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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
s120614012 | p04031 | u496966444 | 1576369089 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 152 | n = int(input())
a = list(map(int, input().split()))
average = round(sum(a) / len(a))
costs = 0
for i in a:
costs += (i - average)**2
print(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
| 1,207,081 |
s775174212 | p04031 | u698460655 | 1576357729 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 145 | N = int(input())
a = list(map(int, input().split()))
n = round(sum(a)/N)
ans = 0
for i in range(0,N):
ans += (a[i] - n)**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
| 1,207,082 |
s286770990 | p04031 | u251515715 | 1576269387 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 171 | n=int(input())
a=list(map(int,input().split()))
ans=10**18
for i in range(min(a),max(a)+1):
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
| 1,207,083 |
s613622349 | p04031 | u961674365 | 1576212569 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 120 | n=int(input())
a=list(map(int,input().split()))
y=round(sum(a)/n)
ans=n*y*y-2*y*sum(a)
for x in a:
ans+=x*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
| 1,207,084 |
s498254016 | p04031 | u344178887 | 1576211057 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 259 | #!/usr/bin/env python3
# -*- coding: utf-8 -*-
N = int(input())
A = list(map(int, input().split()))
mx = max(A)
mn = min(A)
R = -1
for i in range(mn, mx + 1):
s = 0
for a in A:
s += (i - a)** 2
R = s if R < 0 or s < R else R
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
| 1,207,085 |
s826617045 | p04031 | u622045059 | 1576124085 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 226 | N = int(input())
a = list(map(int, input().split()))
min_cost = 10 ** 10
for i in range(-100,101):
cost = 0
for j in range(len(a)):
cost += (a[j] - i) ** 2
min_cost = min(cost, min_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
| 1,207,086 |
s526034186 | p04031 | u716529032 | 1575919968 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 112 | N = int(input())
A = list(map(int, input().split()))
avg = round(sum(A) / N)
print(sum([(a-avg)**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
| 1,207,087 |
s637254992 | p04031 | u385244248 | 1575852613 | Python | Python (3.4.3) | py | Accepted | 27 | 3060 | 175 | N = int(input())
a = list(map(int,input().split()))
c = []
for i in range(-100,101):
s = 0
for l in range(N):
s += (a[l]-i)**2
c.append(s)
print(min(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
| 1,207,088 |
s932255519 | p04031 | u484229314 | 1575846028 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 209 | N = int(input())
A = [int(_) for _ in input().split()]
def f(x, y):
return (x - y) ** 2
tmp = sum(A) // N
print(min(
sum(map(lambda x: f(x, tmp), A)),
sum(map(lambda x: f(x, tmp + 1), 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
| 1,207,089 |
s212112528 | p04031 | u325282913 | 1575773464 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 194 | N = int(input())
arr = list(map(int, input().split()))
ans = 10**10
for y in range(-100,101):
tmp = 0
for x in arr:
tmp += (x-y)**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
| 1,207,090 |
s222767490 | p04031 | u235376569 | 1575758837 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 333 | a=int(input())
b=input().rstrip().split()
l=[]
SUM = 0
for i in range(a):
l.append(int(b[i]))
SUM+=int(b[i])
ave=SUM//a
ave1=SUM//a+1
def keisan(ave,l):
y=0
for i in range(len(l)):
y+=(int(l[i])-ave)**2
return y
if (keisan(ave,l)<keisan(ave1,l)):
print(keisan(ave,l))
else:
print(ke... | 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
| 1,207,091 |
s301139162 | p04031 | u987164499 | 1575491282 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 281 | from sys import stdin
import math
n = int(stdin.readline().rstrip())
li = list(map(int,stdin.readline().rstrip().split()))
ave = math.ceil(sum(li)/n)
ave2 = sum(li)//n
point = 0
point2 = 0
for i in li:
point += (ave-i)**2
point2 += (ave2-i)**2
print(min(point,point2)) | 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
| 1,207,092 |
s240723777 | p04031 | u172035535 | 1575478435 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 204 | n = int(input())
A = list(map(int,input().split()))
med = sum(A)//n
ans = float('inf')
for m in range(med-1,med+2):
