s_id stringlengths 10 10 | p_id stringlengths 6 6 | u_id stringlengths 10 10 | date stringlengths 10 10 | language stringclasses 1
value | original_language stringclasses 11
values | filename_ext stringclasses 1
value | status stringclasses 1
value | cpu_time int64 0 100 | memory stringlengths 4 6 | code_size int64 15 14.7k | code stringlengths 15 14.7k | problem_id stringlengths 6 6 | problem_description stringlengths 358 9.83k | input stringlengths 2 4.87k | output stringclasses 807
values | __index_level_0__ int64 1.1k 1.22M |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
s615409808 | p04031 | u949620431 | 1558229832 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 173 | n = int(input())
A = list(map(int, input().split()))
ans = (200**2) * 100
for i in range(-100, 101):
num = sum([(a - i) ** 2 for a in A])
ans = min(num, ans)
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,381 |
s252044904 | p04031 | u391731808 | 1558195319 | Python | Python (3.4.3) | py | Accepted | 23 | 3064 | 139 | N = int(input())
*A, = map(int,input().split())
c = (400**2)*100
for b in range(-100,101):
c = min(c,sum((a-b)**2 for a in A))
print(c) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,382 |
s499367878 | p04031 | u256031597 | 1558187497 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 235 | N = int(input())
A = list(map(int, input().split()))
ans = float('inf')
for i in range(min(A), max(A)+1):
ans_temp = 0
for j in range(N):
ans_temp += (A[j]-i)**2
if ans_temp < ans:
ans = ans_temp
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,383 |
s054985109 | p04031 | u379959788 | 1557799994 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 169 | #C問題
N = int(input())
A = list(map(int, input().split()))
A_mean = sum(A)/len(A)
A_m = round(A_mean)
ans = 0
for i in range(N):
ans += (A[i] - A_m)**2
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,384 |
s253812270 | p04031 | u808427016 | 1557457149 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 185 | N = int(input())
A = [int(_) for _ in input().split()]
result = 100**2 * 100
for x in range(-100, 101):
r = sum((x - a) ** 2 for a in A)
result = min(result, r)
print(result) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,385 |
s195072164 | p04031 | u041196979 | 1557284858 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 182 | N = int(input())
A = list(map(int, input().split()))
result = 10 ** 9
for y in range(-100, 101):
num = sum([(a - y) ** 2 for a in A])
result = min(num, result)
print(result)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,386 |
s941134600 | p04031 | u806855121 | 1557177693 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 191 | N = int(input())
A = list(map(int, input().split()))
mean = sum(A)//N
ans = 0
ans2 = 0
for a in A:
ans += (mean-a)**2
mean += 1
for a in A:
ans2 += (mean-a)**2
print(min(ans, ans2))
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,387 |
s095540730 | p04031 | u977193988 | 1557148754 | Python | Python (3.4.3) | py | Accepted | 26 | 3188 | 229 | N=int(input())
a=[int(i) for i in input().split()]
min_a=min(a)
max_a=max(a)
Cost=[]
for i in range(max_a - min_a+1):
cost=0
for k in range(N):
cost+=(a[k] - (min_a + i))**2
Cost.append(cost)
print(min(Cost)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,388 |
s393771074 | p04031 | u875347753 | 1557117266 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 141 | N = int(input())
a = list(map(int, input().split()))
w = round(sum(a) / N)
for i in range(N):
a[i] = (w - a[i]) ** 2
print(int(sum(a))) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,389 |
s273518977 | p04031 | u167751176 | 1556986071 | Python | Python (3.4.3) | py | Accepted | 20 | 2940 | 252 | def main():
N = int, input().split()
a = list(map(int, input().split()))
ans = 10**9
for i in range(-100, 101):
this_ans = 0
for ai in a:
this_ans += (ai-i)*(ai-i)
ans = min(ans, this_ans)
print(ans)
if __name__ == '__main__':
main() | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,390 |
s637907299 | p04031 | u592248346 | 1556838555 | Python | Python (3.4.3) | py | Accepted | 19 | 2940 | 116 | n = int(input())
x = list(map(int,input().split()))
y = round(sum(x)/n)
g = 0
for i in x:
g += (i-y)**2
print(g) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,391 |
s475155629 | p04031 | u589381719 | 1556653845 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 158 | n = int(input())
lists = list(map(int,input().split()))
sums = sum(lists)
num = int(round(sums/n,0))
cost=0
for i in lists:
cost+=pow(i-num,2)
