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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
s825231142 | p04029 | u693007703 | 1574661187 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 250 | N = int(input())
camdy_for_pair = (1 + N)
num_of_pairs, amari = divmod((N),2)
if amari == 0:
nesseary_candy = num_of_pairs * camdy_for_pair
else :
nesseary_candy = num_of_pairs * camdy_for_pair + num_of_pairs + 1
print(nesseary_candy)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,881 |
s299151553 | p04029 | u771756419 | 1574646063 | Python | Python (3.4.3) | py | Accepted | 18 | 3316 | 62 | N = int(input())
ans = sum(i for i in range(1,N+1))
print(ans) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,882 |
s148745369 | p04029 | u229833930 | 1574636671 | Python | Python (2.7.6) | py | Accepted | 12 | 2692 | 75 | n = int(raw_input())
out = 0
for i in range(1, n+1):
out += i
print(out) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,883 |
s704137832 | p04029 | u467831546 | 1574622067 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 70 | n = int(input())
a = 0
for n in range(1, n+1):
a = n + a
print(a) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,884 |
s356554238 | p04029 | u172035535 | 1574601687 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 35 | n = int(input())
print(n*(n+1) //2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,885 |
s901344183 | p04029 | u609814378 | 1574563991 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 57 | N = int(input())
Answer = N * (N + 1) // 2
print(Answer) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,886 |
s442962412 | p04029 | u094948011 | 1574542303 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 65 | N = int(input())
t = 0
for i in range(N):
t += i + 1
print(t) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,887 |
s378002061 | p04029 | u467307100 | 1574525985 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 36 | n = int(input())
print(n*(n + 1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,888 |
s785454669 | p04029 | u124498235 | 1574477247 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 45 | n = int(input())
s = n*(n+1)/2
print (int(s)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,889 |
s125764726 | p04029 | u340947941 | 1574438160 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 60 | ##### 解けた #####
N=int(input())
print(int((N+1)*N/2)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,890 |
s438579577 | p04029 | u644972721 | 1574402785 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 78 | n = int(input())
ans = 0
for i in range(n):
ans += n
n -= 1
print(ans) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,891 |
s317067125 | p04029 | u675073679 | 1574389855 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 80 | #ABC043_A
N = int(input())
sum = 0
for i in range(N+1):
sum += i
print(sum) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,892 |
s575451092 | p04029 | u516447519 | 1574378803 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 40 | N = int(input())
print(int(N*(N+1)/2))
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,893 |
s034914813 | p04029 | u679325651 | 1574311147 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 38 | N = int(input())
print(int(N*(N+1)/2)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,894 |
s250081252 | p04029 | u718706790 | 1574305618 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 69 | N = int(input())
X = 0
for i in range(N + 1):
X = X + i
print(X) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,895 |
s898348938 | p04029 | u718706790 | 1574305186 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 85 | N = int(input())
X = []
for i in range(N):
Y = i + 1
X.append(Y)
print(sum(X)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,896 |
s242824517 | p04029 | u836737505 | 1574296710 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 62 | N =int(input())
c = 0
for i in range(N+1):
c += i
print(c) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,897 |
s373010970 | p04029 | u143278390 | 1574279953 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 38 | n=int(input())
print(int((n*(1+n)/2))) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,898 |
s005874372 | p04029 | u211025746 | 1574266888 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 63 | N=int(input())
sum=0
for i in range(N):
sum+=i+1
print(sum) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,899 |
s283460653 | p04029 | u633450100 | 1574263700 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 34 | N = int(input())
print(N*(N+1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,900 |
s833547249 | p04029 | u580093517 | 1574134568 | Python | Python (3.4.3) | py | Accepted | 20 | 3060 | 34 | n = int(input())
print(n*(n+1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,901 |
s783560953 | p04029 | u673981655 | 1574132245 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 188 | import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
N = int(readline())
t = 0
for i in range(1, N+1):
t += i
print(t) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,902 |
s555501454 | p04029 | u673981655 | 1574132207 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 188 | import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
N = int(readline())
t = 0
for i in range(1, N+1):
t += i
print(t) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,903 |
s578684344 | p04029 | u141786930 | 1574130649 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 98 | def main():
N = int(input())
print(N*(N+1)//2)
if __name__ == '__main__':
main() | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,904 |
s083653197 | p04029 | u141786930 | 1574130310 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 148 | def main():
N = int(input())
ans = 0
for i in range(N):
ans += i + 1
print(ans)
if __name__ == '__main__':
main() | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,905 |
s236868872 | p04029 | u864197622 | 1574128797 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 38 | N = int(input())
print(N * (N+1) // 2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,906 |
s043191089 | p04029 | u007263493 | 1574092255 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 34 | N = int(input())
print(N*(N+1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,907 |
s174868064 | p04029 | u007263493 | 1574091716 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 81 | m = int(input())
result = 0
for i in range(1, m+1):
result += i
print(result) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,908 |
s441611777 | p04029 | u629560745 | 1574023155 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 81 | n = int(input())
result = 0
for i in range(1, n+1):
result += i
print(result) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,909 |
s468337465 | p04029 | u951480280 | 1574013850 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 53 | n=int(input())
print((1+n)*(n//2) + (n%2)*((1+n)//2)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,910 |
s350345836 | p04029 | u427093056 | 1573965010 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 55 | n=int(input())
a=0
for i in range(n+1):
a+=i
print(a) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,911 |
s630708264 | p04029 | u607741489 | 1573743579 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 34 | n = int(input())
print(n*(n+1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,912 |
s400265201 | p04029 | u672882146 | 1573658529 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 41 | N=int(input())
print(int((N+1)*N/2)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,913 |
s177418550 | p04029 | u672882146 | 1573658478 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 72 | N=int(input())
ans = 0
for i in range(N+1):
ans += i
print(ans) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,914 |
s412109375 | p04029 | u735069283 | 1573624827 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 58 | N = int(input())
r=0
for i in range(N):
r +=i+1
print(r) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,915 |
s530103717 | p04029 | u779728630 | 1573623948 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 40 | N = int(input())
print( int(N*(N+1)/2))
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,916 |
s971792614 | p04029 | u452015170 | 1573622943 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 53 | n = int(input())
ans = int(n * (n + 1) /2)
print(ans) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,917 |
s699151087 | p04029 | u052499405 | 1573617209 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 48 | n = int(input())
ans = n * (n+1) // 2
print(ans) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,918 |
s385103730 | p04029 | u090649502 | 1573421262 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 39 | n = int(input())
print(n * (n+1) // 2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,919 |
s616571301 | p04029 | u053035261 | 1573364756 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 42 | i = int(input())
print(int(i*(i + 1) /2))
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,920 |
s872528970 | p04029 | u942028688 | 1573300684 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 60 | N = int(input())
result = int((N + 1) * N / 2)
print(result) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,921 |
s272000374 | p04029 | u021759654 | 1573266628 | Python | Python (3.4.3) | py | Accepted | 16 | 2940 | 73 | num = int(input())
ans = 0
for i in range(num+1):
ans += i
print(ans)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,922 |
s243214010 | p04029 | u845937249 | 1573257173 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 53 | n = int(input())
k = (n + 1) * n / 2
print(int(k))
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,923 |
s282186176 | p04029 | u533039576 | 1573228127 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 53 | n = int(input())
ans = n * (n + 1) // 2
print(ans)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,924 |
s884005570 | p04029 | u545666277 | 1573189821 | Python | Python (3.4.3) | py | Accepted | 19 | 2940 | 116 | # -*- coding: utf-8 -*-
# 整数の入力
N = int(input())
sum = 0
for i in range(1, N+1) :
sum += i
print(sum) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,925 |
s196205518 | p04029 | u281303342 | 1573167729 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 98 | # python3 (3.4.3)
import sys
input = sys.stdin.readline
# main
N = int(input())
print(N*(N+1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,926 |
s885279675 | p04029 | u434282696 | 1573160239 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 32 | n=int(input())
print(n*(n+1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,927 |
s311645905 | p04029 | u050034744 | 1573156155 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 65 | n=int(input())
sum=0
for i in range(n):
sum+=(i+1)
print(sum)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,928 |
s986902827 | p04029 | u391442102 | 1573071306 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 76 | N = int(input())
j=0
k=1
for i in range(N):
j = j + k
k = k + 1
print(j) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,929 |