res = 0
for a in A:
res += abs(a-m)**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
| 1,207,093 |
s493470353 | p04031 | u653792857 | 1575427071 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 347 | def calcCost(ave_num, num):
cost = (num - ave_num) ** 2
return cost
N = int(input())
numbers = [int(i) for i in input().split()]
if len(set(numbers)) == 1:
print(0)
else :
ave_num = round(sum(numbers) / N)
total_cost = 0
for num in numbers:
total_cost += calcCost(num, ave_num)... | 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
| 1,207,094 |
s146603590 | p04031 | u693007703 | 1575343519 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 344 | def calcCost(ave_num, num):
cost = (num - ave_num) ** 2
return cost
N = int(input())
numbers = [int(i) for i in input().split()]
if len(set(numbers)) == 1:
print(0)
else :
ave_num = round(sum(numbers) / N)
total_cost = 0
for num in numbers:
total_cost += calcCost(num, ave_num)
... | 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
| 1,207,095 |
s132254600 | p04031 | u815444398 | 1575230012 | Python | Python (3.4.3) | py | Accepted | 22 | 2940 | 185 | N = int(input())
a = list(map(int,input().split(' ')))
ans = []
for i in range(-100,101):
cost = 0
for j in a:
cost += (j-i)*(j-i)
ans.append(cost)
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
| 1,207,096 |
s794356461 | p04031 | u102960641 | 1575178438 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 171 | n = int(input())
a = list(map(int, input().split()))
ans = 10 ** 18
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
| 1,207,097 |
s820727396 | p04031 | u936985471 | 1575162188 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 164 | N=int(input())
A=list(map(int,input().split()))
ans=10**9+1
for i in (0,1):
val=0
for a in A:
val+=(a-int(sum(A)/len(A))-i)**2
ans=min(ans,val)
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
| 1,207,098 |
s975543606 | p04031 | u936985471 | 1575162056 | Python | Python (3.4.3) | py | Accepted | 24 | 3064 | 184 | N=int(input())
A=list(map(int,input().split()))
st=int(sum(A)/len(A))
go=st+1
ans=10**9+1
for i in range(st,go+1):
val=0
for a in A:
val+=(a-i)**2
ans=min(ans,val)
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
| 1,207,099 |
s367100282 | p04031 | u936985471 | 1575161839 | Python | Python (3.4.3) | py | Accepted | 24 | 3064 | 174 | N=int(input())
A=list(map(int,input().split()))
st=min(A)
go=max(A)
ans=10**9+1
for i in range(st,go+1):
val=0
for a in A:
val+=(a-i)**2
ans=min(ans,val)
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
| 1,207,100 |
s286336902 | p04031 | u135847648 | 1575153146 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 136 | n = int(input())
a = list(map(int,input().split()))
ave = round(sum(a)/len(a))
ans = 0
for num in a:
ans += (num-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
| 1,207,101 |
s250528835 | p04031 | u078349616 | 1575127854 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 156 | N = int(input())
a = list(map(int, input().split()))
ave = round(sum(a) / len(a))
ans = 0
for i in range(len(a)):
ans += (a[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
| 1,207,102 |
s050397962 | p04031 | u933341648 | 1575052411 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 208 | n = int(input())
a = [int(x) for x in input().split()]
p = min(a)
q = max(a)
res = 4000000
for x in range(p, q+1):
tmp = 0
for y in a:
tmp += (x - y) ** 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
| 1,207,103 |
s900290686 | p04031 | u159290087 | 1574993239 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 187 | n = int(input())
nums = list(map(int, input().split()))
avg = round(sum(nums) / len(nums))
cost = 0
for x in nums:
if x == avg:
continue
cost += (x - avg)**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
| 1,207,104 |
s412538673 | p04031 | u159290087 | 1574987965 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 452 | import math
n = int(input())
nums = list(map(int, input().split()))
avg_ceil = math.ceil(sum(nums) / len(nums))
avg_floor = math.floor(sum(nums) / len(nums))
cost_ceil = 0
cost_floor = 0
for x in nums:
if x == avg_ceil:
continue
cost_ceil += (x - avg_ceil)**2
for x in nums:
if x == avg_floor:
... | 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
| 1,207,105 |
s529306539 | p04031 | u676685606 | 1574985821 | Python | Python (2.7.6) | py | Accepted | 10 | 2568 | 126 | N = int(raw_input())