print(cost) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,392 |
s469786542 | p04031 | u592248346 | 1556649960 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 120 | n = int(input())
x = list(map(int,input().split()))
ans = round(sum(x)/n)
g = 0
for i in x:
g += (i-ans)**2
print(g) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,393 |
s279141488 | p04031 | u442030035 | 1556513467 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 189 | n = int(input())
a = [int(i) for i in input().split()]
ans = 10**10
for i in range(-100, 101):
cost = 0
for j in a:
cost += (i - j)**2
ans = min(ans, cost)
print(ans)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,394 |
s013998659 | p04031 | u655834330 | 1556505548 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 553 |
import math
def read_input():
n = int(input())
alist = list(map(int, input().split()))
return n, alist
def calc_se(t, alist):
return sum([(t - a) ** 2 for a in alist])
def submit():
n, alist = read_input()
avg_alist = sum(alist)/n
cand1 = math.floor(avg_alist)
cand2 = math.ceil(av... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,395 |
s212978250 | p04031 | u609738635 | 1556332049 | Python | Python (3.4.3) | py | Accepted | 24 | 3064 | 376 | # -*- coding: utf-8 -*-
def solve(N, A):
a_max = max(A)
a_min = min(A)
res = float("INF")
for i in range(a_min, a_max+1, 1):
sum = 0
for j in range(N):
sum += (A[j] - i)**2
res = min(res, sum)
print(res)
if __name__ == '__main__':
N = int(input())
A ... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,396 |
s596736082 | p04031 | u609738635 | 1556319303 | Python | Python (3.4.3) | py | Accepted | 24 | 3064 | 382 | # -*- coding: utf-8 -*-
def solve(N, A):
a_max = max(A)
a_min = min(A)
sum_list = []
for i in range(a_min, a_max+1, 1):
sum = 0
for j in range(N):
sum += (A[j] - i)**2
sum_list.append(sum)
print(min(sum_list))
if __name__ == '__main__':
N = int(input())
... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,397 |
s680510095 | p04031 | u222138979 | 1555966923 | Python | Python (3.4.3) | py | Accepted | 26 | 3064 | 345 | n = int(input())
L = [int(_) for _ in input().split()]
L.sort()
total = 100000000000000000
num = 0
if L[0] == L[-1]:
print(0)
else:
for l in range(L[0], L[-1]):
tot = 0
for j in range(n):
tot += abs(L[j] - l)**2
if tot < total:
num = l
total = tot
... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,398 |
s157772514 | p04031 | u363438602 | 1555115156 | Python | Python (3.4.3) | py | Accepted | 23 | 3064 | 214 | n=input()
n=int(n)
z=map(int,input().split())
z=list(z)
def cost(a,b):
c=0
for i in range(n):
c=c+(b[i]-a)**2
return c
l=[]
for i in range(min(z),max(z)+1):
l.append(cost(i,z))
print(min(l)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,399 |
s600868789 | p04031 | u570018655 | 1555091900 | Python | Python (3.4.3) | py | Accepted | 35 | 5148 | 172 | from statistics import mean
N = int(input())
An = list(map(int, input().split()))
x = round(mean(An))
min_sum = 0
for a in An:
min_sum += (a - x) ** 2
print(min_sum)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,400 |
s852710286 | p04031 | u077019541 | 1554866597 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 151 | N = int(input())
As = list(map(int,input().split()))
anss=[]
for i in range(-101,101):
anss.append(sum([abs(i-a)**2 for a in As]))
print(min(anss)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,401 |
s433853977 | p04031 | u063052907 | 1554855722 | Python | Python (3.4.3) | py | Accepted | 35 | 5076 | 271 | from decimal import Decimal, ROUND_HALF_UP
N = int(input())
lst_a = list(map(int, input().split()))
a_ave = sum(lst_a) / N
target_val = int(Decimal(str(a_ave)).quantize(Decimal("0"), rounding=ROUND_HALF_UP))
ans = sum([(a - target_val)**2 for a in lst_a])
print(ans)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,402 |
s845262939 | p04031 | u063052907 | 1554807860 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 272 | # 目標値を全探索
N = int(input())
lst_a = list(map(int, input().split()))
target_values = range(-100, 101)
ans = float("inf")
for target_val in target_values:
cost = sum([(a - target_val) ** 2 for a in lst_a])
if cost <= ans:
ans = cost
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,403 |
s121867225 | p04031 | u063052907 | 1554807326 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 235 | def my_round(x,d=0):
p=10**d
return (x*p*2+1)//2/p
N = int(input())
lst_a = list(map(int, input().split()))
a_ave = sum(lst_a) / N
target_val = int(my_round(a_ave))
ans = sum([(a - target_val)**2 for a in lst_a])
