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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
s931202018 | p04031 | u891635666 | 1570618979 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 113 | n = int(input())
ls = list(map(int, input().split()))
m = round(sum(ls) / n)
print(sum([(x - m)**2 for x in ls])) | 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
| 1,207,181 |
s990442819 | p04031 | u390694622 | 1570588288 | Python | Python (3.4.3) | py | Accepted | 49 | 5424 | 323 | import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,random,time
sys.setrecursionlimit(10**7)
inf = 10**20
N = input()
a = list(map(int,input().split()))
answer = inf
for goal in range(-100,101):
squaredSum = sum(map(lambda x: (x-goal)**2, a))
answer = min(answer, squaredSum)
print(answ... | 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
| 1,207,182 |
s471701290 | p04031 | u748241164 | 1570569498 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 190 | N = int(input())
A = list(map(int, input().split()))
ave = sum(A) // N
if sum(A) % N >= N / 2:
ave += 1
ans = 0
for i in range(N):
ans += (A[i] - ave) * (A[i] - ave)
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
| 1,207,183 |
s074157346 | p04031 | u545368057 | 1570555197 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 193 | N = int(input())
As = list(map(int, input().split()))
mean = sum(As)/len(As)
if mean - int(mean) > 0.5:
mean = int(mean)+1
else:
mean = int(mean)
print(sum([(a-mean)**2 for a in As])) | 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
| 1,207,184 |
s339487827 | p04031 | u464912173 | 1570531090 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 187 | n = int(input())
a = list(map(int,input().split()))
a = sorted(a)
x=[]
for i in range(a[0], a[-1]+1):
b=0
for j in range(n):
b+= (a[j]-i)**2
x.append(b)
print(min(x))
| 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
| 1,207,185 |
s141169579 | p04031 | u027929618 | 1570512312 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 111 | n=int(input())
A=list(map(int,input().split()))
ans=0
y=round(sum(A)/n)
for x in A:
ans+=(x-y)**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
| 1,207,186 |
s378432403 | p04031 | u223904637 | 1570390202 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 181 | n=int(input())
l=list(map(int,input().split()))
ans=1000000000000000
for i in range(min(l),max(l)+1):
tmp=0
for j in l:
tmp+=(i-j)**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
| 1,207,187 |
s682879518 | p04031 | u437638594 | 1570236410 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 172 | N = int(input())
As = list(map(int, input().split()))
tmp = 10 ** 9
for i in range(min(As), max(As)+1):
tmp = min(tmp, sum(map(lambda x: (x-i) ** 2, As)))
print(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
| 1,207,188 |
s278857597 | p04031 | u256464928 | 1570067867 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 199 | N = int(input())
A = list(map(int,input().split()))
A.sort()
ans = float("inf")
for i in range(A[0],A[-1]+1):
tmp = 0
for j in range(N):
tmp += (i - A[j]) ** 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
| 1,207,189 |
s624658910 | p04031 | u131406572 | 1570034237 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 223 | n=int(input())
a=list(map(int,input().split()))
a.sort()
s=[]
#print(a[-1]-a[0])
for i in range(a[0],a[-1]+1):
b=0
#print(i)
for j in range(len(a)):
b+=(a[j]-i)**2
s.append(b)
#print(s)
print(min(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
| 1,207,190 |
s359813478 | p04031 | u797016134 | 1569965916 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 216 | n = int(input())
a = sorted(list(map(int, input().split())))
ans = float("inf")
for i in range(a[0], a[-1]+1):
count = 0
for j in range(n):
count += (a[j] - i)**2
ans = min(ans, count)
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
| 1,207,191 |
s019203968 | p04031 | u322354465 | 1569906120 | Python | Python (3.4.3) | py | Accepted | 23 | 3572 | 185 | import math
import functools
n = int(input())
a = list(map(int, input().split()))
mean = math.floor(sum(a) / n + 0.5)
print(functools.reduce(lambda x, y: x + (y - mean) ** 2, a, 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
| 1,207,192 |
s395240824 | p04031 | u397942996 | 1569892716 | Python | Python (3.4.3) | py | Accepted | 18 | 3064 | 819 | N = input()
