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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
s814688317 | p04031 | u006657459 | 1532293257 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 181 | N = int(input())
a = list(map(int, input().split()))
best = float('inf')
for r in range(-100, 101):
cost = sum([(ai - r)**2 for ai in a])
best = min(cost, best)
print(best) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,581 |
s679473359 | p04031 | u530335051 | 1532238068 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 204 | n = int(input())
a = [int(ai) for ai in input().split()]
costs = []
for y in range(min(a), max(a)+1):
cost = 0
for ai in a:
cost += (ai - y) ** 2
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
| 1,207,582 |
s266052703 | p04031 | u099566485 | 1531371468 | Python | Python (3.4.3) | py | Accepted | 18 | 3188 | 217 | input()
a=list(map(int,input().split()))
sl=sum(a)//len(a)-1
sm=sum(a)//len(a)
sr=sum(a)//len(a)+1
l=0
m=0
r=0
for i in a:
l+=(i-sl)**2
for i in a:
m+=(i-sm)**2
for i in a:
r+=(i-sr)**2
print(min(l,m,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
| 1,207,583 |
s152660529 | p04031 | u232852711 | 1531360634 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 197 | n = int(input())
a = list(map(int, input().split()))
mean1 = int(sum(a)/n)
mean2 = mean1+1
ans1 = 0
ans2 = 0
for aa in a:
ans1 += (aa-mean1)**2
ans2 += (aa-mean2)**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
| 1,207,584 |
s574771186 | p04031 | u622255286 | 1531330245 | Python | Python (2.7.6) | py | Accepted | 11 | 2568 | 175 | n = int(raw_input())
a = map(int, raw_input().split())
a_total = sum(a)
m = 0
m = a_total / n
c = [(t-m)**2 for t in a]
d = [(t-m-1)**2 for t in a]
print(min(sum(c), sum(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
| 1,207,585 |
s321652171 | p04031 | u029315034 | 1531193148 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 143 | n = int(input())
a = [int(i) for i in input().split()]
ans = 0
ave = round(sum(a) / len(a))
for i in a:
ans += (ave - i) ** 2
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,586 |
s675652876 | p04031 | u669770658 | 1531159038 | Python | Python (3.4.3) | py | Accepted | 26 | 3188 | 272 | N = int(input())
a = [int(i) for i in input().split()]
li_ans = []
ans = 0
for j in range(min(a), max(a)):
for k in a:
ans += abs(k - j) ** 2
else:
li_ans.append(ans)
ans = 0
if len(li_ans) == 0:
print(0)
else:
print(min(li_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
| 1,207,587 |
s097670914 | p04031 | u118605645 | 1531003518 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 268 | N = int(input())
A = [int(s) for s in input().split()]
argmin_x = 1e10
min_cost = 1e10
for x in range(min(A), max(A) + 1):
cost = 0
for a in A:
cost += pow(x - a, 2)
if cost < min_cost:
argmin_x = x
min_cost = cost
print(min_cost)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,588 |
s152620562 | p04031 | u268793453 | 1530832663 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 207 | n = int(input())
A = [int(i) for i in input().split()]
sum0 = sum(A)
b = sum0 // n
c = -(-sum0 // n)
sum1 = 0
sum2 = 0
for a in A:
sum1 += (a-b) ** 2
sum2 += (a-c) ** 2
print(min(sum1, sum2))
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,589 |
s895064404 | p04031 | u064408584 | 1530615817 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 162 | n=int(input())
a=list(map(int, input().split()))
x=[]
for i in range(-100,101):
cost=0
for j in a:
cost+=(i-j)**2
x.append(cost)
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
| 1,207,590 |
s797984620 | p04031 | u480847874 | 1530455176 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 279 |
def m():
def cost(x,y):
return (x-y) ** 2
n = int(input())
a = list(map(int, input().split()))
ans = 99999999
for y in range(-100, 101):
c = 0
for x in a:
c += cost(x,y)
ans = min(ans, c)
return ans
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
| 1,207,591 |
s693822577 | p04031 | u395086545 | 1530404523 | Python | Python (3.4.3) | py | Accepted | 26 | 2940 | 212 | n = input()
n_list = list(map(int, input().split()))
min_sum = float('inf')
for i in range(-100, 101):
total = 0
for a in n_list:
total += pow((a - i), 2)
min_sum = min(min_sum, total)
print(min_sum)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,592 |
s420731077 | p04031 | u669770658 | 1530297166 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 264 | N = int(input())
a = [int(i) for i in input().split()]
ans = []
sum = 0
for j in range(min(a), max(a)):
for num in a:
sum += (num - j) ** 2
else:
ans.append(sum)
sum = 0
if len(ans) == 0:
print(0)
else:
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