a = map(int, raw_input().split())
y = int(round(float(sum(a)) / N))
print sum((x - y) ** 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
| 1,207,106 |
s923759995 | p04031 | u864197622 | 1574923109 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 157 | N = int(input())
A = [int(a) for a in input().split()]
mi = 1<<100
for i in range(min(A), max(A)+1):
mi = min(mi, sum([(a-i)**2 for a in A]))
print(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
| 1,207,107 |
s927205245 | p04031 | u357949405 | 1574913317 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 191 | n = int(input())
a = list(map(int, input().split()))
ans = sum([i**2 for i in a])
for i in range(-100, 100+1):
s = sum([(j-i)**2 for j in a])
if ans > s:
ans = s
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
| 1,207,108 |
s575306039 | p04031 | u754022296 | 1574812858 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 166 | n = int(input())
A = list(map(int, input().split()))
sumA = sum(A)
t = sumA//n
p, q = 0, 0
for i in range(n):
p += (t-A[i])**2
q += (t+1-A[i])**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
| 1,207,109 |
s404979505 | p04031 | u452015170 | 1574733493 | Python | Python (3.4.3) | py | Accepted | 18 | 3064 | 346 | n = int(input())
a = list(map(int, input().split()))
import math
mean = sum(a) / n
smaller = math.floor(mean)
larger = math.ceil(mean)
a_smaller = [(i - smaller) ** 2 for i in a]
a_larger = [(i - larger) ** 2 for i in a]
if sum(a_smaller) <= sum(a_larger) :
print(sum(a_smaller))
elif sum(a_smaller) > sum(a_larger) ... | 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
| 1,207,110 |
s946815950 | p04031 | u727787724 | 1574540250 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 305 | n=int(input())
a=list(map(int,input().split()))
s=sum(a)/n
ans=0
if s==int(s):
for i in range(n):
ans+=(a[i]-int(s))**2
#print(ans)
elif s+0.5>=sum(a)//n+1:
for i in range(n):
ans+=(a[i]-(sum(a)//n+1))**2
else:
for i in range(n):
ans+=(a[i]-sum(a)//n)**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
| 1,207,111 |
s026462264 | p04031 | u124498235 | 1574479296 | Python | Python (3.4.3) | py | Accepted | 25 | 3064 | 197 | n = int(input())
a = list(map(int, input().split()))
aa = min(a)
ab = max(a)
mina = []
for i in range(aa,ab+1):
sum = 0
for j in range(n):
sum += (i-a[j])**2
mina.append(sum)
print (min(mina)) | 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
| 1,207,112 |
s087482745 | p04031 | u516447519 | 1574380722 | Python | Python (3.4.3) | py | Accepted | 24 | 3064 | 226 | N = int(input())
a = [int(i) for i in input().split()]
s = int()
cost = 1000000
for i in range(-100,101):
for t in range(N):
s += (a[t] - i)*(a[t] - i)
if s < cost:
cost = s
s =int(0)
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
| 1,207,113 |
s504862161 | p04031 | u226912938 | 1574366788 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 194 | N = int(input())
A = list(map(int, input().split()))
ans = 10 ** 10
for i in range(-100, 101):
x = 0
for a in A:
x += (a-i)**2
if x < ans:
ans = 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
| 1,207,114 |
s718515739 | p04031 | u868600519 | 1574347241 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 155 | N = int(input())
A = list(map(int, input().split()))
s = 200**2 * 100
for x in range(min(A), max(A)+1):
s = min(s, sum((x-a)**2 for a in A))
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
| 1,207,115 |
s246159274 | p04031 | u172569352 | 1574346913 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 130 | import math
N = int(input())
a = [int(i) for i in input().split()]
b = round(sum(a)/N)
c = sum([(i - b)**2 for i 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
| 1,207,116 |
s696437756 | p04031 | u594244257 | 1574346587 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 274 | import math
def solve():
N = int(input())
A = list(map(int, input().split()))
m = sum(A)/N
ceil_eval = sum((a-math.ceil(m))**2 for a in A)
floor_eval = sum((a-math.floor(m))**2 for a in A)
ret = min(ceil_eval, floor_eval)
print(ret)
solve() | 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
| 1,207,117 |
s624966852 | p04031 | u185325486 | 1574346544 | Python | Python (3.4.3) | py | Accepted | 24 | 3064 | 254 | N = int(input())
A = [int(i) for i in input().split()]
mincost=float('inf')
mina = min(A)
_ = max(A) - mina
for i in range(mina,mina+_+1):