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,404 |
s315723546 | p04031 | u455696302 | 1554767268 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 194 | N = int(input())
a = [int(i) for i in input().split()]
res = float('inf')
for i in range(-100,101):
score = 0
for j in a:
score += (i-j) ** 2
res = min(res,score)
print(res) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,405 |
s960898696 | p04031 | u319818856 | 1554760058 | Python | Python (3.4.3) | py | Accepted | 21 | 3060 | 301 | def be_together(N: int, A: list) -> int:
ave = sum(A) // N
def f(y: int) -> int:
return sum((a-y)**2 for a in A)
return min(f(ave), f(ave + 1))
if __name__ == "__main__":
N = int(input())
A = [int(s) for s in input().split()]
ans = be_together(N, A)
print(ans)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,406 |
s501968428 | p04031 | u707498674 | 1554739619 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 209 | N = int(input())
a = list(map(int, input().split()))
min_cost = 10 ** 18
for y in range(-100, 101):
cost = 0
for x in a:
cost += (x - y) ** 2
min_cost = min(min_cost, cost)
print(min_cost)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,407 |
s522348699 | p04031 | u393512980 | 1554596521 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 195 | N = int(input())
a = list(map(int, input().split()))
ans = 10 ** 18
for x in range(-100, 101):
sub = 0
for i in range(N):
sub += (x - a[i]) ** 2
ans = min(ans, sub)
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,408 |
s853624324 | p04031 | u706695185 | 1554523907 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 272 | N = int(input())
A = list(map(int, input().split()))
INF = 10**9
min_cost = INF
for target in range(min(A), max(A)+1):
tmp_cost = 0
for i in range(N):
tmp_cost += (target-A[i])**2
if tmp_cost <= min_cost:
min_cost = tmp_cost
print(min_cost)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,409 |
s561932793 | p04031 | u013408661 | 1554507382 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 169 | n=int(input())
a=list(map(int,input().split()))
ans=10**18
for i in range(-100,101):
stack=0
for j in a:
stack+=abs(i-j)*abs(i-j)
ans=min(ans,stack)
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,410 |
s297716414 | p04031 | u533885955 | 1554497895 | Python | Python (3.4.3) | py | Accepted | 26 | 3064 | 250 | #C問題
N=int(input())
a=list(map(int,input().split()))
a.sort()
MINA=a[0]
MAXA=a[-1]
roop=MAXA-MINA
MIN=(a[-1]*N)**2
s=MINA
for i in range(roop+1):
che=0
for j in range(N):
che+=(a[j]-s)**2
MIN=min(MIN,che)
s+=1
print(MIN) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,411 |
s098007244 | p04031 | u037430802 | 1554430615 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 195 | n = int(input())
a = list(map(int, input().split()))
ans = 0
items = []
for i in range(-100, 101):
tmp = 0
for j in range(n):
tmp += (a[j] - i) ** 2
items.append(tmp)
print(min(items)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,412 |
s034302282 | p04031 | u210827208 | 1554428235 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 198 | n=int(input())
A=list(map(int,input().split()))
A.sort()
ans=10**9
for i in range(A[0],A[n-1]+1):
res=0
for j in range(n):
res+=(i-A[j])**2
ans=min(ans,res)
print(ans)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,413 |
s605576813 | p04031 | u357050210 | 1554363666 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 151 | n = int(input())
a = [ int(i) for i in input().split() ]
b = 1e9
for ans in range(-100,100+1):
b = min(b, sum([ (i-ans)**2 for i in a ]))
print(b)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,414 |
s238917705 | p04031 | u026155812 | 1554336815 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 178 | N = int(input())
a = [int(i) for i in input().split()]
ans = []
for i in range(-100, 101):
sum = 0
for j in a:
sum += (j-i)**2
ans.append(sum)
print(min(ans)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,415 |
s663257488 | p04031 | u279493135 | 1554326512 | Python | Python (3.4.3) | py | Accepted | 27 | 3064 | 281 | from sys import stdin
input = stdin.readline
N = int(input().rstrip())
a = [int(x) for x in input().rstrip().split()]
min = 1000000
for i in range(-100, 101):
sum = 0
tmp = [i] * len(a)
for i in range(len(a)):
sum += (tmp[i] - a[i]) ** 2
if sum < min:
min = sum
print(min) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,416 |
s493017171 | p04031 | u878138257 | 1554257773 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 206 | n = int(input())
listA = list(map(int, input().split()))
a = 0