| 1,207,593 |
s747805911 | p04031 | u698479721 | 1529634659 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 195 | N = int(input())
a = [int(i) for i in input().split()]
costs = []
i = min(a)
while i <= max(a):
cost = 0
for nums in a:
cost += (i-nums)**2
costs.append(cost)
i += 1
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
| 1,207,594 |
s123034575 | p04031 | u403301154 | 1528789104 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 189 | 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+=(a[j]-i)*(a[j]-i)
if cost<ans:
ans=cost
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,595 |
s302331877 | p04031 | u957084285 | 1528468303 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 144 | n = int(input())
a = list(map(int,input().split()))
t = sum(a)/n
if t > 0:
t += 0.5
t = int(t)
print(sum(list(map(lambda x: (t-x)**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
| 1,207,596 |
s569513450 | p04031 | u761320129 | 1528419940 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 189 | N = int(input())
src = list(map(int,input().split()))
ans = float('inf')
for to in range(-100,101):
tmp = 0
for a in src:
tmp += (to-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
| 1,207,597 |
s001684253 | p04031 | u894440853 | 1528374581 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 136 | N = int(input())
A = list(map(int, input().split()))
mean = int(round(sum(A)/N))
ans = 0
for a in A:
ans += (a - mean)**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
| 1,207,598 |
s721979942 | p04031 | u112523623 | 1527699260 | Python | Python (3.4.3) | py | Accepted | 27 | 3064 | 319 | if __name__ == '__main__':
n = int(input())
l = list(map(int, input().split(' ')))
min_cost = float('inf')
for b in range(-100, 101, 1):
cost = 0
for elem in l:
diff = abs(elem - b) ** 2
cost += diff
min_cost = int(min(min_cost, cost))
print(min_cost) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,599 |
s159425938 | p04031 | u846150137 | 1527559926 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 180 | from math import ceil,floor
n=int(input())
a=[int(i) for i in input().split()]
b=sum(a)/n
ac=sum([(x-ceil(b))**2 for x in a])
af=sum([(x-floor(b))**2 for x in a])
print(min(ac,af)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,600 |
s154643783 | p04031 | u143492911 | 1527375417 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 179 | n=int(input())
a=list(map(int,input().split()))
ans=[]
for i in range(-100,101):
cost=0
for j in range(n):
cost+=(a[j]-i)**2
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
| 1,207,601 |
s359202373 | p04031 | u766407523 | 1526985600 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 203 | N = int(input())
a = list(map(int, input().split()))
ans = 10000000
for i in range(-100, 101):
candidate = 0
for a_j in a:
candidate += (a_j-i)**2
ans = min(ans, candidate)
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
| 1,207,602 |
s739040448 | p04031 | u761320129 | 1526985376 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 175 | N = int(input())
src = list(map(int,input().split()))
ans = float('inf')
for n in range(-100,101):
tmp = sum([(n-a)**2 for a in src])
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
| 1,207,603 |
s054869419 | p04031 | u354638986 | 1526685260 | Python | Python (3.4.3) | py | Accepted | 23 | 3064 | 356 | def main():
n = int(input())
a = list(map(int, input().split()))
l, h = min(a), max(a)
min_c = 4000001
for i in range(l, h+1):
cost = 0
for j in a:
cost += (j-i) ** 2
if cost < min_c:
min_c = cost
print(min_c)
i... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,604 |
s215531383 | p04031 | u813450984 | 1525305983 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 188 | n = int(input())
l = list(map(int, input().split()))
ans = float('Inf')
for i in range(-100, 101):
temp = 0
for j in l:
temp += (i-j)**2
if temp < ans:
ans = temp
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,605 |
s849615833 | p04031 | u761320129 | 1525044198 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 167 | N = int(input())
src = list(map(int,input().split()))
ans = 10**9
for i in range(-100,101):
tmp = sum([(a-i)**2 for a in src])
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
| 1,207,606 |
s728921317 | p04031 | u143492911 | 1524881252 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 185 | 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(cost,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
| 1,207,607 |
s387678396 | p04031 | u050428930 | 1524710511 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 159 | N=int(input())
s=list(map(int,input().split()))
t=0
w=0
for i in range(N):
t+=s[i]