cost = 0
for a in A:
cost += (a-i)**2
if cost < mincost:
mincost = cost
print(mincost) | 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
| 1,207,118 |
s564568831 | p04031 | u679325651 | 1574310664 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 263 | N = int(input())
alist = [int(i) for i in input().split()]
bestcost = 1000000000
besti = 1000000
for i in range(min(alist),max(alist)+1):
cost = sum([(a-i)**2 for a in alist])
if cost < bestcost:
bestcost = cost
besti = i
print(bestcost) | 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
| 1,207,119 |
s184042799 | p04031 | u836737505 | 1574299060 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 157 | N = int(input())
a = list(map(int, input().split()))
ave = round(sum(a)/len(a))
cost = 0
for i in range(len(a)):
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
| 1,207,120 |
s582258315 | p04031 | u143278390 | 1574280449 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 129 | n=int(input())
a=[int(i) for i in input().split()]
ave=round(sum(a)/len(a))
cost=0
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
| 1,207,121 |
s707947462 | p04031 | u141786930 | 1574136562 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 320 | def main():
N = int(input())
A = list(int(x) for x in input().split())
ans = float('inf')
for i in range(-100,100+1):
ans_tmp = 0
for a in A:
ans_tmp += (a-i)**2
if ans_tmp < ans:
ans = ans_tmp
print(int(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
| 1,207,122 |
s385611306 | p04031 | u901582103 | 1574007252 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 153 | n=int(input())
A=list(map(int,input().split()))
r=4*10**6
for i in range(min(A),max(A)+1):
d=0
for j in range(n):
d+=(A[j]-i)**2
r=min(r,d)
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
| 1,207,123 |
s368007655 | p04031 | u248670337 | 1573831864 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 133 | n=int(input())
A=list(map(int,input().split()))
m=sum(A)//n
print(min(sum(map(lambda x:(x-m)**2,A)),sum(map(lambda x:(x-m-1)**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
| 1,207,124 |
s270864897 | p04031 | u239342230 | 1573795101 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 156 | N=int(input())
A=list(map(int,input().split()))
ans=10**9
x = -100
while(x < 101):
ans = min(ans, sum(map(lambda a: (x-a)**2, A)))
x+=1
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
| 1,207,125 |
s981993825 | p04031 | u923659712 | 1573679013 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 170 | n=int(input())
a=list(map(int,input().split()))
ma=max(a)
mi=min(a)
ans=[]
for i in range(mi,ma+1):
l=0
for s in a:
l+=(i-s)**2
ans.append(l)
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
| 1,207,126 |
s273234513 | p04031 | u735069283 | 1573626512 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 191 | N = int(input())
A =[int(x) for x in input().split()]
result=float('inf')
for i in range(min(A),max(A)+1):
s=0
for j in range(N):
s += (i-A[j])**2
result=min(result,s)
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
| 1,207,127 |
s740176268 | p04031 | u779728630 | 1573624981 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 184 | N = int(input())
L = list(map(int, input().split()))
r = (200 ** 2)*100
for i in range(-100,101):
res = 0
for j in range(N):
res += (L[j] - i) ** 2
r = min(r, res)
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
| 1,207,128 |
s302606888 | p04031 | u052499405 | 1573620215 | Python | Python (3.4.3) | py | Accepted | 26 | 3316 | 335 | #!/usr/bin/env python3
from collections import defaultdict
import sys
sys.setrecursionlimit(10**8)
input = sys.stdin.readline
n = int(input())
a = [int(item) for item in input().split()]
ans = 10**10
for i in range(-100, 101):
ret = 0
for item in a:
ret += (item - i) * (item - i)
ans = min(ans, 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
| 1,207,129 |
s194623327 | p04031 | u799164835 | 1573615090 | Python | Python (3.4.3) | py | Accepted | 22 | 3060 | 246 | N = int(input())
a = list(map(int, input().split()))
ans = 100 * 100 * 100
for y in range(min(a), max(a) + 1):
sum = 0
for x in a:
sum = sum + (x - y) * (x - y)
if sum < ans:
ans = sum
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
| 1,207,130 |
s363647855 | p04031 | u328364772 | 1573496216 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 181 | n = int(input())