b = 100000000
for i in range(min(listA), max(listA)+1):
for j in range(n):
a = a + (listA[j]-i)**2
if a<b:
b=a
a=0
print(b)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,417 |
s487846164 | p04031 | u603745966 | 1554089762 | Python | Python (3.4.3) | py | Accepted | 28 | 3572 | 919 | from functools import reduce
def main():
# 初期値用:十分大きい数(100億)
# 1e10
# 初期値用:十分小さい数(-100億)
# -1e10
# 一文字のみを読み込み
# s = input().rstrip().split(' ')
# スペース区切りで標準入力を配列として読み込み
# s = input().rstrip().split(' ')
# 位置文字ずつ標準入力を配列として読み込み
# s = list(input().rstrip())
N =... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,418 |
s716604286 | p04031 | u603745966 | 1554088769 | Python | Python (3.4.3) | py | Accepted | 30 | 3572 | 781 | from functools import reduce
def main():
# 一文字のみを読み込み
# s = input().rstrip().split(' ')
# スペース区切りで標準入力を配列として読み込み
# s = input().rstrip().split(' ')
# 位置文字ずつ標準入力を配列として読み込み
# s = list(input().rstrip())
N = int(input().rstrip())
a_list = input().rstrip().split(' ')
cost = 0
mi... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,419 |
s066247657 | p04031 | u305965165 | 1553895504 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 122 | n = int(input())
a = [int(i) for i in input().split()]
mu = round(sum(a)/n)
print(sum(list(map(lambda x:(x-mu)**2,a))))
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,420 |
s014828929 | p04031 | u795630164 | 1553719483 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 143 | N = int(input())
a = [int(i) for i in input().split()]
num = round(sum(a)/len(a))
cost = 0
for i in a:
cost += (num - i) ** 2
print(cost) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,421 |
s170564244 | p04031 | u614314290 | 1553699737 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 252 | N = int(input())
S = list(map(int, input().split()))
cost_all = 1e10
for s_set in range(min(set(S)), max(set(S)) + 1):
cost = 0
for s in S:
cost += (s_set - s)** 2
#print(s, "->", s_set, ":", cost)
cost_all = min(cost, cost_all)
print(cost_all)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,422 |
s052978840 | p04031 | u227082700 | 1553371753 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 172 | a,b=int(input()),list(map(int,input().split()))
ans=-1
for i in range(-100,100+1):
c=0
for j in range(a):c+=(b[j]-i)**2
if ans==-1:ans=c
elif ans>c:ans=c
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,423 |
s523329316 | p04031 | u644778646 | 1553367029 | Python | Python (3.4.3) | py | Accepted | 26 | 2940 | 186 | N = int(input())
a = list(map(int,input().split()))
ans = 10**10
for i in range(-100,100+1):
s = 0
for j in range(N):
s += (i - a[j])**2
ans = min(s,ans)
print(ans)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,424 |
s906400333 | p04031 | u465422274 | 1553206324 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 224 | n = int(input())
X = list(map(int, input().split()))
ave = int(sum(X)/n)
sum = 0
sum1 = 0
sum2 = 0
for i in X:
sum += (ave - i)**2
sum1 += (ave - 1 - i)**2
sum2 += (ave + 1 - i)**2
print(min(sum, sum1, sum2)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,425 |
s459367219 | p04031 | u721316601 | 1553200810 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 126 | N = int(input())
a = list(map(int, input().split()))
n = round(sum(a)/N)
print(int(sum([abs(a[i]-n)**2 for i in range(N)])))
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,426 |
s279925200 | p04031 | u268516119 | 1553131544 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 121 | M=int(input())
n=list(map(int,input().split()))
x=int(round(sum(n)/M))
ans=0
for i in n:
ans=ans+(i-x)**2
print(ans)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,427 |
s555732258 | p04031 | u824237520 | 1552940219 | Python | Python (3.4.3) | py | Accepted | 25 | 3064 | 199 | n = int(input())
a = list(map(int, input().split()))
ans = 10 ** 10
for x in range(min(a), max(a) + 1):
temp = 0
for b in a:
temp += (b - x) ** 2
ans = min(ans, temp)
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,428 |
s874698770 | p04031 | u282228874 | 1552877422 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 169 | n = int(input())
A = list(map(int,input().split()))
ans = []
for i in range(-100,101):
c = 0
for a in A:
c += (i-a)**2
ans.append(c)
print(min(ans)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,429 |
s387834752 | p04031 | u282228874 | 1552876183 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 182 | n = int(input())
A = list(map(int,input().split()))
ave1 = sum(A)//n
ave2 = ave1+1
ans1 = 0
ans2 = 0
for a in A:
ans1 += (a-ave1)**2