t=int(((t/N)*2+1)//2)
for j in range(N):
w+=(t-s[j])**2
print(w) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,608 |
s944926658 | p04031 | u040380068 | 1524507638 | Python | Python (2.7.6) | py | Accepted | 14 | 2692 | 203 | N = int(raw_input())
a = map(int, raw_input().split())
min = 4000001
for i in range(-100, 101):
sum = 0
for j in range(0, N):
sum = sum + (a[j] - i) * (a[j] - i)
if sum < min: min = sum
print min | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,609 |
s901442773 | p04031 | u125205981 | 1524454299 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 288 | def main():
N = int(input())
A = tuple(map(int, input().split()))
mina = min(A)
maxa = max(A)
cost = float('inf')
for y in range(mina, maxa + 1):
c = 0
for x in A:
c += (x - y) ** 2
cost = min(cost, c)
print(cost)
main()
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,610 |
s402252587 | p04031 | u503901534 | 1524448918 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 259 | n = int(input())
nlist= list(map(int,input().split()))
nmax = max(nlist)
nmin = min(nlist)
costs = []
for i in range(nmin,nmax + 1):
p = 0
for j in range(len(nlist)):
p = p + (i-nlist[j]) ** 2
costs.append(p)
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
| 1,207,611 |
s572582291 | p04031 | u826263061 | 1524434463 | Python | Python (3.4.3) | py | Accepted | 23 | 3064 | 250 | n = int(input())
a=list(map(int,input().split()))
#print(a)
amin = min(a)
amax = max(a)
min_sum=10**8
for x in range(amin,amax+1):
sum_for_x = sum([(y-x)**2 for y in a])
if sum_for_x < min_sum:
min_sum = sum_for_x
print(min_sum) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,612 |
s961380812 | p04031 | u257974487 | 1524378934 | Python | Python (3.4.3) | py | Accepted | 38 | 5076 | 243 | from decimal import Decimal, ROUND_HALF_UP
n = int(input())
P = list(map(int,input().split()))
a = sum(P) / len(P)
r = Decimal(a).quantize(Decimal('0'), rounding=ROUND_HALF_UP)
ans = 0
for i in range(n):
ans += (P[i] - r) ** 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
| 1,207,613 |
s330799341 | p04031 | u226108478 | 1523901708 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 315 | # -*- coding: utf-8 -*-
# AtCoder Beginner Contest
# Problem C
if __name__ == '__main__':
n = int(input())
a = list(map(int, input().split()))
cost = float('inf')
for z in range(-100, 100 + 1):
tmp_cost = sum(((x - z) ** 2 for x in a))
cost = min(cost, tmp_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
| 1,207,614 |
s484417887 | p04031 | u218843509 | 1523693369 | Python | Python (3.4.3) | py | Accepted | 20 | 3060 | 390 | n = int(input())
a_list = list(map(int, input().split()))
x = min(a_list)
old_cost = sum([int((x - a) ** 2) for a in a_list])
if old_cost == 0:
print("0")
else:
while True:
new_cost = sum([(x + 1 - a) ** 2 for a in a_list])
if old_cost <= new_cost:
break
else:
o... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,615 |
s520963492 | p04031 | u281303342 | 1523670972 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 188 | N = int(input())
A = list(map(int,input().split()))
S = 100000000
for i in range(-100,101):
T = 0
for j in range(N):
T += (A[j] - i)**2
if S > T:
S = T
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
| 1,207,616 |
s022492661 | p04031 | u390958150 | 1523145027 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 135 | n = int(input())
A = [int(i) for i in input().split()]
m = round(sum(A)/n)
ans = 0
for a in A:
ans += abs(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
| 1,207,617 |
s842183803 | p04031 | u813450984 | 1522655876 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 185 | n = int(input())
l = list(map(int, input().split()))
ans = float('Inf')
i = -100
while i <= 100:
temp = 0
for j in l:
temp += (j-i)**2
ans = min(ans, temp)
i += 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
| 1,207,618 |
s401485237 | p04031 | u875361824 | 1522642717 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 341 | def main():
"""
1 <= N <= 100
-100 <= ai <= 100
"""
N = int(input())
*A, = map(int, input().split())
ans = float("inf")
for to in range(-100, 100 + 1):
cost = 0
for a in A:
cost += (a - to) ** 2
ans = min(ans, cost)
print(ans)
if __name__ == '_... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,619 |
s180184352 | p04031 | u231685196 | 1522117418 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 173 | N = int(input())
input_array = list(map(int,input().split()))
average = round(sum(input_array)/N)
out = 0
for line in input_array:
out += (line-average)**2
print(out)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,620 |
s783229056 | p04031 | u319612498 | 1522012644 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 180 | n=int(input())