A = list(map(int, input().split()))
m = sum(A)/n
if m - int(m) < 0.5:
m = int(m)
else:
m = int(m) + 1
ans = 0
for a in A:
ans += (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
| 1,207,131 |
s400736922 | p04031 | u053035261 | 1573370463 | Python | Python (3.4.3) | py | Accepted | 18 | 3064 | 246 | _ = input()
a = list(map(int,input().split()))
mean = sum(a) / len(a)
mean_ = int(mean + 0.5)
mean = int(mean - 0.5)
coust_ = sum([(mean_ - i)** 2 for i in a])
coust = sum([(mean - i) ** 2 for i in a])
print(coust_ if coust_ < coust else coust) | 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
| 1,207,132 |
s735542258 | p04031 | u021759654 | 1573270480 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 189 | n = int(input())
a_list = list(map(int, input().split()))
b = sum(a_list) // n
ans1 = sum([(a-b)**2 for a in a_list])
b += 1
ans2 = sum([(a-b)**2 for a in a_list])
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
| 1,207,133 |
s206459956 | p04031 | u002459665 | 1573186564 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 322 | def main():
N = int(input())
A = list(map(int, input().split()))
ans = 10 ** 10
for i in range(-100, 101):
tmp = 0
for ai in A:
x = (ai - i) ** 2
tmp += x
ans = min(ans, tmp)
# print(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
| 1,207,134 |
s774343041 | p04031 | u002459665 | 1573186139 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 452 | def main():
N = int(input())
A = list(map(int, input().split()))
# avg = sum(A) // N
avg = sum(A) / N
avg = round(avg)
# ans = 10 ** 10
# for i in [avg, avg+1]:
# tmp = 0
# for ai in A:
# x = (i - ai) ** 2
# tmp += x
# ans = min(ans, 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
| 1,207,135 |
s236001546 | p04031 | u002459665 | 1573185984 | Python | Python (3.4.3) | py | Accepted | 19 | 3064 | 320 | def main():
N = int(input())
A = list(map(int, input().split()))
avg = sum(A) // N
ans = 10 ** 10
for i in [avg, avg+1]:
tmp = 0
for ai in A:
x = (i - ai) ** 2
tmp += x
ans = min(ans, tmp)
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
| 1,207,136 |
s279218624 | p04031 | u281303342 | 1573168264 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 264 | # python3 (3.4.3)
import sys
input = sys.stdin.readline
# main
N = int(input())
A = list(map(int,input().split()))
ans = float("inf")
for d in range(-100,101):
total = 0
for i in range(N):
total += (d-A[i])**2
ans = min(ans,total)
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
| 1,207,137 |
s049687854 | p04031 | u386819480 | 1573098149 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 677 | #!/usr/bin/env python3
import sys
def solve(N: int, a: "List[int]"):
c = round(sum(a)/N)
ans = 0
for i in range(N):
ans += (c-a[i])**2
print(ans)
return
# Generated by 1.1.6 https://github.com/kyuridenamida/atcoder-tools (tips: You use the default template now. You can remove this line... | 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
| 1,207,138 |
s536273427 | p04031 | u245870380 | 1572895164 | Python | Python (3.4.3) | py | Accepted | 38 | 5404 | 170 | from statistics import mean
N = int(input())
a = list(map(int, input().split()))
m = round(mean(a),0)
ans = 0
for i in range(N):
ans += (a[i] - m)**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
| 1,207,139 |
s886302414 | p04031 | u166888020 | 1572812027 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 261 | N = int(input())
a = list(map(int, input().split()))
a_min = min(a)
a_max = max(a)
costSum = [0] * (a_max - a_min + 1)
k = 0
for i in range(a_min, a_max + 1):
for j in range(len(a)):
costSum[k] += (i - a[j]) ** 2
k += 1
print(min(costSum))
| 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
| 1,207,140 |
s284405799 | p04031 | u796942881 | 1572790641 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 138 | def main():
N, *an = map(int, open(0).read().split())
print(sum((ai - round(sum(an) / N)) ** 2 for ai in an))
return
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
| 1,207,141 |
s325720473 | p04031 | u796942881 | 1572789567 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 200 | def main():
N, *an = map(int, open(0).read().split())
print(min(sum((ai - (sum(an) // N)) ** 2 for ai in an),
sum((ai + (-sum(an) // N)) ** 2 for ai in an)))
return
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
| 1,207,142 |
s044565921 | p04031 | u796942881 | 1572789135 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 269 | INF = int(1e9 + 7)
