message stringlengths 2 48.6k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 318 108k | cluster float64 8 8 | __index_level_0__ int64 636 217k |
|---|---|---|---|---|---|
Provide a correct Python 3 solution for this coding contest problem.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing before a wall. The wall is divided into HW squares in H rows... | instruction | 0 | 94,247 | 8 | 188,494 |
"Correct Solution:
```
h, w = map(int, input().split())
c = [list(map(int, input().split())) for i in range(10)]
a = [list(map(int, input().split())) for i in range(h)]
for k in range(10):
for i in range(10):
for j in range(10):
c[i][j] = min(c[i][j], c[i][k] + c[k][j])
sum = 0
for i in range(h)... | output | 1 | 94,247 | 8 | 188,495 |
Provide a correct Python 3 solution for this coding contest problem.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing before a wall. The wall is divided into HW squares in H rows... | instruction | 0 | 94,248 | 8 | 188,496 |
"Correct Solution:
```
H,W=map(int,input().split())
C=[]
A=[]
for i in range(10):
C.append(list(map(int,input().split())))
for i in range(H):
A.append(list(map(int,input().split())))
# WF
for i in range(10):
for j in range(10):
for k in range(10):
C[j][k]=min(C[j][k], C[j][i]+C[i][k])
pr... | output | 1 | 94,248 | 8 | 188,497 |
Provide a correct Python 3 solution for this coding contest problem.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing before a wall. The wall is divided into HW squares in H rows... | instruction | 0 | 94,249 | 8 | 188,498 |
"Correct Solution:
```
H,W = map(int,input().split())
c = [list(map(int,input().split())) for _ in range(10)]
A = [list(map(int,input().split())) for _ in range(H)]
N = 10
d = c
for k in range(N):
for i in range(N):
for j in range(N):
d[i][j] = min(d[i][j], d[i][k]+d[k][j])
ans = 0
for aa in... | output | 1 | 94,249 | 8 | 188,499 |
Provide a correct Python 3 solution for this coding contest problem.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing before a wall. The wall is divided into HW squares in H rows... | instruction | 0 | 94,250 | 8 | 188,500 |
"Correct Solution:
```
h,w=map(int,input().split())
c=[list(map(int,input().split())) for _ in range(10)]
for k in range(10):
for i in range(10):
for j in range(10):
c[i][j]=min(c[i][j],c[i][k]+c[k][j])
ans=0
for _ in range(h):
for i in map(int,input().split()):
if i!=-1:
... | output | 1 | 94,250 | 8 | 188,501 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing befo... | instruction | 0 | 94,251 | 8 | 188,502 |
Yes | output | 1 | 94,251 | 8 | 188,503 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing befo... | instruction | 0 | 94,252 | 8 | 188,504 |
Yes | output | 1 | 94,252 | 8 | 188,505 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing befo... | instruction | 0 | 94,253 | 8 | 188,506 |
Yes | output | 1 | 94,253 | 8 | 188,507 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing befo... | instruction | 0 | 94,254 | 8 | 188,508 |
Yes | output | 1 | 94,254 | 8 | 188,509 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing befo... | instruction | 0 | 94,255 | 8 | 188,510 |
No | output | 1 | 94,255 | 8 | 188,511 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing befo... | instruction | 0 | 94,256 | 8 | 188,512 |
No | output | 1 | 94,256 | 8 | 188,513 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing befo... | instruction | 0 | 94,257 | 8 | 188,514 |
No | output | 1 | 94,257 | 8 | 188,515 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Joisino the magical girl has decided to turn every single digit that exists on this world into 1.
Rewriting a digit i with j (0≤i,j≤9) costs c_{i,j} MP (Magic Points).
She is now standing befo... | instruction | 0 | 94,258 | 8 | 188,516 |
No | output | 1 | 94,258 | 8 | 188,517 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
In "The Man in the High Castle" world, there are m different film endings.