a = list(map(int, input().split()))
#各要素を2乗する関数
def calc_sq(n):
return n ** 2
a2 = list(map(calc_sq, a))
"""
map関数の戻り値はリストではなく、シーケンスのmapオブジェクト
なので、インデックスでアクセスしたり、ループで回したりできるが、
appendなどのlistメソッドは使用できない。
また、print関数で出力しても、カンマ区切りの要素では表示されず、
オブジェクトの型名が表示されるだけ。
だが、map関数の戻り値はシーケンスなので、
list関数を使ってlist型に変換することがで... | 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
| 1,207,193 |
s100149157 | p04031 | u397942996 | 1569892668 | Python | Python (3.4.3) | py | Accepted | 18 | 3064 | 819 | N = input()
a = list(map(int, input().split()))
#各要素を2乗する関数
def calc_sq(n):
return n ** 2
a2 = list(map(calc_sq, a))
"""
map関数の戻り値はリストではなく、シーケンスのmapオブジェクト
なので、インデックスでアクセスしたり、ループで回したりできるが、
appendなどのlistメソッドは使用できない。
また、print関数で出力しても、カンマ区切りの要素では表示されず、
オブジェクトの型名が表示されるだけ。
だが、map関数の戻り値はシーケンスなので、
list関数を使ってlist型に変換することがで... | 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
| 1,207,194 |
s658510513 | p04031 | u377989038 | 1569858954 | Python | Python (3.4.3) | py | Accepted | 26 | 2940 | 185 | n = int(input())
a = list(map(int, input().split()))
ans = 10**100
for y in range(-100, 101):
tmp = 0
for x in a:
tmp += (x - y) ** 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
| 1,207,195 |
s624179486 | p04031 | u153902122 | 1569819780 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 129 | N = int(input())
A = list(map(int, input().split()))
m = round(sum(A) / N)
t = sum(list(map(lambda x: (x - m) ** 2, A)))
print(t) | 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
| 1,207,196 |
s576619880 | p04031 | u370331385 | 1569786188 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 225 | N = int(input())
A = list(map(int,input().split()))
A.sort()
cost_min = float('inf')
for i in range(-100,100+1):
cost = 0
for j in range(N):
cost += (i-A[j])**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
| 1,207,197 |
s630885613 | p04031 | u405256066 | 1569714911 | Python | Python (3.4.3) | py | Accepted | 19 | 2940 | 176 | from sys import stdin
N = int(stdin.readline().rstrip())
a = [int(x) for x in stdin.readline().rstrip().split()]
m = round(sum(a)/N)
ans = sum([(i-m)**2 for i 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
| 1,207,198 |
s804287794 | p04031 | u062484507 | 1569615369 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 174 | N = int(input())
a = list(map(int, input().split()))
costs = []
for y in range(-100, 101):
l = [(x-y)**2 for x in a]
costs.append(sum(l))
ans = min(costs)
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
| 1,207,199 |
s145139294 | p04031 | u186838327 | 1569579946 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 191 | n = int(input())
l = list(map(int, input().split()))
p = min(l)
q = max(l)
ms = []
for i in range(p, q+1):
m = 0
for j in range(n):
m += (l[j]-i)**2
ms.append(m)
print(min(ms))
| 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
| 1,207,200 |
s238391082 | p04031 | u893063840 | 1569443975 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 199 | n = int(input())
a = list(map(int, input().split()))
ans = float("inf")
for i in range(-100, 101):
cost = 0
for ele in a:
cost += (ele - i) ** 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
| 1,207,201 |
s291866800 | p04031 | u920543723 | 1569443841 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 165 | n = int(input())
a = list(map(int, input().split()))
cost = [0] * 201
for i in range(201):
for j in a:
cost[i] += ((i - 100) - j) ** 2
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
| 1,207,202 |
s260386206 | p04031 | u777028980 | 1569441766 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 208 | n=int(input())
hoge=list(map(int,input().split()))
ans=-1
for i in range(201):
i=-100+i
same=0
for hg in hoge:
same+=(i-hg)**2
if(ans==-1):
ans=same
else:
ans=min(same,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
| 1,207,203 |
s957218068 | p04031 | u701199820 | 1569376702 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 125 | n = int(input())
l = list(map(int, input().split()))
ave = round(sum(l) / n)
print(sum(list(map(lambda x: (x-ave)**2, 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
| 1,207,204 |
s519591189 | p04031 | u723590269 | 1569342333 | Python | Python (3.4.3) | py | Accepted | 27 | 3064 | 275 | n=int(input())
a=list(map(int,input().split()))
'''
全探索
'''
cost_tmp = 0
cost_min = 10**8
for i in range(min(a),max(a)+1):
for j in range(n):
cost_tmp += pow(a[j]-i,2)