s383437878 | p04029 | u637551956 | 1573067032 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 38 | N=int(input())
print(round((N+1)*N/2)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,930 |
s953945992 | p04029 | u895536055 | 1573056003 | Python | Python (3.4.3) | py | Accepted | 20 | 3060 | 43 | N = int(input())
print((N * (N + 1)) // 2)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,931 |
s650302975 | p04029 | u690781906 | 1573049069 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 72 | n = int(input())
ans = 0
for i in range(1, n+1):
ans += i
print(ans) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,932 |
s859230056 | p04029 | u663438907 | 1573010886 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 69 | N = int(input())
ans = 0
for i in range(N):
ans += i+1
print(ans) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,933 |
s129680578 | p04029 | u867848444 | 1572990248 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 36 | n=int(input())
print(int(n*(n+1)/2)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,934 |
s779957593 | p04029 | u149991748 | 1572986580 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 114 | # -*-coding: utf-8 -*-
num = int(input())
total = 0
for i in range(num):
total = total + i + 1
print(total) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,935 |
s397726471 | p04029 | u940061594 | 1572985435 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 48 | N = int(input())
S = N * (N+1) / 2
print(int(S)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,936 |
s883862330 | p04029 | u754022296 | 1572910686 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 34 | n = int(input())
print(n*(n+1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,937 |
s449073018 | p04029 | u914330401 | 1572895377 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 35 | n = int(input())
print(n*(n+1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,938 |
s310968952 | p04029 | u319609701 | 1572835024 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 93 | # -*- coding:utf-8 -*-
n = int(input())
a=0
for i in range(1,n+1):
a = a + i
print(a) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,939 |
s197757315 | p04029 | u971237642 | 1572810556 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 61 | # -*- coding: utf-8 -*-
n = int(input())
print(n*(1+n)//2)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,940 |
s031241651 | p04029 | u143278390 | 1572727269 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 118 | N=int(input())
def souwa(n):
if n==1:
return 1
else:
return n+souwa(n-1)
x=souwa(N)
print(x) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,941 |
s741241026 | p04029 | u644907318 | 1572692523 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 36 | N = int(input())
print((N*(N+1))//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,942 |
s416416643 | p04029 | u402467563 | 1572556014 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 38 | N = int(input())
print(int(N*(N+1)/2)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,943 |
s379274473 | p04029 | u923659712 | 1572555390 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 43 | n = int(input())
print(round(n*(n+1)/2))
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,944 |
s562361306 | p04029 | u557494880 | 1572554587 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 41 | N = int(input())
S = N*(N+1)//2
print(S)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,945 |
s300291809 | p04029 | u717993780 | 1572553114 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 36 | n = int(input())
print((n*(n+1))//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,946 |
s759291919 | p04029 | u171115409 | 1572485870 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 94 | # -*- coding: utf-8 -*-
N = int(input())
sum = 0
for i in range(N+1):
sum += i
print(sum)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,947 |
s761171914 | p04029 | u533713111 | 1572401413 | Python | Python (3.4.3) | py | Accepted | 16 | 2940 | 80 | N = int(input())
result = 0
for i in range(1,N+1):
result += i
print(result) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,948 |
s974433631 | p04029 | u586273727 | 1572381306 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 40 | n=int(input())
print((int)((n*(n+1))/2)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,949 |
s128782696 | p04029 | u209619667 | 1572376762 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 74 | N = int(input())
a = 0
for n in range(N):
n = n + 1
a = a + n
print(a) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,950 |
s561897931 | p04029 | u982517812 | 1572371566 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 60 | N = int(input())
candy_sum = int((1+N)*N/2)
print(candy_sum) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,951 |
s895464957 | p04029 | u100418016 | 1572328368 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 36 | n =int(input())
print((n+1) * n //2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,952 |
s811197080 | p04029 | u099300051 | 1572319214 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 67 | N = int(input())
ans = 0
for i in range(N+1):
ans += i
print(ans) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,953 |
s537591810 | p04029 | u010090035 | 1572258985 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 32 | n=int(input())
print(n*(1+n)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,954 |
s996251465 | p04029 | u633000076 | 1572218348 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 71 | N=int(input())
count=0