a=list(map(int,input().split()))
ans=float("inf")
for i in range(-100,101):
tot=0
for j in range(n):
tot+=(a[j]-i)**2
ans=min(ans,tot)
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,621 |
s412993141 | p04031 | u729707098 | 1521937743 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 196 | n = int(input())
a = [int(i) for i in input().split()]
x = (sum(a)-sum(a)%n)//n
answer,answer2 = 0,0
for i in a:
answer += (i-x)**2
for i in a:
answer2 += (i-(x+1))**2
print(min(answer,answer2)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,622 |
s578718538 | p04031 | u941884460 | 1521908282 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 260 | N = int(input())
num = list(map(int,input().split()))
sumN = 0
for i in range(N):
sumN += num[i]
ave = sumN//N
minN = 10**15
for j in range(-1,2):
work = 0
for k in range(N):
work += pow(ave+j-num[k],2)
minN = min(minN,work)
print(minN) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,623 |
s754104268 | p04031 | u875478816 | 1521497907 | Python | Python (3.4.3) | py | Accepted | 23 | 3060 | 266 | N=int(input())
a = list(map(int,input().split()))
mincost=10000000
cost=0
for i in range(201):
for j in range(len(a)):
cost=cost+(a[j]-(i-100))* (a[j]-(i-100))
if cost<=mincost:
mincost=cost
change_num=i-100
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
| 1,207,624 |
s291310996 | p04031 | u825528847 | 1521415556 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 170 | N = int(input())
a = sorted(map(int, input().split()))
cost = 1000000
for y in range(-100, 101):
tmp = sum((x-y)**2 for x in a)
cost = min(cost, tmp)
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
| 1,207,625 |
s012243155 | p04031 | u773981351 | 1521377064 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 260 | def equalize_cost(numbers):
average = round(sum(numbers) / len(numbers))
return sum(map(lambda x: (x - average) ** 2, numbers))
if __name__ == '__main__':
_ = input()
numbers = list(map(int, input().split()))
print(equalize_cost(numbers)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,626 |
s491062443 | p04031 | u925364229 | 1521164572 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 257 | import math
N = int(input())
a = list(map(int,input().split(" ")))
ave = sum(a) // N
candidate = [ave-1,ave,ave+1]
ans = float('inf')
for num in candidate:
sumv = 0
for i in range(N):
sumv += ((a[i]-num)**2)
if ans > sumv:
ans = sumv
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
| 1,207,627 |
s668554048 | p04031 | u632369368 | 1520753928 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 132 | N = int(input())
A = [int(s) for s in input().split()]
avg = int(round(sum(A) / N))
B = [(avg - a) ** 2 for a in 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
| 1,207,628 |
s076868823 | p04031 | u391475811 | 1519858944 | Python | Python (3.4.3) | py | Accepted | 34 | 2940 | 206 | N=int(input())
A=[int(x) for x in input().split()]
min_ans=100000000000000
for i in range(-200,200):
ans=0
for j in range(N):
ans+=(A[j]-i)**2
if ans<min_ans:
min_ans=ans
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
| 1,207,629 |
s530091028 | p04031 | u143492911 | 1519793440 | Python | Python (3.4.3) | py | Accepted | 26 | 3060 | 199 | n=int(input())
a=list(map(int,input().split()))
total=0
ans=[]
for i in range(-100,101):
for j in a:
if j!=i:
total+=(i-j)**2
ans.append(total)
total=0
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
| 1,207,630 |
s627750743 | p04031 | u143492911 | 1518671035 | Python | Python (3.4.3) | py | Accepted | 25 | 2940 | 175 | n=int(input())
a=list(map(int,input().split()))
cost=0
ans=[]
for i in range(-100,101):
for j in a:
cost+=(j-i)**2
ans.append(cost)
cost=0
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
| 1,207,631 |
s078148635 | p04031 | u811528179 | 1518499548 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 150 | import math
n=int(input())
a=list(map(int,input().split()))
value=round((sum(a))/n)
ans=0
for i in range(n):
ans+=(value-a[i])**2
print(ans)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,632 |
s459648276 | p04031 | u143492911 | 1518324955 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 171 | n=int(input())
a=list(map(int,input().split()))
ans=[]
num=0
for i in range(-100,101):
for j in a:
num+=(i-j)**2
ans.append(num)
num=0
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
| 1,207,633 |
s721944036 | p04031 | u143492911 | 1518324855 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 175 | n=int(input())
a=list(map(int,input().split()))
ans=[]
num=0
i=-100
while i<=100:
for j in a:
num+=(j-i)**2
ans.append(num)
num=0
i+=1
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