ans2 += (a-ave2)**2
print(min(ans1,ans2)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,430 |
s423180834 | p04031 | u374099594 | 1552768667 | Python | Python (2.7.6) | py | Accepted | 12 | 2568 | 140 | N = input()
a = map(int, raw_input().split())
ans = 99999999
for t in range(-100,101):
ans = min(ans, sum((t-x)**2 for x in a))
print ans
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,431 |
s575928530 | p04031 | u593005350 | 1552765470 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 173 | #ABC043C
N=int(input())
A=list(map(int,input().split()))
ans=10**9
for i in range(min(A),max(A)+1):
t=0
for a in A:
t+=(a-i)**2
ans=min(ans,t)
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,432 |
s112522330 | p04031 | u126823513 | 1552732507 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 268 | n = int(input())
li_a = list(map(int, input().split()))
result = -1
for t in range(min(li_a), max(li_a) + 1):
sum = 0
for a in li_a:
sum += (a - t)**2
if result < 0:
result = sum
else:
result = min(result, sum)
print(result)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,433 |
s922574327 | p04031 | u914773681 | 1552678531 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 325 | def main():
N = int(input())
a_list = list(map(int, input().split()))
cost = 0
if not (len(a_list) == N):
print('ERROR')
a_ave = sum(a_list)/N # 平均値取得
a_ave = round(a_ave) # 平均値を整数で四捨五入
for i in range(len(a_list)):
cost = cost + (a_list[i]-a_ave)**2
print(cost)
main()
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,434 |
s031563790 | p04031 | u384657160 | 1552510310 | Python | Python (3.4.3) | py | Accepted | 18 | 3064 | 258 | n = int(input())
li = list(map(int, input().split()))
s =int(sum(li) / len(li))
p = 0
q = 0
if s < 0:
a = s - 1
b = s
else:
a = s
b = s + 1
for i in range(len(li)):
p = p + (li[i] - a) ** 2
q = q + (li[i] - b) ** 2
print(min(p, q)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,435 |
s677701812 | p04031 | u380933932 | 1552247046 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 284 | import math
n=int(input())
#li=input().split()
li=list(map(int,input().split()))
#n=input()
A=0
for i in range(n):
A+=li[i]
x=A/n
a=math.ceil(x)-x
b=x-math.floor(x)
if a-b>=0:
N=math.floor(x)
else:
N=math.ceil(x)
ans=0
for i in range(n):
ans+=(N-li[i])**2
print(ans)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,436 |
s862750042 | p04031 | u941753895 | 1552194663 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 159 | n=int(input())
l=list(map(int,input().split()))
s=2000000000000
for i in range(-100,101):
su=0
for j in l:
su+=(i-j)*(i-j)
if su<s:
s=su
print(s) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,437 |
s121661680 | p04031 | u114954806 | 1551997101 | Python | Python (3.4.3) | py | Accepted | 40 | 5204 | 248 | from decimal import Decimal, ROUND_HALF_UP, ROUND_HALF_EVEN
N=int(input())
lst=list(map(int,input().split()))
average=Decimal(str(sum(lst)/len(lst))).quantize(Decimal('0'),rounding=ROUND_HALF_UP)
_lst=[(i-average)**2 for i in lst]
print(sum(_lst)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,438 |
s641062526 | p04031 | u794173881 | 1551926842 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 195 | n = int(input())
a = list(map(int,input().split()))
ans = float("inf")
for i in range(-100,101):
tmp_ans = 0
for j in range(n):
tmp_ans += (i-a[j])**2
ans = min(ans,tmp_ans)
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,439 |
s280713070 | p04031 | u977389981 | 1551820076 | Python | Python (3.4.3) | py | Accepted | 19 | 3060 | 147 | n = int(input())
A = [int(i) for i in input().split()]
x = round(sum(A) / n)
ans = 0
for i in range(n):
ans += (A[i] - x) ** 2
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,440 |
s368450024 | p04031 | u728498511 | 1551739907 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 260 | from math import ceil
from math import floor
n = int(input())
nums = list(map(int, input().split()))
ave = sum(nums)/n
if ave%1 > 0.5:
ave = ceil(ave)
elif ave%1 <= 0.5:
ave = floor(ave)
ans = 0
for i in range(n):
ans += (nums[i]-ave)**2
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,441 |
s445985783 | p04031 | u619197965 | 1551580945 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 204 | n=int(input())
a=sorted([int(i) for i in input().split()])
ans=1000000000
for i in range(-100,101):
cost=0
for j in range(n):
cost+=(a[j]-i)**2
if cost<ans:
ans=cost
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,442 |
s110038448 | p04031 | u030626972 | 1551414398 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 258 | n = int(input())