if cost_tmp < cost_min:
cost_min = cost_tmp
cost_tmp=0
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
| 1,207,205 |
s606586494 | p04031 | u460737328 | 1569319300 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 203 | def f(x, y):
return (x - y)**2
N = int(input())
A = list(map(int, input().split()))
ans = 10**9
for k in range(-100, 101):
temp = sum([f(x, k) for x in A])
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
| 1,207,206 |
s679511236 | p04031 | u311379832 | 1569214791 | Python | Python (3.4.3) | py | Accepted | 44 | 5276 | 242 | import statistics
N = int(input())
a = list(map(int, input().split()))
s = sorted(a)
ans = 10 ** 9 + 7
for i in range(s[0], s[-1] + 1):
tmp = 0
for j in range(len(a)):
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
| 1,207,207 |
s273930390 | p04031 | u404794295 | 1569191849 | Python | Python (3.4.3) | py | Accepted | 19 | 3188 | 132 | N=int(input())
a=list(map(int, input().split(" ")))
s=sum(a)
ave=s/N
ave=round(ave)
b=list(map(lambda x:(x-ave)**2,a))
print(sum(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
| 1,207,208 |
s013282333 | p04031 | u347640436 | 1569132291 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 163 | N = int(input())
a = list(map(int, input().split()))
y = sum(a) / N
if y < 0:
y = int(y - 0.5)
else:
y = int(y + 0.5)
print(sum((x - y) * (x - y) 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
| 1,207,209 |
s574648145 | p04031 | u924374652 | 1569035025 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 247 | n = int(input())
list_a = list(map(int, input().split(" ")))
target = sum(list_a) / n
if target - int(target) >= 0.5:
target = int(target) + 1
else:
target = int(target)
cost = 0
for one_a in list_a:
cost += (one_a - target) ** 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
| 1,207,210 |
s745888995 | p04031 | u296518383 | 1569009996 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 149 | N=int(input())
A=list(map(int,input().split()))
ans=10**10
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
| 1,207,211 |
s990176845 | p04031 | u670180528 | 1568960648 | Python | Python (3.4.3) | py | Accepted | 27 | 2940 | 83 | n,A=open(0);print(min(sum((x-int(a)-100)**2for a in A.split())for x in range(201))) | 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
| 1,207,212 |
s538694652 | p04031 | u670180528 | 1568960521 | Python | Python (3.4.3) | py | Accepted | 27 | 2940 | 84 | n,A=open(0);print(min(sum((x-int(a))**2for a in A.split())for x in range(-100,101))) | 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
| 1,207,213 |
s345166797 | p04031 | u670180528 | 1568960461 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 96 | n,*A=map(int,open(0).read().split());print(min(sum((x-a)**2for a in A)for x in range(-100,101))) | 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
| 1,207,214 |
s659710383 | p04031 | u623349537 | 1568953740 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 212 | N = int(input())
a = list(map(int, input().split()))
cost = 10000000000
for i in range(-100, 101):
cur_cost = 0
for e in a:
cur_cost += (e - i) ** 2
cost = min(cur_cost, cost)
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
| 1,207,215 |
s354125930 | p04031 | u433532588 | 1568858056 | Python | Python (3.4.3) | py | Accepted | 26 | 3064 | 324 |
import sys
input = sys.stdin.readline
sys.setrecursionlimit(2147483647)
INF=float("inf")
MOD=10**9+7
##############################
N = int(input())
A = list(map(int, input().split()))
ans = INF
for i in range(min(A), max(A)+1):
x = 0
for j in range(N):
x += (A[j]-i)**2
ans = min(ans, x)
print(... | 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
| 1,207,216 |
s237117473 | p04031 | u617515020 | 1568847023 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 175 | n=int(input())
a=list(map(int,input().split()))
a1=0
a2=0
for i in range(len(a)):
m1=sum(a)//n
m2=-(-sum(a)//n)
a1+=(a[i]-m1)**2
a2+=(a[i]-m2)**2
print(min(a1,a2)) | 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
| 1,207,217 |
s923529619 | p04031 | u228223940 | 1568690037 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 199 | n = int(input())
a = [int(i) for i in input().split()]
ans = 10**100
for i in range(-100,101):
tmp = 0
for j in range(n):
tmp += (i-a[j]) ** 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
| 1,207,218 |