| 1,207,634 |
s569966703 | p04031 | u143492911 | 1518323799 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 128 | n=int(input())
a=list(map(int,input().split()))
avg=round(sum(a)/n)
ans=0
for i in range(n):
ans+=(a[i]-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
| 1,207,635 |
s296007669 | p04031 | u143492911 | 1518146345 | Python | Python (3.4.3) | py | Accepted | 19 | 2940 | 108 | n=int(input())
a=list(map(int,input().split()))
ave=round(sum(a)/n)
a=[(x-ave)**2 for x in a]
print(sum(a))
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,636 |
s357191480 | p04031 | u853586331 | 1517841489 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 165 | N=int(input())
a=input().split()
b = []
for i in range(N):
b.append(int(a[i]))
c=sum(b)
d=round(c/N)
ans=0
for i in range (N):
ans+=(b[i]-d)**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
| 1,207,637 |
s343049102 | p04031 | u764600134 | 1517707125 | Python | Python (3.4.3) | py | Accepted | 23 | 3064 | 516 | # -*- coding: utf-8 -*-
"""
https://beta.atcoder.jp/contests/abc043/tasks/arc059_a
"""
import sys
from sys import stdin
input = stdin.readline
def solve(A, N):
# 総当たりでチェックl
costs = [0] * 201
for i in range(-100, 101):
t = [(x - i)**2 for x in A]
costs[i+100] = sum(t)
return min(cos... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,638 |
s898524770 | p04031 | u952708174 | 1517115858 | Python | Python (3.4.3) | py | Accepted | 24 | 3060 | 176 | N = int(input())
A = [int(i) for i in input().split()]
ans = float('inf')
for x in range(-100,101):
tmp = 0
for a in A:
tmp += (x-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
| 1,207,639 |
s247814535 | p04031 | u743272507 | 1516743131 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 215 |
n = int(input())
a = list(map(int,input().split()))
def nijo(tmp):
ret = 0
for i in a:
ret += (i-tmp)**2
return ret
tmp = 10**8
for i in range(-100,101):
tmp = min(tmp,nijo(i))
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
| 1,207,640 |
s064677789 | p04031 | u181037878 | 1515907627 | Python | Python (3.4.3) | py | Accepted | 19 | 3188 | 185 | N = int(input())
s = input().split()
a = []
for i in range(N):
a.append(int(s[i]))
mean = round(sum(a) / N)
ans = 0
for i in range(N):
ans += (mean - a[i])**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
| 1,207,641 |
s254149386 | p04031 | u075012704 | 1515799129 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 170 | N = int(input())
A = list(map(int, input().split()))
ans = []
for i in range(-100, 101):
B = list(map(lambda x: (x-i)**2, A))
ans.append(sum(B))
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
| 1,207,642 |
s792457459 | p04031 | u136090046 | 1515599538 | Python | Python (3.4.3) | py | Accepted | 27 | 3060 | 270 | num = int(input())
val = [int(x) for x in input().split()]
val2 = [int(x) for x in range(min(val), max(val))]
array = []
for i in val2:
res = 0
for j in val:
res += pow(abs(i - j), 2)
array.append(res)
print(min(array) if len(array) != 0 else 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
| 1,207,643 |
s820531565 | p04031 | u621935300 | 1514089590 | Python | Python (2.7.6) | py | Accepted | 13 | 2568 | 177 | N=input()
a=map(int,raw_input().split())
min_a=min(a)
max_a=max(a)
b=[]
for i in range(min_a,max_a+1):
sum_a=0
for j in a:
sum_a+=(j-i)**2
b.append(sum_a)
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
| 1,207,644 |
s113690724 | p04031 | u825528847 | 1513715625 | Python | Python (3.4.3) | py | Accepted | 24 | 2940 | 159 | N = int(input())
a = list(map(int, input().split()))
cost = 1000000
for v in range(-100, 101):
cost = min(sum(abs(ai-v)**2 for ai in a), 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
| 1,207,645 |
s927746043 | p04031 | u966000628 | 1512278043 | Python | Python (2.7.6) | py | Accepted | 11 | 2568 | 155 | N = int(raw_input())
lis = map(int,raw_input().split())
intmean = int(round(float(sum(lis))/len(lis)))
ss = map(lambda x: (x-intmean)**2,lis)
print sum(ss) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,646 |
s357088362 | p04031 | u665415433 | 1509675774 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 233 | N = int(input())
A = list(map(int, input().split()))
cost = float('Inf')
check = 0
for m in range(min(A), max(A)+1):
check = 0
for a in range(len(A)):
check += (A[a] - m) ** 2
cost = min(cost, check)
print(cost)
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,647 |
s497560814 | p04031 | u055459962 | 1509121501 | Python | Python (3.4.3) | py | Accepted | 28 | 3828 | 568 | #!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""043-c"""
import sys
from functools import reduce
def main():
"""Main function."""