a_input = list(map(int,input().split()))
min_sum = 1000000000
for i in range(min(a_input), max(a_input)+1):
tmp_sum=0
for j in range(n):
tmp_sum += (a_input[j]-i)**2
min_sum = min(min_sum, tmp_sum)
print(min_sum) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,443 |
s018188715 | p04031 | u518064858 | 1551044699 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 173 | n=int(input())
a=list(map(int,input().split()))
b1=[]
for y in range(-100,101):
c=0
for x in a:
c+=abs(x-y)**2
b1.append(c)
b2=sorted(b1)
print(b2[0])
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,444 |
s505703259 | p04031 | u411858517 | 1551023519 | Python | Python (3.4.3) | py | Accepted | 27 | 3060 | 209 | N = int(input())
L = list(map(int, input().split()))
res = 10 ** 9
for i in range(-100, 101):
tmp = 0
for j in range(N):
tmp += (L[j] - i) ** 2
res = min(res, tmp)
print(res) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,445 |
s593846287 | p04031 | u887207211 | 1550982343 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 170 | N = int(input())
A = list(map(int,input().split()))
ans = 10**9+7
for i in range(-100, 101):
tmp = 0
for a in A:
tmp += (a-i)**2
ans = min(ans, tmp)
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,446 |
s913433946 | p04031 | u371763408 | 1550844098 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 145 | n=int(input())
A=list(map(int,input().split()))
ans=10**9
for i in range(-100,101):
ans=min(sum(list(map(lambda x:(x-i)**2,A))),ans)
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,447 |
s623246614 | p04031 | u543954314 | 1550719822 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 188 | n = int(input())
a = list(map(int, input().split()))
ans = 4000000
for i in range(-100,101):
tot = 0
for j in range(n):
tot += (a[j] -i)**2
if ans > tot:
ans = tot
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,448 |
s255084356 | p04031 | u610232844 | 1550674983 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 430 | """
与えられた数字で要件を満たす値を探す。
条件として、－100～100の範囲で合計が最小になる値を探す。脳筋検索法でいく( ´∀｀ )
"""
n = int(input())
a = list(map(int, input().split()))
total_comp = []
for i in range(-100,101):
total_prc = 0
for v in range(n):
total_prc += (a[v]-i)**2
total_comp.append(total_prc)
print('{}'.format(min(total_comp)))
... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,449 |
s388945860 | p04031 | u190086340 | 1550184267 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 382 | N = int(input())
NS = list(map(int, input().split()))
# NSの最小値と最大値の間でコストが最小になる値を探す
def solve():
min_cost = float("inf")
for x in range(min(NS), max(NS) + 1):
cost = 0
for n in NS:
cost += abs(n - x) ** 2
if cost < min_cost:
min_cost = cost
return min_cost
p... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,450 |
s546143387 | p04031 | u762955009 | 1550102115 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 215 | N = int(input())
A = list(map(int, input().split()))
cost_min = 10**9
for target in range(-100, 101):
cost = 0
for a in A:
cost += (a - target)**2
cost_min = min(cost_min, cost)
print(cost_min) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,451 |
s277835406 | p04031 | u932465688 | 1550102041 | Python | Python (3.4.3) | py | Accepted | 26 | 3064 | 224 | N = int(input())
L = list(map(int,input().split()))
L.sort()
M = 0
ans = float('inf')
for i in range(L[0],L[N-1]+1):
for j in range(N):
M += (L[j]-i)**2
if M <= ans:
ans = M
M = 0
else:
M = 0
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,452 |
s909359521 | p04031 | u724742135 | 1549930977 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 192 | n = int(input())
a_list = list(map(int, input().split()))
results = []
for i in range(0, 201):
result = sum([(a-(i-100))**2 for a in a_list])
results.append(result)
print(min(results)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,453 |
s571322919 | p04031 | u367130284 | 1549763841 | Python | Python (3.4.3) | py | Accepted | 21 | 3316 | 147 | n=int(input())
l=list(map(int,input().split()))
a=sum(l)//n
b=a+1
c,d=0,0
for s in l:
c+=(s-a)**2
d+=(s-b)**2
print(d) if c>d else print(c) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,454 |
s116639713 | p04031 | u483645888 | 1549384743 | Python | Python (3.4.3) | py | Accepted | 37 | 5148 | 461 | N = int(input())
ai_list = list(map(int, input().split()))
import math
from statistics import mean, median
mean_ai = mean(ai_list)
median_ai = median(ai_list)
mean_lo = math.floor(mean_ai)
mean_high = math.ceil(mean_ai)
ans_list = []
cost1 = 0
cost2 = 0
cost3 = 0