s720277637 | p04031 | u760767494 | 1568609677 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 192 | N = int(input())
l = list(map(int, input().split()))
c = 0
b = 0
for i in range(N):
c += l[i] ** 2
b += -2 * l[i]
x = -b / (2 * N)
x = round(x)
Ans = N * x ** 2 + b * x + 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
| 1,207,219 |
s810719174 | p04031 | u395202850 | 1568570352 | Python | Python (3.4.3) | py | Accepted | 20 | 3060 | 103 | n = int(input())
a = list(map(int, input().split()))
print(sum((i - round(sum(a)/n)) ** 2 for i 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
| 1,207,220 |
s365105325 | p04031 | u395202850 | 1568570064 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 126 | n = int(input())
a = list(map(int, input().split()))
aSum = 0
for i in a:
aSum += (i - round(sum(a)/n)) ** 2
print(aSum)
| 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
| 1,207,221 |
s568493632 | p04031 | u395202850 | 1568569849 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 136 | n = int(input())
a = list(map(int, input().split()))
avg = round(sum(a)/n)
aSum = 0
for i in a:
aSum += (i - avg) ** 2
print(aSum)
| 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
| 1,207,222 |
s579981635 | p04031 | u533039576 | 1568529482 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 241 | n = int(input())
a = list(map(int, input().split()))
a_min = min(a)
a_max = max(a)
ans = 200**2 * 105
for b in range(a_min, a_max+1):
cost = 0
for i in range(n):
cost += (a[i] - b) ** 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
| 1,207,223 |
s920125757 | p04031 | u666198201 | 1568485400 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 215 | N=int(input())
A=list(map(int,input().split()))
mini=100000000000
for i in range(-100,101):
total = 0
for j in range(N):
total+=(A[j]-i)*(A[j]-i)
if mini>=total:
mini=total
print(mini)
| 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
| 1,207,224 |
s788431450 | p04031 | u811000506 | 1568413039 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 180 | N = int(input())
a = list(map(int,input().split()))
li = []
for i in range(min(a),max(a)+1,1):
sum = 0
for j in a:
sum += (j-i)**2
li.append(sum)
print(min(li)) | 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
| 1,207,225 |
s003032530 | p04031 | u252828980 | 1568396274 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 217 | n = int(input())
li = list(map(int,input().split()))
s = 0
ans =10**6
a,b = min(li),max(li)
for i in range(a,b+1):
for j in range(len(li)):
s += (i-li[j])**2
ans = min(ans,s)
s = 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
| 1,207,226 |
s100326985 | p04031 | u513081876 | 1568345670 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 200 | N = int(input())
a = [int(i) for i in input().split()]
num = int(sum(a) / N)
ans = float('inf')
for i in [num - 1, num, num + 1]:
ans = min(ans, sum([abs(j - i) ** 2 for j 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
| 1,207,227 |
s552992227 | p04031 | u314050667 | 1568322861 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 183 | N = int(input())
A = list(map(int,input().split()))
ans = float("inf")
for a in range(-100, 101):
tmp = 0
for i in range(N):
tmp += (A[i] - a)**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
| 1,207,228 |
s256127495 | p04031 | u699699071 | 1568248750 | Python | Python (3.4.3) | py | Accepted | 19 | 3060 | 193 | import math
N = int(input())
A = list(map(int,input().split()))
sum = 0
result = 0
for i in A:
sum+=i
ave = round(sum/len(A))
for i in A:
result += pow(i-ave,2)
print(round(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
| 1,207,229 |
s870670444 | p04031 | u502304480 | 1568237995 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 206 | n = int(input())
num = list(map(int, input().split()))
num.sort()
s = num[0]
e = num[-1] + 1
cost = []
for i in range(s, e):
cost.append(sum(list(map(lambda x: (x - i)**2, num))))
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
| 1,207,230 |
s445988473 | p04031 | u469254913 | 1568172870 | Python | Python (3.4.3) | py | Accepted | 25 | 3064 | 310 | N = int(input())
a = list(map(int,input().split()))
set_a = set(a)
import sys
if len(set_a) == 1:
easy = 0
print(easy)
sys.exit()
totals = []
for i in range(min(a),max(a)+1):
temp = 0
for j in range(N):
temp += (a[j]-i)**2
totals.append(temp)
res = min(totals)
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