N = int(input())
a_list = list(map(int, input().split()))
# print(N, a_list)
x = sum(a_list) / N
def sumOfProd(n,l):
"""Sum of product."""
... | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,648 |
s857254609 | p04031 | u252745826 | 1508447833 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 179 | N = int(input())
a = list(map(int, input().split(" ")))
def round(x):
return (x*2+1)//2
ave = round(sum(a) / N)
print(int(sum(list(map(lambda x: (ave-x) * (ave-x), 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
| 1,207,649 |
s349973451 | p04031 | u425351967 | 1508271460 | Python | Python (3.4.3) | py | Accepted | 19 | 2940 | 127 | N = int(input())
A = [int(n) for n in input().split()]
avg = round(sum(A)/N)
cost = sum([(a-avg)**2 for a in A])
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
| 1,207,650 |
s337592245 | p04031 | u772180901 | 1506354711 | Python | Python (3.4.3) | py | Accepted | 19 | 3188 | 125 | n = int(input())
arr = list(map(int,input().split()))
ave = round(sum(arr)/n)
arr = [(x-ave)**2 for x in arr]
print(sum(arr)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,651 |
s358680691 | p04031 | u182096840 | 1504452279 | Python | Python (2.7.6) | py | Accepted | 10 | 2692 | 257 | import math
n = input()
l = map(int, raw_input().strip().split())
m = 0
for x in l:
m += x
ma = m/float(n)
m = int(math.ceil(ma))
ans = 0
for x in l:
ans += (m-x)*(m-x)
m = int(math.floor(ma))
ans1 = 0
for x in l:
ans1 += (m-x)*(m-x)
print(min(ans,ans1)) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,652 |
s922210891 | p04031 | u667084803 | 1503496148 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 239 | N=int(input())
A=list(map(int,input().split()))
total=0
for i in range(N):
total+=A[i]
average1=int(total/N)
average2=average1+1
ans1=0
ans2=0
for i in range(N):
ans1+=(A[i]-average1)**2
ans2+=(A[i]-average2)**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
| 1,207,653 |
s399958687 | p04031 | u650245944 | 1502906237 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 153 | N = int(input())
a = list(map(int, input().split()))
A = round(sum(a)/N)
if float(A) - int(A) == 0.5:
A += 1
x = 0
for i in a:
x += (A-i)**2
print(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
| 1,207,654 |
s452647084 | p04031 | u782330257 | 1501785091 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 110 | n=int(input())
l=[int(x) for x in input().split()]
avg=round(sum(l)/n)
l=[(x-avg)**2 for x in l]
print(sum(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
| 1,207,655 |
s391944742 | p04031 | u596276291 | 1501773668 | Python | Python (3.4.3) | py | Accepted | 26 | 3316 | 319 | from collections import defaultdict
def main():
N = int(input())
a_list = list(map(int, input().split()))
ans = 10 ** 10
for m in range(min(a_list), max(a_list) + 1):
cost = sum((m - a) ** 2 for a in a_list)
ans = min(ans, cost)
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
| 1,207,656 |
s046155414 | p04031 | u839537730 | 1501087283 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 155 | N = int(input())
a = list(map(int, input().split()))
mean = int(round(sum(a)/len(a)))
ans = 0
for i in range(N):
ans += (a[i] - mean)**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
| 1,207,657 |
s051875936 | p04031 | u462626125 | 1500674497 | Python | Python (3.4.3) | py | Accepted | 21 | 2940 | 202 | N = int(input())
A = [int(x) for x in input().split()]
MIN,MAX = min(A),max(A)
cost = 100000000000
for i in range(MIN,MAX+1):
c = 0
for a in A:
c += (i - a)*(i - a)
cost = min(cost,c)
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
| 1,207,658 |
s508849056 | p04031 | u761320129 | 1497327795 | Python | Python (2.7.6) | py | Accepted | 13 | 2692 | 221 | N = input()
a = map(int, raw_input().split())
mn = min(a)
mx = max(a)
mincost = float('inf')
for n in range(mn, mx+1):
cost = 0
for e in a:
cost += (e-n)**2
mincost = min(cost, mincost)