for n in ai_list:
cost1 += (n - mean_lo)**2
cost2 ... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,455 |
s323663707 | p04031 | u219607170 | 1549232268 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 150 | N = int(input())
A = list(map(int, input().split()))
cost = []
for i in range(-100, 101):
cost.append(sum([(a-i)**2 for a in A]))
print(min(cost)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,456 |
s447039882 | p04031 | u375616706 | 1549230296 | Python | Python (3.4.3) | py | Accepted | 30 | 3316 | 447 | # python template for atcoder1
from collections import Counter
import sys
sys.setrecursionlimit(10**9)
input = sys.stdin.readline
N = int(input())
A = list(map(int, input().split()))
C = Counter(A)
C_freq = C.most_common()
ma = C_freq[-1][0]
mi = C_freq[0][0]
cost = float('inf')
# for j in range(mi, ma+1):
for j... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,457 |
s771575030 | p04031 | u977389981 | 1549162333 | Python | Python (3.4.3) | py | Accepted | 18 | 3188 | 146 | n = int(input())
A = [int(i) for i in input().split()]
a = round(sum(A) / len(A))
ans = 0
for i in range(n):
ans += (a - A[i]) ** 2
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,458 |
s494398033 | p04031 | u239981649 | 1548903154 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 214 | N = int(input())
A = list(map(int, input().split()))
m1 = int(sum(A) / N)
# 切り捨て
m2 = int(sum(A) / N) + 1
# (ほぼ)切り上げ
print(min(sum([(a - m1) ** 2 for a in A]), sum([(a - m2) ** 2 for a in A])))
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,459 |
s601637767 | p04031 | u690536347 | 1548716261 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 118 | N=int(input())
*a,=map(int,input().split())
print(min([sum(map(lambda x:(x-n)**2,a)),n] for n in range(-100,101))[0])
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,460 |
s257211207 | p04031 | u950708010 | 1548444416 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 241 | n = int(input())
a = list(int(i) for i in input().split())
def costcalc(x):
a2 = 0
for i in range(n):
a2 += (a[i]-x)**2
return a2
cost = 10**15
for i in range(201):
check = i-100
cost = min(cost,costcalc(check))
print(cost) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,461 |
s291009649 | p04031 | u559823804 | 1548391334 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 190 | n=int(input())
a=list(map(int,input().split()))
ans=10**10
for x in range(min(a),max(a)+1):
crnt=0
for aa in a:
crnt+=(aa-x)**2
if crnt<ans:
ans=crnt
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,462 |
s613940718 | p04031 | u575431498 | 1548053856 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 162 | N = int(input())
a = [int(_a) for _a in input().split()]
mean = sum(a) // len(a)
print(min(sum([pow(x-mean, 2) for x in a]), sum([pow(x-mean-1, 2) for x in a]))) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,463 |
s861741000 | p04031 | u597374218 | 1548015971 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 104 | N=int(input())
A=list(map(int,input().split()))
ave=round(sum(A)/N)
print(sum(abs(a-ave)**2 for a in A)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,464 |
s806001807 | p04031 | u811156202 | 1547877747 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 155 | am = int(input())
n_l = list(map(int, input().split(' ')))
m = round(sum(n_l)/len(n_l))
S = 0
for a in range(am):
S += (n_l[a] - m)**2
print(int(S)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,465 |
s363089013 | p04031 | u811156202 | 1547876712 | Python | Python (3.4.3) | py | Accepted | 37 | 5148 | 177 | import statistics
am = int(input())
n_l = list(map(int, input().split(' ')))
m = round(statistics.mean(n_l))
S = 0
for a in range(am):
S += (n_l[a] - m)**2
print(int(S)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,466 |
s230240623 | p04031 | u879870653 | 1547860616 | Python | Python (3.4.3) | py | Accepted | 40 | 5392 | 319 | from math import ceil, floor
from statistics import mean
N = int(input())
A = list(map(int,input().split()))
upper = ceil(mean(A))
lower = floor(mean(A))
if abs(upper - mean(A)) > abs(lower - mean(A)) :
indicator = lower
else :
indicator = upper
ans = 0
for i in A :
ans += (i - indicator)**2
print(ans)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,467 |
s802432759 | p04031 | u983918956 | 1547758952 | Python | Python (3.4.3) | py | Accepted | 28 | 3060 | 201 | N = int(input())
A = list(map(int,input().split()))
ans = float("inf")
for b in range(-100,101):
cost = 0
for a in A:
cost += pow(a-b,2)
if cost < ans:
ans = cost