Abendsen owns a storage and a shelf. At first, he has n ordered films on the shelf. In the i-th month he will do:
... | instruction | 0 | 94,396 | 8 | 188,792 |
No | output | 1 | 94,396 | 8 | 188,793 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Robot Bender decided to make Fray a birthday present. He drove n nails and numbered them from 1 to n in some order. Bender decided to make a picture using metal rods. The picture is a closed polyline, which vertices should be nails (in the g... | instruction | 0 | 94,684 | 8 | 189,368 |
Tags: implementation
Correct Solution:
```
from collections import defaultdict
n, m = map(int, input().split())
a, b = map(int, input().split())
x, y = a, b
s = [0] * n
for i in range(n - 1):
u, v = map(int, input().split())
if u == a: s[i], b = abs(v - b), v
else: s[i], a = abs(u - a), u
s[n - 1] = abs(a ... | output | 1 | 94,684 | 8 | 189,369 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Robot Bender decided to make Fray a birthday present. He drove n nails and numbered them from 1 to n in some order. Bender decided to make a picture using metal rods. The picture is a closed polyline, which vertices should be nails (in the g... | instruction | 0 | 94,685 | 8 | 189,370 |
Tags: implementation
Correct Solution:
```
from collections import defaultdict
n, m = map(int, input().split())
tmp = list(tuple(map(int, input().split())) for _ in range(n))
nails = [abs(a - c) + abs(b - d) for (a, b), (c, d) in zip(tmp, tmp[2:] + tmp[:2])]
segments = defaultdict(list)
for i, s in enumerate(map(int, ... | output | 1 | 94,685 | 8 | 189,371 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Robot Bender decided to make Fray a birthday present. He drove n nails and numbered them from 1 to n in some order. Bender decided to make a picture using metal rods. The picture is a closed polyline, which vertices should be nails (in the g... | instruction | 0 | 94,686 | 8 | 189,372 |
Tags: implementation
Correct Solution:
```
#Code by Sounak, IIESTS
#------------------------------warmup----------------------------
import os
import sys
import math
from io import BytesIO, IOBase
from fractions import Fraction
import collections
from itertools import permutations
from collections import defaultdict
f... | output | 1 | 94,686 | 8 | 189,373 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Robot Bender decided to make Fray a birthday present. He drove n nails and numbered them from 1 to n in some order. Bender decided to make a picture using metal rods. The picture is a closed polyline, which vertices should be nails (in the g... | instruction | 0 | 94,687 | 8 | 189,374 |
Tags: implementation
Correct Solution:
```
def dist(a, b):
return abs(a[0] - b[0]) + abs(a[1] - b[1])
def get_sorted_required_pruts(dists):
res = [dists[i * 2] + dists[i * 2 + 1] for i in range(len(dists) // 2)]
res = [(i, x) for i, x in enumerate(res)]
return sorted(res, key=lambda x: x[1])
def get... | output | 1 | 94,687 | 8 | 189,375 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Robot Bender decided to make Fray a birthday present. He drove n nails and numbered them from 1 to n in some order. Bender decided to make a picture using metal rods. The picture is a closed polyline, which vertices should be nails (in the g... | instruction | 0 | 94,688 | 8 | 189,376 |
Tags: implementation
Correct Solution:
```
n,m = map(int,input().split())
s = []
for i in range(n):
a = map(int,input().split())
a = list(a)
s.append(a)
s_chet = []
for i in range(1,n-1,2): #Проход по четным гвоздям
q = abs((s[i][0]-s[i-1][0])+(s[i][1]-s[i-1][1])) + abs((s[i][0]-s[i+1][0... | output | 1 | 94,688 | 8 | 189,377 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Robot Bender decided to make Fray a birthday present. He drove n nails and numbered them from 1 to n in some order. Bender decided to make a picture using metal rods. The picture is a closed polyline, which vertices should be nails (in the g... | instruction | 0 | 94,689 | 8 | 189,378 |
Tags: implementation
Correct Solution:
```
import sys
n, m = map(int, input().split())
points = [tuple(map(int, input().split())) for i in range(n)]
points.append(points.pop(0))
segments = []
x, y = points[-1]
for a, b in points:
if x == a:
segments.append(abs(y - b))
else:
segments.append(abs(x - a))
x... | output | 1 | 94,689 | 8 | 189,379 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Robot Bender decided to make Fray a birthday present. He drove n nails and numbered them from 1 to n in some order. Bender decided to make a picture using metal rods. The picture is a closed polyline, which vertices should be nails (in the g... | instruction | 0 | 94,690 | 8 | 189,380 |
Tags: implementation
Correct Solution:
```
from collections import defaultdict
def main():
n, m = map(int, input().split())
tmp = list(tuple(map(int, input().split())) for _ in range(n))
nails = [abs(a - c) + abs(b - d) for (a, b), (c, d) in zip(tmp, tmp[2:] + tmp[:2])]
segments = defaultdict(list)
... | output | 1 | 94,690 | 8 | 189,381 |
Provide tags and a correct Python 3 solution for this coding contest problem.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time building sand castles.