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
| 1,207,659 |
s921692022 | p04031 | u879309973 | 1495709761 | Python | Python (2.7.6) | py | Accepted | 15 | 2820 | 176 | N = input()
a = map(int, raw_input().split())
best = (10**10)
for v in range(-100, 101):
cost = sum([(a[i] - v)**2 for i in range(N)])
best = min(best, cost)
print best | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,660 |
s435970889 | p04031 | u677421794 | 1494015186 | Python | Python (2.7.6) | py | Accepted | 10 | 2568 | 209 | # -*- coding: utf-8 -*-
n = input()
a = map(int,raw_input().split())
ave = int(0.5 + 1.0*sum(a)/len(a)) if sum(a)>=0 else int(-0.5 + 1.0*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
| 1,207,661 |
s109714106 | p04031 | u058240079 | 1493308932 | Python | Python (2.7.6) | py | Accepted | 10 | 2568 | 132 | n = float(raw_input())
l = map(int, raw_input().split())
c = int(round(sum(l)/n))
ret = 0
for i in l:
ret += (c-i)**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
| 1,207,662 |
s794858447 | p04031 | u379559362 | 1491148635 | Python | Python (3.4.3) | py | Accepted | 24 | 3064 | 214 | n = int(input())
a = list(map(int, input().split()))
mi = min(a)
ma = max(a)
ans = 10 ** 10
for i in range(mi, ma + 1):
buf = sum(map(lambda x: (x - i) ** 2, a))
if ans > buf:
ans = buf
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
| 1,207,663 |
s862465355 | p04031 | u319818166 | 1490900363 | Python | Python (2.7.6) | py | Accepted | 11 | 2568 | 160 | n = int(raw_input())
a = map(float, raw_input().split())
ave = int(round(sum(a) / len(a), 0))
ans = 0
for value in a:
ans += (value - ave) ** 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
| 1,207,664 |
s263973902 | p04031 | u559722042 | 1490084845 | Python | Python (3.4.3) | py | Accepted | 25 | 3060 | 214 | import sys
n = int(input())
a = sorted(map(int,input().split()))
ans = sys.maxsize
for i in range(202):
x = -100 + i
cost = 0
for v in a:
cost += ( x - v )**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
| 1,207,665 |
s803391102 | p04031 | u332385682 | 1488483830 | Python | Python (3.4.3) | py | Accepted | 24 | 3064 | 430 | import sys
def debug(x, table):
for name, val in table.items():
if x is val:
print('DEBUG:{} -> {}'.format(name, val), file=sys.stderr)
return None
def solve():
N = int(input())
A = [int(i) for i in input().split()]
ans = float('inf')
for base 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
| 1,207,666 |
s636882729 | p04031 | u584355711 | 1487311294 | Python | Python (3.4.3) | py | Accepted | 23 | 2940 | 354 | # -*- coding: utf-8 -*-
INF=10**10
def main():
n=int(input())
array=list(map(int,input().split()))
answer=INF
for a in range(-100,101):
temp=0
for b in array:
temp+=(a-b)**2
if temp<answer:
answer=temp
print(answer)
if __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
| 1,207,667 |
s604168043 | p04031 | u711741418 | 1487103992 | Python | Python (3.4.3) | py | Accepted | 24 | 3192 | 381 | #!/usr/bin/env python3
# -*- coding: utf-8 -*-
input()
nums = list(map(int, input().split(' ')))
def avg(nums):
avg = sum(nums)/len(nums)
return round(avg)
def calc(nums, base):
total = 0
for n in nums:
sub = n - base
total += (sub * sub)
return total
if __name__ == "__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
| 1,207,668 |
s022039004 | p04031 | u820351940 | 1487103578 | Python | Python (3.4.3) | py | Accepted | 26 | 3188 | 213 | n = int(input())
a = list(map(int, input().split()))
def dist(x, y):
return (x - y) ** 2
def calc(x):
return sum(map(lambda y: dist(x, y), a))
avg = sum(a) // n
print(min((calc(avg + 1), calc(avg))))
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,669 |
s743936654 | p04031 | u846552659 | 1486703067 | Python | Python (3.4.3) | py | Accepted | 23 | 3064 | 238 | # -*- coding:utf-8 -*-
import math
N = int(input())
a = list(map(int,input().split()))
#alpha, beta = (sum(a), sum(list(map(lambda n:n**2, a))))