| 1,207,231 |
s653850054 | p04031 | u759412327 | 1568067413 | Python | Python (3.4.3) | py | Accepted | 23 | 3064 | 150 | N = int(input())
A = sorted(list(map(int,input().split())))
z = 10**6
for i in range(A[0],A[-1]+1):
z = min(z,sum([(a-i)**2 for a in A]))
print(z) | 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
| 1,207,232 |
s090733152 | p04031 | u595716769 | 1568065134 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 143 | n = int(input())
L = [int(i) for i in input().split()]
tg = round(sum(L)/n)
cost = 0
for i in range(n):
cost += pow((L[i]-tg),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
| 1,207,233 |
s420694911 | p04031 | u993161647 | 1568055444 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 200 | N = int(input())
a = list(map(int,input().split()))
cost = []
for i in range(-100, 101):
cost_all = 0
for j in a:
cost_all += (j - i) ** 2
cost.append(cost_all)
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
| 1,207,234 |
s968523471 | p04031 | u635540732 | 1568053224 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 184 | n=int(input())
a=list(map(int,input().split()))
ans=float('inf')
count=0
for i in range(-100,101):
for j in range(n):
count+=(a[j]-i)**2
ans=min(ans,count)
count=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
| 1,207,235 |
s506430833 | p04031 | u270144704 | 1567986895 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 151 | N=int(input())
a=list(map(int,input().split()))
sum=0
cost=0
for i in a:
sum+=i
ave=round(sum/len(a))
for i in a:
cost+=(ave-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
| 1,207,236 |
s917269830 | p04031 | u592248346 | 1567986577 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 119 | n = int(input())
a = list(map(int,input().split()))
h = round(sum(a)/n)
g = 0
for i in a:
g += abs(h-i)**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
| 1,207,237 |
s271446619 | p04031 | u598229387 | 1567969170 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 194 | n=int(input())
a=[int(i) for i in input().split()]
check=float('inf')
for i in range(-100,101):
ans=0
for j in a:
ans+=(i-j)**2
if check>ans:
check=ans
print(check) | 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
| 1,207,238 |
s553492550 | p04031 | u187516587 | 1567968197 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 107 | N=int(input())
a=list(map(int, input().split()))
s=round(sum(a)/N)
A=0
for i in a:
A+=(i-s)**2
print(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
| 1,207,239 |
s385173263 | p04031 | u119655368 | 1567954994 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 140 | a = input()
b = list(map(int, input().split()))
c = round(sum(b) / len(b))
s = 0
for i in range(len(b)):
s += ((b[i] - c) ** 2)
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
| 1,207,240 |
s974889022 | p04031 | u976225138 | 1567918863 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 127 | n = input()
a = [int(i) for i in input().split()]
print(min([sum((x - y) ** 2 for x in a) for y in range(min(a), max(a) + 1)])) | 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
| 1,207,241 |
s892451972 | p04031 | u296150111 | 1567822224 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 169 | n=int(input())
a=list(map(int,input().split()))
cost=[]
for i in range(min(a),max(a)+1):
ans=0
for j in range(n):
ans+=(i-a[j])**2
cost.append(ans)
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
| 1,207,242 |
s192703189 | p04031 | u897328029 | 1567792283 | Python | Python (3.4.3) | py | Accepted | 43 | 5148 | 407 | # https://atcoder.jp/contests/abc043/tasks/arc059_a
# C - いっしょ / Be Together
import statistics
N = int(input().split()[0])
a_list = list(map(int, input().split()))
# たかだか200なので、全探索で間に合う
min_cost = float('inf')
for x in range(-100, 101):
cost = 0
for a in a_list:
cost += (a - x) ** 2
if 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
| 1,207,243 |
s941206498 | p04031 | u177411511 | 1567791448 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 302 | import sys
stdin = sys.stdin
ni = lambda: int(ns())
na = lambda: list(map(int, stdin.readline().split()))
ns = lambda: stdin.readline()
n = ni()
li = na()
ans = float("inf")
for j in range(-100, 101):
ct = 0
for i in range(n):
ct += (li[i] - j) ** 2
ans = min(ans, ct)
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
| 1,207,244 |