At the end of the day there ... | instruction | 0 | 94,806 | 8 | 189,612 |
Tags: sortings
Correct Solution:
```
#------------------------template--------------------------#
import os
import sys
from math import *
from collections import *
from fractions import *
from bisect import *
from heapq import*
from io import BytesIO, IOBase
def vsInput():
sys.stdin = open('input.txt', 'r')
sys... | output | 1 | 94,806 | 8 | 189,613 |
Provide tags and a correct Python 3 solution for this coding contest problem.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time building sand castles.
At the end of the day there ... | instruction | 0 | 94,807 | 8 | 189,614 |
Tags: sortings
Correct Solution:
```
n=int(input())
a=list(map(int,input().split()))
s=0
cnt=0
for ai,bi in zip(a,sorted(a)):
s+=bi-ai
if s==0:
cnt+=1
print(cnt)
``` | output | 1 | 94,807 | 8 | 189,615 |
Provide tags and a correct Python 3 solution for this coding contest problem.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time building sand castles.
At the end of the day there ... | instruction | 0 | 94,808 | 8 | 189,616 |
Tags: sortings
Correct Solution:
```
import math,sys
from sys import stdin, stdout
from collections import Counter, defaultdict, deque
input = stdin.readline
I = lambda:int(input())
li = lambda:list(map(int,input().split()))
def case():
n=I()
a=li()
b=a.copy()
b.sort()
d=defaultdict(int)
#print... | output | 1 | 94,808 | 8 | 189,617 |
Provide tags and a correct Python 3 solution for this coding contest problem.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time building sand castles.
At the end of the day there ... | instruction | 0 | 94,809 | 8 | 189,618 |
Tags: sortings
Correct Solution:
```
from operator import itemgetter
n = int(input())
inp = [ int(i) for i in input().split()]
ori = [ [inp[i], i] for i in range(len(inp)) ]
sorted_ori = sorted(ori, key=itemgetter(0, 1))
pivot, ans = -1, 0
for i in range(n):
pivot = max(sorted_ori[i][1], pivot)
if pivot == i... | output | 1 | 94,809 | 8 | 189,619 |
Provide tags and a correct Python 3 solution for this coding contest problem.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time building sand castles.
At the end of the day there ... | instruction | 0 | 94,810 | 8 | 189,620 |
Tags: sortings
Correct Solution:
```
def main():
n, l = int(input()), list(map(int, input().split()))
res = m = 0
for i, x in enumerate(sorted(range(n), key=l.__getitem__)):
if m < x:
m = x
if m == i:
res += 1
print(res)
if __name__ == '__main__':
main()
``... | output | 1 | 94,810 | 8 | 189,621 |
Provide tags and a correct Python 3 solution for this coding contest problem.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time building sand castles.
At the end of the day there ... | instruction | 0 | 94,811 | 8 | 189,622 |
Tags: sortings
Correct Solution:
```
n = int(input())
arr = list(map(int,input().split()))
pref = []
suf = []
mx = -1
for i in range(n):
if arr[i] > mx:
mx = arr[i]
pref.append(mx)
arr.reverse()
mn = 10000000000
for i in range(n):
if arr[i] < mn:
mn = arr[i]
suf.append(mn)
suf.reverse()
... | output | 1 | 94,811 | 8 | 189,623 |
Provide tags and a correct Python 3 solution for this coding contest problem.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time building sand castles.