def main():
N, *an = map(int, open(0).read().split())
ans = INF
for i in range(min(an), max(an) + 1):
tmp = 0
for ai in an:
tmp += (ai - i) ** 2
ans = min(ans, tmp)
print(ans)
return
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
| 1,207,143 |
s515671420 | p04031 | u117348081 | 1572743387 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 200 | n = int(input())
a = list(map(int, input().split()))
ans = []
for i in range(201):
x = i-100
b = 0
for i in range(n):
b += abs(x-a[i])**2
ans.append(b)
ans.sort()
print(ans[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
| 1,207,144 |
s310384519 | p04031 | u143278390 | 1572728761 | Python | Python (3.4.3) | py | Accepted | 19 | 3064 | 129 | N=int(input())
a=[int(i) for i in input().split()]
ave=round(sum(a)/len(a))
cost=0
for i in a:
cost+=(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
| 1,207,145 |
s829247406 | p04031 | u803617136 | 1572579483 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 221 | n = int(input())
nums = list(map(int, input().split()))
ans = pow(200, 2) * 100
for y in range(min(nums), max(nums) + 1):
cost = 0
for x in nums:
cost += pow(x - y, 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
| 1,207,146 |
s801747269 | p04031 | u557494880 | 1572523514 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 215 | import math
N = int(input())
a = list(map(int,input().split()))
s = 0
t = 0
for i in range(N):
s += a[i]
t += (a[i])**2
a = math.floor(s/N)
if (s/N) - a > 0.5:
a += 1
ans = N*a**2 - 2*s*a + 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
| 1,207,147 |
s513531793 | p04031 | u614875193 | 1572491695 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 181 | N=int(input())
A=list(map(int,input().split()))
ans=10**12
C=0
for j in range(min(A),max(A)+1):
for i in range(N):
C+=(A[i]-j)**2
ans=min(ans,C)
C=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
| 1,207,148 |
s167628636 | p04031 | u100418016 | 1572330761 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 180 |
dv = int(input())
l_si = input().split(" ")
l_si_i = [int(s) for s in l_si]
sm = sum(l_si_i)
av = round(sm /dv)
ret = 0
for it in l_si_i:
ret = ret + (it -av) **2
print(ret) | 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
| 1,207,149 |
s015185266 | p04031 | u623516423 | 1572214886 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 175 | N=int(input())
a=list(map(int,input().split()))
sum=0
for i in a:
sum+=i
ave=sum//N
var1,var2=0,0
for i in a:
var1+=(i-ave)**2
var2+=(i-ave-1)**2
print(min(var1,var2)) | 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
| 1,207,150 |
s654258996 | p04031 | u323626540 | 1572191399 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 273 | N = int(input())
A = list(map(int, input().split()))
minCost = None
cost = 0
for i in range(-100, 101):
for a in A:
cost += (a - i) ** 2
if minCost is None:
minCost = cost
else:
minCost = min(minCost, cost)
cost = 0
print(minCost) | 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
| 1,207,151 |
s906126098 | p04031 | u780962115 | 1572139379 | Python | Python (3.4.3) | py | Accepted | 26 | 3064 | 232 | n=int(input())
lists=list(map(int,input().split()))
lists=sorted(lists)
length=len(lists)
anslist=[]
for j in range(-100,101):
ans=0
for i in range(n):
ans+=(lists[i]-j)**2
anslist.append(ans)
print(min(anslist)) | 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
| 1,207,152 |
s088667451 | p04031 | u962330718 | 1572123698 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 398 | def custom_round(number, ndigits=0):
if type(number) == int:
return number
d_point = len(str(number).split('.')[1])
if ndigits >= d_point:
return number
c = (10 ** d_point) * 2
return round((number * c + 1) / c, ndigits)
N=int(input())
a=list(map(int,input().split()))
ans=0
ave=cust... | 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
| 1,207,153 |
s942238161 | p04031 | u254871849 | 1571987582 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 236 | n = int(input())
ints = [int(num) for num in list(input().split())]
res = []
for x in range(min(ints), max(ints)+1):
total = 0
for num in ints:
total += (x - num)**2
res.append(total)
ans = min(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
| 1,207,154 |
s111400752 | p04031 | u798818115 | 1571983366 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 201 | # coding: utf-8
