0.
Cons... | instruction | 0 | 1,638 | 5 | 3,276 |
"Correct Solution:
```
# operator.add(a, b)
# operator.mul(a, b)
"""
https://komiyam.hatenadiary.org/entry/20131202/1385992406
大雑把に言って、平衡二分探索木からinsert,delete,split,mergeなどができないよう制限したのがsegment treeで、
segment treeの区間[L,R)に対するクエリをL=0に制限したのがbinary indexed treeだと見なすことができます。
"""
class SegmentTree():
"""
update, ge... | output | 1 | 1,638 | 5 | 3,277 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which manipulates a sequence A = {a1, a2, . . . , an} with the following operations:
* add(i, x): add x to ai.
* getSum(s, t): print the sum of as, as+1,...,at.
Note that the initial values of ai (i = 1, 2, . . . , n) are 0.
Cons... | instruction | 0 | 1,639 | 5 | 3,278 |
"Correct Solution:
```
import sys
input = sys.stdin.readline
class SegmentTree:
def __init__(self, num, ide_ele=0):
tmp = 1
while tmp < num:
tmp *= 2
self.n = tmp
self.ide_ele = ide_ele
self.l = [ide_ele] * (2 * self.n - 1)
def func(self, x, y):
... | output | 1 | 1,639 | 5 | 3,279 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which manipulates a sequence A = {a1, a2, . . . , an} with the following operations:
* add(i, x): add x to ai.
* getSum(s, t): print the sum of as, as+1,...,at.
Note that the initial values of ai (i = 1, 2, . . . , n) are 0.
Cons... | instruction | 0 | 1,640 | 5 | 3,280 |
"Correct Solution:
```
class SegmentTree:
'''
SegmentTree(arr, e)
arr : 配列,
e : 単位元\n
segment_tree[i] = x で更新\n
segment_tree[a,b] で区間[a,b)の計算結果を得る(a<bでなければ単位元が返ってくる)
'''
def __init__(self, arr, e):
self.e = e
self.len = len(arr)
# 最下層の長さnの初期化(扱う配列の長さ以上の2冪の... | output | 1 | 1,640 | 5 | 3,281 |
Provide a correct Python 3 solution for this coding contest problem.
Write a program which manipulates a sequence A = {a1, a2, . . . , an} with the following operations:
* add(i, x): add x to ai.
* getSum(s, t): print the sum of as, as+1,...,at.
Note that the initial values of ai (i = 1, 2, . . . , n) are 0.
Cons... | instruction | 0 | 1,641 | 5 | 3,282 |
"Correct Solution:
```
# Range Sum Query
# https://onlinejudge.u-aizu.ac.jp/problems/DSL_2_B
"""
Binary Indexed Tree (Fenwick Tree)
References:
http://hos.ac/slides/20140319_bit.pdf
Verified:
https://judge.yosupo.jp/problem/point_add_range_sum
https://atcoder.jp/contests/jsc2019-qual/tasks/jsc2019_qual_b
... | output | 1 | 1,641 | 5 | 3,283 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Write a program which manipulates a sequence A = {a1, a2, . . . , an} with the following operations:
* add(i, x): add x to ai.
* getSum(s, t): print the sum of as, as+1,...,at.
Note that the... | instruction | 0 | 1,643 | 5 | 3,286 |
Yes | output | 1 | 1,643 | 5 | 3,287 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Write a program which manipulates a sequence A = {a1, a2, . . . , an} with the following operations:
* add(i, x): add x to ai.
* getSum(s, t): print the sum of as, as+1,...,at.
Note that the... | instruction | 0 | 1,644 | 5 | 3,288 |
Yes | output | 1 | 1,644 | 5 | 3,289 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Write a program which manipulates a sequence A = {a1, a2, . . . , an} with the following operations:
* add(i, x): add x to ai.
* getSum(s, t): print the sum of as, as+1,...,at.
Note that the... | instruction | 0 | 1,645 | 5 | 3,290 |
Yes | output | 1 | 1,645 | 5 | 3,291 |
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