s090767829 | p04031 | u181195295 | 1567731641 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 221 | def cul(li,s):
a = 0
for i in li:
a += (i - s)**2
return a
N = int(input())
li = list(map(int,input().split()))
s1 = sum(li)//len(li)
s2 = s1 + 1
ans1 = cul(li,s1)
ans2 = cul(li,s2)
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
| 1,207,245 |
s713049367 | p04031 | u610473220 | 1567728856 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 226 | N = int(input())
a = list(map(int, input().split()))
al = min(a)
ar = max(a)
ans = 1000000000000000
for i in range(al, ar+1):
tmp = 0
for j in a:
tmp += (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
| 1,207,246 |
s953835006 | p04031 | u288500098 | 1567720483 | Python | Python (3.4.3) | py | Accepted | 39 | 5272 | 203 | from statistics import mean
N = int(input())
a_list = [int(i) for i in input().split()]
ave = mean(a_list)
ave = round(ave)
sum = 0
for x in a_list:
sum = sum + (x - ave) * (x - ave)
print(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
| 1,207,247 |
s876130201 | p04031 | u045408189 | 1567652403 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 228 | n = int(input())
a = list(map(int,input().split()))
min = 10000000000000000000000000000000000
sum = 0
for i in range(-100,101):
for j in range(len(a)):
sum += (a[j]-i)**2
if sum < min:
min = sum
sum = 0
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
| 1,207,248 |
s344296650 | p04031 | u193604641 | 1567642652 | Python | Python (2.7.6) | py | Accepted | 12 | 2568 | 376 | def main():
n = int(raw_input())
row = [int(x) for x in raw_input().split(' ')]
min_val = float('inf')
is_eq = True
for x in row:
if x != row[0]:
is_eq = False
if is_eq:
print('0')
return
for x in xrange(-100, 101):
data = [(elem - x)**2 for elem in row]
if sum(data) < 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
| 1,207,249 |
s717191312 | p04031 | u872056745 | 1567619261 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 200 | n = int(input())
a = list(map(int, input().split()))
costs = []
for i in range(-100, 101):
cost = 0
for j in range(n):
cost += (a[j] - i) * (a[j] - i)
costs.append(cost)
print(min(costs)) | 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
| 1,207,250 |
s115167399 | p04031 | u756569003 | 1567552013 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 189 | N = int(input())
a = list(map(int,input().split()))
ans = []
for i in range(-100, 101):
total = 0
for ai in a:
total += (ai - i)**2
ans.append(total)
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
| 1,207,251 |
s427809617 | p04031 | u703890795 | 1567475680 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 167 | N=int(input())
A = list(map(int, input().split()))
s = 0
m = 99999999999999
for i in range(-100, 101):
s = 0
for a in A:
s += (a-i)**2
m = min(m, s)
print(m) | 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
| 1,207,252 |
s083710261 | p04031 | u919025034 | 1567323318 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 151 | N = int(input())
a = list(map(int,input().split()))
b = sum(a)
c = sum(map(lambda x: x ** 2, a))
d = round(b/N)
ans = N*d**2 - 2*d*b+c
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
| 1,207,253 |
s154134212 | p04031 | u874303957 | 1567271612 | Python | Python (3.4.3) | py | Accepted | 18 | 3064 | 137 | N = int(input())
A = list(map(int, input().split()))
ave = round(sum(A) / N)
var = 0
for a in A:
var += (a - ave) ** 2
print(var) | 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
| 1,207,254 |
s882789144 | p04031 | u350248178 | 1567242938 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 169 | n=int(input())
a=[int(j) for j in input().split()]
ans=10**100
for i in range(-100,101):
tmp=0
for j in a:
tmp+=(i-j)**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
| 1,207,255 |
s182244173 | p04031 | u187462782 | 1567200820 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 210 | n = input()
numbers = [int(x) for x in input().split()]
squares_sums = []
for y in range(min(numbers), max(numbers)+1):
squares_sums.append(sum([((x - y) ** 2) for x in numbers]))
print(min(squares_sums))
| 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
| 1,207,256 |
s396830564 | p04031 | u187462782 | 1567200599 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 239 | n = input()
numbers = [int(x) for x in input().split()]
min_n = min(numbers)
max_n = max(numbers)