At the end of the day there ... | instruction | 0 | 94,812 | 8 | 189,624 |
Tags: sortings
Correct Solution:
```
import sys
def main():
n = int(input())
h = list(map(int, sys.stdin.readline().split()))
h = [0]+h
hmax = [0]*(n+1)
hmin = [0]*(n+1)
hmax[1] = h[1]
hmin[n] = h[n]
for i in range(2,n+1):
hmax[i] = max(hmax[i-1], h[i])
for i in range(n-1, 0, -1):
hmin[i] = min(hmin[i+1], ... | output | 1 | 94,812 | 8 | 189,625 |
Provide tags and a correct Python 3 solution for this coding contest problem.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time building sand castles.
At the end of the day there ... | instruction | 0 | 94,813 | 8 | 189,626 |
Tags: sortings
Correct Solution:
```
def binsearch(a, x, k):
l = 0
r = k
while l < r - 1:
m = (l + r) // 2
if a[m] <= x:
l = m
else:
r = m
return l
n = int(input())
k = -1
a = [0] * n
for i in input().split():
x = int(i)
if k == -1:
k += 1
... | output | 1 | 94,813 | 8 | 189,627 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time build... | instruction | 0 | 94,814 | 8 | 189,628 |
Yes | output | 1 | 94,814 | 8 | 189,629 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time build... | instruction | 0 | 94,815 | 8 | 189,630 |
Yes | output | 1 | 94,815 | 8 | 189,631 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time build... | instruction | 0 | 94,816 | 8 | 189,632 |
Yes | output | 1 | 94,816 | 8 | 189,633 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time build... | instruction | 0 | 94,817 | 8 | 189,634 |
Yes | output | 1 | 94,817 | 8 | 189,635 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time build... | instruction | 0 | 94,818 | 8 | 189,636 |
No | output | 1 | 94,818 | 8 | 189,637 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time build... | instruction | 0 | 94,819 | 8 | 189,638 |
No | output | 1 | 94,819 | 8 | 189,639 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time build... | instruction | 0 | 94,820 | 8 | 189,640 |
No | output | 1 | 94,820 | 8 | 189,641 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
One day Squidward, Spongebob and Patrick decided to go to the beach. Unfortunately, the weather was bad, so the friends were unable to ride waves. However, they decided to spent their time build... | instruction | 0 | 94,821 | 8 | 189,642 |
No | output | 1 | 94,821 | 8 | 189,643 |
Provide a correct Python 3 solution for this coding contest problem.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He will repeat the following action some number of times to ... | instruction | 0 | 95,083 | 8 | 190,166 |
"Correct Solution:
```
import sys
input = sys.stdin.readline
from collections import *
class CHT: #傾きの単調性と最小値クエリのxの単調性を仮定
def __init__(self):
self.q = deque([]) #直線群
def f(self, f1, x): #f1(x)
return f1[0]*x+f1[1]
def check(self, f1, f2, f3): #f2を削除しても良いかの判定
return (f2... | output | 1 | 95,083 | 8 | 190,167 |
Provide a correct Python 3 solution for this coding contest problem.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He will repeat the following action some number of times to ... | instruction | 0 | 95,084 | 8 | 190,168 |
"Correct Solution:
```
import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
from collections import deque
N,C,*H = map(int,read().split())
class ConvexHullTrick:
"""
f_i = a_ix + b_i とする。f_i の追加および、min_i f(x) の取得ができるデータ構造。
ただし、傾き a_i は昇順に追加され... | output | 1 | 95,084 | 8 | 190,169 |
Provide a correct Python 3 solution for this coding contest problem.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He will repeat the following action some number of times to ... | instruction | 0 | 95,085 | 8 | 190,170 |
"Correct Solution:
```
class ConvexHullTrick:
def __init__(self):
self.AB = []
def check(self,a,b):
a1,b1 = self.AB[-1][0],self.AB[-1][1]
a2,b2 = self.AB[-2][0],self.AB[-2][1]
lhs = (b2-b1)*(a -a1)
rhs = (b1-b )*(a1-a2)
return lhs>=rhs
# 一次関数 y=a*x+b を追加
# 追加の際、傾きaは単調減少（既存の傾きより最小？）であること
def append(s... | output | 1 | 95,085 | 8 | 190,171 |