# Your code here!
N=int(input())
A=list(map(int,input().split()))
m=min(A)
M=max(A)
ans=10**18
for i in range(m,M+1):
ans=min(ans,sum(list(map(lambda x:(i-x)**2,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
| 1,207,155 |
s650222301 | p04031 | u518223105 | 1571961551 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 216 | # -*- coding: utf-8 -*-
n = int(input())
a = list(map(int, input().split()))
cost = 0
mean = round(sum(a) / len(a))
# print(n)
# print(a)
# print(mean)
for j in a:
cost += (j - mean) * (j - mean)
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
| 1,207,156 |
s080300155 | p04031 | u662613022 | 1571948144 | Python | Python (3.4.3) | py | Accepted | 25 | 3444 | 242 | N = int(input())
a = list(map(int,input().split()))
import copy
b = copy.copy(a)
ave = (sum(a) // N) + 1
ave2 = sum(a) // N
for i in range(N):
a[i] = (a[i] - ave)**2
for i in range(N):
b[i] = (b[i] - ave2)**2
print(min(sum(a),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
| 1,207,157 |
s609714510 | p04031 | u625963200 | 1571829244 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 174 | n=int(input())
A=list(map(int,input().split()))
ans=float('inf')
for i in range(-100,101):
cost=0
for j in range(n):
cost+=(i-A[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
| 1,207,158 |
s484093645 | p04031 | u912115033 | 1571781899 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 170 | n = int(input())
a = list(map(int, input().split()))
b = []
for i in range(-100, 101):
sum = 0
for j in a:
sum += (j-i)**2
b.append(sum)
print(min(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
| 1,207,159 |
s854172254 | p04031 | u970197315 | 1571634871 | Python | Python (3.4.3) | py | Accepted | 24 | 3064 | 309 | # ABC043 C - Be Together
ni = lambda: int(input())
nm = lambda: map(int, input().split())
nl = lambda: list(map(int, input().split()))
N = ni()
A = nl()
s = min(A)
l = max(A)
ans = 10**9
cost= 0
for i in range(s,l+1):
cost= 0
for a in A:
cost += (a-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
| 1,207,160 |
s500344046 | p04031 | u136090046 | 1571608700 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 450 | n = int(input())
a_array = [int(x) for x in input().split()]
sum_a = sum(a_array)
if sum_a % n == 0:
sum_a = int(sum_a/len(a_array))
ans = 0
for a in a_array:
ans += abs(sum_a-a)**2
print(int(ans))
else:
sum_a1 = int(sum_a/len(a_array))
sum_a2 = int(sum_a/len(a_array))+1
ans1 = 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
| 1,207,161 |
s905187931 | p04031 | u136090046 | 1571608041 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 203 | n = int(input())
a_array = [int(x) for x in input().split()]
ans = float("inf")
for i in range(-100, 101):
tmp = 0
for a in a_array:
tmp += abs(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
| 1,207,162 |
s276697101 | p04031 | u088552457 | 1571457643 | Python | Python (3.4.3) | py | Accepted | 27 | 3060 | 386 | # -*- coding: utf-8 -*-
import math
n = input()
numbers = list(map(int, input().split()))
unique_numbers = list(set(numbers))
if len(unique_numbers) == 1:
print(0)
exit(0)
min_num = min(numbers)
max_num = max(numbers)
results = []
for i in range(min_num, max_num):
r = 0
for num in numbers:
r += abs((num ... | 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
| 1,207,163 |
s740769121 | p04031 | u886747123 | 1571437393 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 291 | # C - いっしょ / Be Together
# 平均値は平方誤差を最小化する
N = int(input())
a = list(map(int, input().split()))
ans = float("inf")
for x in [sum(a)//N, -(-sum(a)//N)]:
tmp = 0
for idx in range(N):
tmp += (a[idx]-x)**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
| 1,207,164 |
s156143812 | p04031 | u539517139 | 1571424703 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 146 | n=int(input())
a=list(map(int,input().split()))
m=10**9
for i in range(min(a),max(a)+1):
s=0
for j in a:
s+=(i-j)**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
| 1,207,165 |
s182199759 | p04031 | u390883247 | 1571394890 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 364 | Data = []
def calc(a):
sum1 = 0
for d in Data:
sum1 += (a-d)*(a-d)
return sum1
N = int(input())
Data = list(map(int,input().split()))
sum1 = sum(Data)
if sum1 % N == 0:
ave1 = sum1 // N
ans = calc(ave1)
else:
ave1 = int(sum1 // N)
ave2 = ave1-1
ave3 = ave1+1
ans = min(min(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
| 1,207,166 |
s283629140 | p04031 | u498620941 | 1571359551 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 148 | N = int(input())
A = [int(i) for i in input().split()]
cons = round(sum(A) / N )
ans = 0
for i in range(N):
ans += (A[i] - cons)**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
| 1,207,167 |