#beta -= int(alpha**2/N)
alpha = sum([(tmp - round(sum(a)/N))**2 for tmp in a])
print(alpha) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,670 |
s177577721 | p04031 | u614550445 | 1484524367 | Python | Python (3.4.3) | py | Accepted | 29 | 3064 | 161 |
N = int(input())
a = [int(_) for _ in input().split()]
ans = float('inf')
for n in range(-100, 101):
ans = min(ans, sum([(n-x)**2 for x in a]))
print(ans) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,671 |
s206305791 | p04031 | u423925725 | 1483553927 | Python | Python (3.4.3) | py | Accepted | 29 | 3064 | 287 | # coding: utf-8;
def main():
n = int(input())
al = list(map(int, input().split()))
mc = 10 ** 20
for i in range(-100, 101):
c = 0
for a in al:
c += (a - i) ** 2
if mc > c: mc = c
print(mc)
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
| 1,207,672 |
s600101864 | p04031 | u942697937 | 1483377009 | Python | Python (2.7.6) | py | Accepted | 19 | 2568 | 151 | N = int(raw_input())
A = map(int, raw_input().split())
v = 10**10
for i in range(min(A), max(A)+1):
v = min(v, sum([(a-i)**2 for a in A]))
print v
| p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,673 |
s675708895 | p04031 | u386131832 | 1483155658 | Python | Python (3.4.3) | py | Accepted | 30 | 3064 | 220 | n=int(input())
a=[int(i) for i in input().split()]
min=0
for i in range(-100,101):
sum=0
for j in range(n):
sum=sum+(a[j]-i)**2
if i==-100:
min=sum
elif sum<min:
min=sum
print(min) | p04031 | <span class="lang-en">
<p>Score : <var>200</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>Evi has <var>N</var> integers <var>a_1,a_2,..,a_N</var>. His objective is to have <var>N</var> equal <strong>integers</strong> by transforming some of them.</p>
<p>He may transform each integer at most ... | 2
4 8
| 8
| 1,207,674 |
s319705900 | p04031 | u596276291 | 1482638271 | Python | Python (3.4.3) | py | Accepted | 33 | 3444 | 271 | from collections import defaultdict
def main():
n = int(input())
l = list(map(int, input().split()))
ans = 10 ** 20
for x in range(-100, 101):
ans = min(ans, sum([(x - a) ** 2 for a in l]))
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
| 1,207,675 |
s532430341 | p04031 | u333917945 | 1480894536 | Python | Python (3.4.3) | py | Accepted | 31 | 3064 | 216 | n = int(input())
a = [int(i) for i in input().split()]
mincost = 10000000
for i in range(-100, 101):
cost = 0
for j in range(n):
cost += (a[j]-i) ** 2
mincost = min(cost, mincost)
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
| 1,207,676 |
s151978422 | p04031 | u596276291 | 1479567994 | Python | Python (3.4.3) | py | Accepted | 29 | 3064 | 290 | def main():
n = int(input())
a = list(map(int, input().split()))
ans = 10 ** 10
for y in range(min(a), max(a) + 1):
total = 0
for x in a:
total += (x - y) ** 2
ans = min(ans, total)
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
| 1,207,677 |
s905760821 | p04031 | u831695469 | 1478939420 | Python | Python (3.4.3) | py | Accepted | 23 | 3064 | 181 | import math
n = int(input())
a = list(map(int, input().split()))
avr = 0
ans = 0
for ai in a:
avr += ai
avr = round(avr/len(a))
for ai in a:
ans += (ai - avr)**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
| 1,207,678 |
s299990262 | p04031 | u582243208 | 1477953320 | Python | Python (3.4.3) | py | Accepted | 23 | 3064 | 123 | n=int(input())
a=[int(i) for i in input().split()]
ave_a=round(sum(a)/n)
ans=0
for i in a:
ans+=(i-ave_a)**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
| 1,207,679 |
s879728460 | p04031 | u354630369 | 1477812431 | Python | Python (2.7.6) | py | Accepted | 16 | 2568 | 221 | N = int(raw_input())
a = map(int, raw_input().split())
# average = reduce(lambda x, y: x + y, a) / len(a)
average = int(round(sum(a) / float(len(a))))
cost = 0
for num in a:
cost += (num - average) ** 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
| 1,207,680 |
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