squares_sums = []
for y in range(min_n, max_n+1):
squares_sums.append(sum([((x - y) ** 2) for x in numbers]))
print(min(squares_sums))
| 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
| 1,207,257 |
s998490440 | p04031 | u572561929 | 1567199770 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 246 | import math
n = int(input())
a = list(map(int, input().split()))
ans1 = 0
ans2 = 0
ave1 = math.floor(sum(a) / n)
ave2 = math.ceil(sum(a) / n)
for i in range(n):
ans1 += (a[i] - ave1) ** 2
ans2 += (a[i] - 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
| 1,207,258 |
s687798276 | p04031 | u134712256 | 1567090857 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 133 | n=int(input())
a=list(map(int,input().split()))
ave = round(sum(a)/n)
cost=0
for i in range(n):
cost+=(a[i]-ave)**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
| 1,207,259 |
s281865829 | p04031 | u994988729 | 1566903983 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 260 | import math
n=int(input())
a=list(map(int,input().split()))
ave=sum(a)/n
ave_upper=math.ceil(ave)
ave_lower=math.floor(ave)
ans_lower=0
ans_upper=0
for i in a:
ans_lower+=(ave_lower-i)**2
ans_upper+=(ave_upper-i)**2
print(min(ans_lower, ans_upper))
| 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
| 1,207,260 |
s268302796 | p04031 | u594956556 | 1566759542 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 186 | n=int(input())
a=list(map(int,input().split()))
a.sort()
cost=10000000
for i in range(a[0],a[-1]+1):
wa=0
for j in range(n):
wa+=(a[j]-i)**2
if wa<cost:
cost=wa
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
| 1,207,261 |
s307043402 | p04031 | u116002573 | 1566731067 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 328 | def main():
N = int(input())
A = [int(a) for a in input().split()]
ave = sum(A) // N
min_cost = float('inf')
for v in [ave, ave+1]:
cost = 0
for a in A:
cost += pow(a-v, 2)
min_cost = min(min_cost, cost)
return min_cost
if __name__ == '__main__':
print(... | 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
| 1,207,262 |
s413940751 | p04031 | u077291787 | 1566655072 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 387 | # ABC043C - いっしょ / Be Together (ARC059C)
# exhaustive search
def main():
# find the min cost to rewrite all to i (min(A) <= i <= max(A))
N = int(input())
A = tuple(map(int, input().split()))
ans = []
for i in range(min(A), max(A) + 1):
cnt = sum((i - a) ** 2 for a in A)
ans += [cnt]
... | 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
| 1,207,263 |
s574542753 | p04031 | u077291787 | 1566654921 | Python | Python (3.4.3) | py | Accepted | 23 | 3064 | 299 | # ABC043C - いっしょ / Be Together (ARC059C)
def main():
N = int(input())
A = tuple(map(int, input().split()))
ans = []
for i in range(min(A), max(A) + 1):
cnt = sum((i - a) ** 2 for a in A)
ans += [cnt]
print(min(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
| 1,207,264 |
s744478336 | p04031 | u169657264 | 1566606890 | Python | Python (3.4.3) | py | Accepted | 25 | 3444 | 320 |
import copy
n = int(input())
a = list(map(int, input().split()))
a_avg = round(sum(a)/len(a))
b = copy.copy(a)
while(len(set(b)) > 1):
for i in range(len(a)):
if b[i] > a_avg:
b[i] -= 1
if b[i] < a_avg:
b[i] += 1
s = 0
for i in range(len(a)):
s += (a[i]-b[i])**2
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
| 1,207,265 |
s591064563 | p04031 | u797550216 | 1566439714 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 240 | n = int(input())
lst = list(map(int,input().split()))
l_min = min(lst)
l_max = max(lst)
m = 10**8
for i in range(l_min,l_max+1):
c = 0
for j in range(n):
c += (lst[j]-i)**2
if c < m:
m = c
print(m) | 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
| 1,207,266 |
s902117378 | p04031 | u762540523 | 1566402395 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 182 | n=int(input())
a=list(map(int,input().split()))
ans = 10000000000
for i in range(-100,101):
diff=0
for j in range(n):
diff+=(a[j]-i)**2
if diff<ans:
ans=diff
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
| 1,207,267 |
s430633169 | p04031 | u219086885 | 1566354112 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 119 | n = int(input())
an = [int(x) for x in input().split()]
avg = round(sum(an)/n)
print(sum([(ai - avg)**2for ai in an]))
| 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
| 1,207,268 |