Provide a correct Python 3 solution for this coding contest problem.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He will repeat the following action some number of times to ... | instruction | 0 | 95,086 | 8 | 190,172 |
"Correct Solution:
```
import sys
input = sys.stdin.readline
class CHT: #追加される直線の傾きと最小値クエリのxが単調と仮定
def __init__(self, N): #N:直線数
self.deq = [0]*N
self.l = 0
self.r = 0
def f(self, j, x): #fj(x)
return -2*h[j]*h[x]+dp[j]+h[j]**2
def check(self, j1, j2, j3): ... | output | 1 | 95,086 | 8 | 190,173 |
Provide a correct Python 3 solution for this coding contest problem.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He will repeat the following action some number of times to ... | instruction | 0 | 95,087 | 8 | 190,174 |
"Correct Solution:
```
n,C,*H=map(int,open(0).read().split());p=[0];P=[0]
for i in range(1,n):
h=H[i];f=lambda I:p[P[I]]+H[P[I]]*(H[P[I]]-2*h)
while len(P)>1and f(0)>f(1):P.pop(0)
p+=[f(0)+h*h+C];h=0;P+=[i]
while len(P)>2and(H[P[-2]]-H[P[-3]])*(f(-2)-f(-1))>(H[i]-H[P[-2]])*(f(-3)-f(-2)):P.pop(-2)
print(p[-1])
``` | output | 1 | 95,087 | 8 | 190,175 |
Provide a correct Python 3 solution for this coding contest problem.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He will repeat the following action some number of times to ... | instruction | 0 | 95,088 | 8 | 190,176 |
"Correct Solution:
```
import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
from collections import deque
N,C,*H = map(int,read().split())
class CHT:
"""
f_i = a_ix + b_i とする。f_i の追加および、min_i f(x) の取得ができるデータ構造。
ただし、傾き a_i は昇順に追加されなければならない。
... | output | 1 | 95,088 | 8 | 190,177 |
Provide a correct Python 3 solution for this coding contest problem.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He will repeat the following action some number of times to ... | instruction | 0 | 95,089 | 8 | 190,178 |
"Correct Solution:
```
# -*- coding: utf-8 -*-
#############
# Libraries #
#############
import sys
input = sys.stdin.readline
import math
#from math import gcd
import bisect
import heapq
from collections import defaultdict
from collections import deque
from collections import Counter
from functools import lru_cache... | output | 1 | 95,089 | 8 | 190,179 |
Provide a correct Python 3 solution for this coding contest problem.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He will repeat the following action some number of times to ... | instruction | 0 | 95,090 | 8 | 190,180 |
"Correct Solution:
```
def nasu(a, j):
return [-2*j, j * j + a]
def tami(x, ab):
a, b = ab
return a * x + b
def renritu(ab1, ab2):
a1, b1 = ab1
a2, b2 = ab2
return (b2 - b1) / (a1 - a2)
def add(a, b):
ab3 = nasu(a, b)
while len(L) >= 2:
ab1 = L[-2]
ab2 = L[-1]
x1 = renritu(ab1, ab2)
x... | output | 1 | 95,090 | 8 | 190,181 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He w... | instruction | 0 | 95,091 | 8 | 190,182 |
Yes | output | 1 | 95,091 | 8 | 190,183 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He w... | instruction | 0 | 95,092 | 8 | 190,184 |
Yes | output | 1 | 95,092 | 8 | 190,185 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He w... | instruction | 0 | 95,093 | 8 | 190,186 |
Yes | output | 1 | 95,093 | 8 | 190,187 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He w... | instruction | 0 | 95,094 | 8 | 190,188 |
Yes | output | 1 | 95,094 | 8 | 190,189 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He w... | instruction | 0 | 95,095 | 8 | 190,190 |
No | output | 1 | 95,095 | 8 | 190,191 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N stones, numbered 1, 2, \ldots, N. For each i (1 \leq i \leq N), the height of Stone i is h_i. Here, h_1 < h_2 < \cdots < h_N holds.
There is a frog who is initially on Stone 1. He w... | instruction | 0 | 95,096 | 8 | 190,192 |
No | output | 1 | 95,096 | 8 | 190,193 |
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