for i in range(1,N+1):
count+=i
print(count) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,955 |
s674007420 | p04029 | u623516423 | 1572211711 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 55 | N=int(input())
S=0
for i in range(N):
S+=i+1
print(S) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,956 |
s740885368 | p04029 | u203886313 | 1572184509 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 81 | n = int(input());
ans = 0;
for i in range(n):
ans += i + 1;
print(ans); | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,957 |
s427034103 | p04029 | u269778596 | 1572114005 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 36 | n = int(input())
print((n*(n+1))//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,958 |
s659213923 | p04029 | u368882459 | 1572044496 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 56 | ary = [i+1 for i in range(int(input()))]
print(sum(ary)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,959 |
s439383629 | p04029 | u254871849 | 1571985039 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 56 | n = int(input())
ans = int((1 + n) * n / 2)
print(ans) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,960 |
s082397334 | p04029 | u348868667 | 1571968673 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 118 | N = int(input())
if N == 1:
print(1)
elif N%2 != 0:
print((1+N)*(N//2)+(N-N//2))
else:
print((1+N)*(N//2)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,961 |
s119192887 | p04029 | u182765930 | 1571940323 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 32 | n=int(input())
print(n*(n+1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,962 |
s606886574 | p04029 | u182765930 | 1571940220 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 38 | n = int(input())
print(int(n*(n+1)/2)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,963 |
s391144037 | p04029 | u241159583 | 1571925209 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 58 | n = int(input())
l = list(range(1, (n + 1)))
print(sum(l)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,964 |
s433906592 | p04029 | u780354103 | 1571886732 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 66 | N = int(input())
S = 0
for i in range(1,N+1):
S += i
print(S) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,965 |
s125699573 | p04029 | u901180556 | 1571873765 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 55 | N = int(input())
print(sum([i for i in range(1, N+1)])) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,966 |
s417808695 | p04029 | u912115033 | 1571778551 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 34 | n = int(input())
print(n*(n+1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,967 |
s202433004 | p04029 | u556589653 | 1571773399 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 40 | N = int(input())
print(int(0.5*N*(N+1))) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,968 |
s948756283 | p04029 | u388904130 | 1571755525 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 102 | n = int(input())
ans = 0
counter = 1
for i in range(n):
ans += counter
counter += 1
print(ans) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,969 |
s343209250 | p04029 | u744563031 | 1571730385 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 39 | N=int(input());print(sum(range(1,N+1))) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,970 |
s308328497 | p04029 | u244203620 | 1571699860 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 36 | a=int(input())
print(int(a*(a+1)/2)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,971 |
s965105708 | p04029 | u390883247 | 1571576342 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 36 | N = int(input())
print( N*(N+1)//2)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,972 |
s109881936 | p04029 | u488127128 | 1571507029 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 95 | def solve():
n = int(input())
print((n+1)*n//2)
if __name__ == '__main__':
solve() | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,973 |
s922257484 | p04029 | u088552457 | 1571454309 | Python | Python (3.4.3) | py | Accepted | 18 | 3064 | 103 | # -*- coding: utf-8 -*-
n = int(input())
result = 0
for i in range(n):
result += i+1
print(result)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,974 |
s137693493 | p04029 | u669067427 | 1571440452 | Python | Python (2.7.6) | py | Accepted | 10 | 2568 | 31 | n = input()
print((n*(n+1))//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,975 |
s821515029 | p04029 | u539517139 | 1571423668 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 32 | n=int(input())
print((1+n)*n//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,976 |
s729039000 | p04029 | u268623418 | 1571405176 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 34 | n = int(input())
print(n*(n+1)//2) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,977 |
s091219818 | p04029 | u045953894 | 1571377401 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 57 | n=int(input())
s=0
for i in range(1,n+1):
s+=i
print(s) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,978 |
s410464998 | p04029 | u799978560 | 1571369200 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 61 | x = 0
n = int(input())
for i in range(n+1):
x += i
print(x) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,979 |
s667193298 | p04029 | u777283665 | 1571336161 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 55 | n = int(input())
print(sum([i for i in range(1,n+1)])) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,980 |
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