s415172598 | p04031 | u771405286 | 1566336244 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 196 | N = int(input())
l = list(map(int, input().split()))
l.sort()
min = 1000000000000
for v in range(l[0],l[-1]+1):
tmp = sum([(i-v)**2 for i in l])
if tmp < min:
min = tmp
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
| 1,207,269 |
s243928994 | p04031 | u256868077 | 1566151538 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 196 | n=int(input())
a=list(map(int,input().split()))
ave=sum(a)/n
x=sum(a)//n
ans=0
if((ave-x)<=0.5):
for i in a:
ans += (i-x)**2
print(ans)
else:
for i in a:
ans+=(i-x-1)**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
| 1,207,270 |
s838478038 | p04031 | u792670114 | 1566006437 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 226 | N = int(input())
As = list(map(int, input().split()))
sAs = sum(As)
s2As = sum(map(lambda a: a*a, As))
#print(sAs, s2As)
cs = []
for x in range(min(As), max(As)+1):
c = N*x*x-2*x*sAs+s2As
cs.append(c)
r = min(cs)
print(r)
| 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
| 1,207,271 |
s857335889 | p04031 | u736729525 | 1565970713 | Python | Python (3.4.3) | py | Accepted | 19 | 3060 | 212 | N = int(input())
A = [int(x) for x in input().split()]
from math import floor, ceil
def cost(x):
return sum((x-a)**2 for a in A)
print(min(
cost(ceil(sum(A)/N)),
cost(floor(sum(A)/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
| 1,207,272 |
s623635450 | p04031 | u842689614 | 1565928864 | Python | Python (3.4.3) | py | Accepted | 67 | 3700 | 224 | N=int(input())
a=list(map(int,input().split()))
a.sort()
d=[[0]*N for i in range(max(a)-min(a)+1)]
for i in range(max(a)-min(a)+1):
for j in range(N):
d[i][j]=(a[j]-(min(a)+i))**2
print(min([sum(dd) for dd in d])) | 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
| 1,207,273 |
s855612451 | p04031 | u247922466 | 1565916225 | Python | Python (3.4.3) | py | Accepted | 19 | 3060 | 250 | def C_BeTogether():
N = int(input())
a = list(map(int,input().split()))
average = round(sum(a) / N)
ans = 0
for x in range(N):
ans += pow(a[x] - average, 2)
print(ans)
if __name__ == "__main__":
C_BeTogether() | 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
| 1,207,274 |
s945398501 | p04031 | u831873131 | 1565909595 | Python | Python (3.4.3) | py | Accepted | 24 | 3064 | 272 | n = int(input())
a_list = [int(col) for col in input().split(' ')]
min_score = None
for target in range(-100, 101):
score = 0
for a in a_list:
score += (target - a) * (target - a)
if min_score is None or min_score > score:
min_score = score
print(min_score) | 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
| 1,207,275 |
s635104655 | p04031 | u475503988 | 1565891345 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 199 | N = int(input())
a = list(map(int, input().split()))
ans = 100100100
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
| 1,207,276 |
s718872660 | p04031 | u785470389 | 1565846004 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 363 | n = int(input())
a = []
a = input().split()
Sum = 0
for i in range(n):
Sum = Sum + int(a[i])
average = int(Sum / n)
answer_1 = 0
answer_2 = 0
for i in range(n):
answer_1 = answer_1 + (int(a[i]) - average) * (int(a[i]) - average)
answer_2 = answer_2 + (int(a[i]) - average - 1) * (int(a[i]) - average - 1)
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
| 1,207,277 |
s581614671 | p04031 | u147571984 | 1565798760 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 129 | N = int(input())
A = list(map(int, input().split()))
d = round(sum(A)/N)
ans = 0
for i in A:
ans = ans + (i-d)**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
| 1,207,278 |
s368585435 | p04031 | u111365362 | 1565758155 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 174 | n = int(input())
t = list(map(int,input().split()))
can = []
for a in range(-100,101):
add = 0
for i in range(n):
add += (t[i]-a)**2
can.append(add)
print(min(can)) | 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
| 1,207,279 |
s928877870 | p04031 | u544637026 | 1565721552 | Python | Python (3.4.3) | py | Accepted | 23 | 3064 | 192 | n = int(input())
a = list(map(int,input().split()))
ans = []
for i in range(-100,101):
s = 0
for v in a:
need = abs(v-i)
s+= need*need
ans.append(s)
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
| 1,207,280 |
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