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,468 |
s075782388 | p04031 | u171366497 | 1547585765 | Python | Python (3.4.3) | py | Accepted | 42 | 4340 | 413 | N=int(input())
st=input().split()
a=[]
for i in range(N):
a.append(int(st[i]))
dig=[i for i in range(-100,101)]
cost = []
for i in range(len(dig)):
x=[]
for j in range(len(dig)):
x.append((dig[i]-dig[j])**2)
cost.append(x)
result=0
for d in range(len(dig)):
now=0
for i in range(N):
... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,469 |
s332568858 | p04031 | u175034939 | 1547418809 | Python | Python (3.4.3) | py | Accepted | 18 | 3064 | 252 | n = int(input())
a = list(map(int,input().split()))
if sum(a) % n == 0:
c = sum(a)//n
else:
if sum(a)/n < sum(a)//n + 0.5:
c = sum(a)//n
else:
c = sum(a)//n + 1
ans = 0
for i in range(n):
ans += (c-a[i])**2
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,470 |
s517119239 | p04031 | u882209234 | 1547398388 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 198 | N = int(input())
A = list(map(int,input().split()))
def round(x,d=0):
p = 10**d
return (x*p*2+1)//2/p
mean = round(sum(A)/N)
ans = 0
for a in A:
ans += (a - mean) ** 2
print(int(ans)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,471 |
s613765613 | p04031 | u550943777 | 1546837386 | Python | Python (3.4.3) | py | Accepted | 24 | 3316 | 348 | N = int(input())
arr = sorted([int(i) for i in input().split()])
def calc(x,arr):
cnt = 0
for i in arr:
cnt += (i-x)**2
return cnt
numlist = [-100 + i for i in range(201)]
mincost = calc(100,arr)
numcost = 100
for i in numlist:
tmp = calc(i,arr)
if mincost > tmp:
mincost = tmp
... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,472 |
s812255698 | p04031 | u593063683 | 1546713988 | Python | Python (3.4.3) | py | Accepted | 24 | 3064 | 157 | N = int(input())
a = [int(x) for x in input().split()]
sq = []
for i in range(-100,101):
sq.append(sum([(a[j] - i)**2 for j in range(N)]))
print(min(sq)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,473 |
s619835988 | p04031 | u272557899 | 1546467083 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 220 | n = int(input())
a = input().split()
a = [int(m) for m in a]
ans = float("INF")
for i in range(-100, 101):
tmp = 0
for j in range(n):
tmp += (a[j] - i) ** 2
if ans > tmp:
ans = tmp
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,474 |
s757581059 | p04031 | u281303342 | 1546465066 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 188 | N = int(input())
A = list(map(int,input().split()))
Ans = 10**10
for i in range(-100,101):
ans = 0
for j in range(N):
ans += (A[j]-i)**2
Ans = min(Ans,ans)
print(Ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,475 |
s695253724 | p04031 | u586149955 | 1546444353 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 134 | n = int(input())
a = [int(x) for x in input().split()]
p = (sum(a) / n * 2 + 1) // 2
print(int(sum(map(lambda x: (x - p) ** 2, a))))
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,476 |
s913086307 | p04031 | u064246852 | 1546384857 | Python | Python (3.4.3) | py | Accepted | 20 | 3188 | 223 | import math
N = int(input())
a = list(map(int,input().split()))
x = sum(a)/N
if math.ceil(x)-x < x-math.floor(x):
x = math.ceil(x)
else:
x = math.floor(x)
ans = 0
for i in range(N):
ans += (a[i]-x)**2
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,477 |
s076941687 | p04031 | u731368968 | 1546378339 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 249 | N = int(input())
a = list(map(int, input().split()))
ans = 100000000000
def sumpow(a, x):
res = 0
for i in range(len(a)):
res += (x - a[i]) ** 2
return res
for x in range(-105, 105):
ans = min(ans, sumpow(a, x))
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,478 |
s261857725 | p04031 | u226108478 | 1546182503 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 324 | # -*- coding: utf-8 -*-
def main():
n = int(input())
a = list(map(int, input().split()))
cost = float('inf')
for i in range(-100, 100 + 1):
total = 0
for ai in a:
total += (ai - i) ** 2
cost = min(cost, total)
print(cost)
if __name__ == '__main__':
mai... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,479 |
s772670658 | p04031 | u138486156 | 1545941622 | Python | Python (3.4.3) | py | Accepted | 27 | 2940 | 196 | n = int(input())
a = list(map(int, input().split()))
ans = float("inf")
for i in range(-100, 101):
tmp = 0
for j in range(n):
tmp += (a[j]-i)**2
ans = min(ans, tmp)
print(ans)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,480 |
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