s472084147 | p04031 | u626468554 | 1571326110 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 197 | n = int(input())
a=list(map(int,input().split()))
ans = 10**9
for i in range(-100,101):
ttl = 0
for j in range(n):
ttl += (a[j]-i)**2
ans = min(ans,ttl)
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
| 1,207,168 |
s708502311 | p04031 | u606878291 | 1571288203 | Python | Python (3.4.3) | py | Accepted | 33 | 5076 | 485 | import math
from decimal import Decimal, ROUND_HALF_UP
def quantize(f):
return int(Decimal(str(f)).quantize(Decimal('0'), rounding=ROUND_HALF_UP))
def check(n, numbers):
average = sum(numbers) / n
average = quantize(average)
costs = [int(math.pow(n - average, 2)) for n in numbers]
return sum(co... | 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
| 1,207,169 |
s656128798 | p04031 | u471684875 | 1571276257 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 292 | n=int(input())
a=list(map(int,input().split()))
s=sum(a)
ans=0
if s>=0:
if s/n-s//n<=1+s//n-s/n:
c=s//n
else:
c=1+s//n
else:
if s/n-(int(s/n)-1)<=int(s/n)-s/n:
c=(int(s/n)-1)
else:
c=int(s/n)
for i in range(n):
ans+=(a[i]-c)**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
| 1,207,170 |
s571355692 | p04031 | u747602774 | 1571086341 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 191 | N=int(input())
li=list(map(int,input().split()))
ave1=sum(li)//N
ave2=sum(li)//N+1
ans1=0
ans2=0
for n in range(len(li)):
ans1+=(li[n]-ave1)**2
ans2+=(li[n]-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
| 1,207,171 |
s856492478 | p04031 | u747602774 | 1571086274 | Python | Python (3.4.3) | py | Accepted | 19 | 3064 | 245 | N=int(input())
li=list(map(int,input().split()))
ave1=sum(li)//N
ave2=sum(li)//N+1
ave3=sum(li)//N-1
ans1=0
ans2=0
ans3=0
for n in range(len(li)):
ans1+=(li[n]-ave1)**2
ans2+=(li[n]-ave2)**2
ans3+=(li[n]-ave3)**2
print(min(ans1,ans2,ans3)) | 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
| 1,207,172 |
s604241332 | p04031 | u901180556 | 1571079142 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 126 | N = int(input())
a = [int(i) for i in input().split()]
avg = int(((sum(a) / N)*2+1) //2)
print(sum([(i - avg)**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
| 1,207,173 |
s014000536 | p04031 | u273201018 | 1571021284 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 127 | N = int(input())
A = list(map(int, input().split()))
print(min([sum([(a - x) ** 2 for a in A]) for x in range(-100, 100+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
| 1,207,174 |
s501380525 | p04031 | u281610856 | 1571000438 | Python | Python (3.4.3) | py | Accepted | 25 | 3064 | 224 | n = int(input())
l = list(map(int, input().split()))
MIN = min(l)
MAX = max(l)
ans = float('inf')
for i in range(MIN, MAX + 1):
count = 0
for j in l:
count += (i - j) ** 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
| 1,207,175 |
s268974128 | p04031 | u693694535 | 1570936086 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 107 | N=int(input())
a=list(map(int,input().split()))
Q=0
for i in a:
Q+=(i-round(sum(a)/len(a)))**2
print(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
| 1,207,176 |
s719434247 | p04031 | u654558363 | 1570841442 | Python | Python (3.4.3) | py | Accepted | 22 | 3316 | 347 | from collections import defaultdict
if __name__ == "__main__":
n = int(input())
mean = 0
numbers = defaultdict(int)
for i in map(int, input().split()):
numbers[i] += 1
mean += i
mean = round(mean / n)
res = 0
for number in numbers:
res += numbers[number] * (mean - nu... | 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
| 1,207,177 |
s850136349 | p04031 | u654558363 | 1570841316 | Python | Python (3.4.3) | py | Accepted | 22 | 3316 | 369 | from collections import defaultdict
if __name__ == "__main__":
n = int(input())
mean = 0
numbers = defaultdict(int)
tmp = [int(i) for i in input().split()]
for i in tmp:
numbers[i] += 1
mean += i
mean = round(mean / n)
res = 0
for number in numbers:
res += number... | 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
| 1,207,178 |
s987486204 | p04031 | u136090046 | 1570808397 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 142 | n = int(input())
array =[int(x) for x in input().split()]
avg = round(sum(array)/n)
ans = 0
for a in array:
ans += abs(a-avg)**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
| 1,207,179 |
s194372805 | p04031 | u690781906 | 1570626675 | Python | Python (3.4.3) | py | Accepted | 18 | 3064 | 261 | import math
n = int(input())
a = list(map(int, input().split()))
b = sum(a) / n
ceil = math.ceil(b)
floor = math.floor(b)
ans1 = 0
ans2 = 0
for i in range(n):
ans1 += (a[i] - ceil)**2
for i in range(n):
ans2 += (a[i] - floor)**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
| 1,207,180 |
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