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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
s979876879 | p04029 | u225388820 | 1571287070 | 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
| 1,202,981 |
s590173145 | p04029 | u606878291 | 1571285542 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 163 | def check(n):
return sum(range(1, n + 1))
def main():
N = int(input())
result = check(n=N)
print(result)
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
| 1,202,982 |
s162328279 | p04029 | u471684875 | 1571275366 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 66 | 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
| 1,202,983 |
s402442863 | p04029 | u814986259 | 1571229238 | 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
| 1,202,984 |
s518339912 | p04029 | u376099073 | 1571218666 | 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
| 1,202,985 |
s654842002 | p04029 | u626468554 | 1571193784 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 75 | 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
| 1,202,986 |
s685289867 | p04029 | u578049848 | 1571166591 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 53 | N = int(input())
sum = int((1 + N)*N/2)
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
| 1,202,987 |
s151111759 | p04029 | u045953894 | 1571161249 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 88 | 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
| 1,202,988 |
s126164359 | p04029 | u408791346 | 1571084007 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 52 | n = int(input())
print(sum([i+1 for i in range(n)])) | 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
| 1,202,989 |
s398516194 | p04029 | u901180556 | 1571066255 | Python | Python (3.4.3) | py | Accepted | 21 | 2940 | 69 | N = int(input())
num = 0
for i in range(1,N+1):
num += i
print(num) | 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
| 1,202,990 |
s931409193 | p04029 | u203383537 | 1571026790 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 82 | n=int(input())
total=0
for i in range(1,n+1):
total +=i
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
| 1,202,991 |
s120569016 | p04029 | u281610856 | 1570996304 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 94 | n = int(input())
if n == 1:
print(1)
else:
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
| 1,202,992 |
s321404231 | p04029 | u884657429 | 1570921943 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 40 | 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
| 1,202,993 |
s174386163 | p04029 | u416223629 | 1570901902 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 50 | N=int(input())
print('{:.0f}'.format((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
| 1,202,994 |
s829359210 | p04029 | u746419473 | 1570828417 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 39 | 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
| 1,202,995 |
s085684321 | p04029 | u654558363 | 1570828177 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 73 | if __name__ == "__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
| 1,202,996 |
s648103666 | p04029 | u391059484 | 1570673164 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 75 | N = int(input())
candy = 0
for i in range(1,N+1):
candy += i
print(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
| 1,202,997 |
s162720524 | p04029 | u891635666 | 1570618671 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 42 | 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
| 1,202,998 |
s135037147 | p04029 | u263830634 | 1570616981 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 44 | 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
| 1,202,999 |
s821657215 | p04029 | u545368057 | 1570554735 | 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
| 1,203,000 |
s897993771 | p04029 | u615817983 | 1570519897 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 39 | N = int(input())
print(sum(range(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
| 1,203,001 |
s528757807 | p04029 | u727787724 | 1570509206 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 40 | n=int(input())
a=int(n*(n+1)/2)
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
| 1,203,002 |
s693099160 | p04029 | u396495667 | 1570481736 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 82 | n =int(input())
l=[1]
for i in range(1,n):
a = i +1
l.append(a)
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
| 1,203,003 |
s962309630 | p04029 | u614875193 | 1570475755 | 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
| 1,203,004 |
s042109150 | p04029 | u380284234 | 1570456837 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 70 | 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
| 1,203,005 |
s255638363 | p04029 | u396553339 | 1570426103 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 41 | 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
| 1,203,006 |
s402844846 | p04029 | u448655578 | 1570382069 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 70 | 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
| 1,203,007 |
s475075622 | p04029 | u674064321 | 1570304172 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 96 | count = 0
for i in range(int(input()) + 1):
if i == 0:
continue
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
| 1,203,008 |
s638408039 | p04029 | u437638594 | 1570293345 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 53 | N = int(input())
ans = N * (N+1) / 2
print(int(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
| 1,203,009 |
s274156327 | p04029 | u517447467 | 1570249953 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 49 | print(sum([i for i in range(1, int(input())+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
| 1,203,010 |
s978415592 | p04029 | u079672271 | 1570244480 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 79 | N = int(input())
total = 0
for i in range(1, N + 1):
total += i
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
| 1,203,011 |
s812206680 | p04029 | u517099533 | 1570239361 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 71 | a = int(input())
sum=0
for i in range(a+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
| 1,203,012 |
s929699691 | p04029 | u403986473 | 1570238772 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 54 | n = int(input())
print(sum([a for a 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
| 1,203,013 |
s518533788 | p04029 | u287431190 | 1570219317 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 69 | n = int(input())
s = 0
for i in range(n+1):
s = s + i
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
| 1,203,014 |
s024857550 | p04029 | u194496802 | 1570213050 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 78 | n = input()
result = 0
for i in range(int(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
| 1,203,015 |
s484723812 | p04029 | u339537294 | 1570212822 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 84 | import sys
N = input()
sum=0
for i in range(1,int(N)+1):
sum=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
| 1,203,016 |
s260582899 | p04029 | u048956777 | 1570212678 | 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
| 1,203,017 |
s380766149 | p04029 | u873059840 | 1570126858 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 68 | N = int(input())
tmp =0
for i in range(1,N+1):
tmp += i
print(tmp) | 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
| 1,203,018 |
s077575624 | p04029 | u945181840 | 1570119238 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 40 | 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
| 1,203,019 |
s668732007 | p04029 | u291766461 | 1570116149 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 40 | 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
| 1,203,020 |
s141406856 | p04029 | u318508464 | 1569945461 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 71 | # coding:utf-8
n = int(input())
candy = (1 + n) * n // 2
print(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
| 1,203,021 |
s214866418 | p04029 | u175590965 | 1569897798 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 34 | a = int(input())
print((1+a)*a//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
| 1,203,022 |
s448565979 | p04029 | u856957183 | 1569895952 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 106 | ninnzuu = int(input()) + 1
goukei = 0
for i in range(ninnzuu):
goukei = goukei + i
print(str(goukei)) | 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
| 1,203,023 |
s865651673 | p04029 | u662449766 | 1569846715 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 146 | import sys
input = sys.stdin.readline
def main():
n = int(input())
print(sum(range(1, n + 1)))
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
| 1,203,024 |
s383961127 | p04029 | u824326335 | 1569825408 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 34 | 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
| 1,203,025 |
s996796247 | p04029 | u153902122 | 1569818599 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 66 | n = int(input())
x = 0
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
| 1,203,026 |
s244816398 | p04029 | u396890425 | 1569779164 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 68 | v=0
for k in range(int(input())):
i = k + 1
v += i
print(v) | 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
| 1,203,027 |
s580859294 | p04029 | u115188504 | 1569774269 | Python | Python (3.4.3) | py | Accepted | 19 | 3316 | 73 | 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
| 1,203,028 |
s063410902 | p04029 | u681917640 | 1569730050 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 35 | 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
| 1,203,029 |
s076229514 | p04029 | u223904637 | 1569718155 | 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
| 1,203,030 |
s970709599 | p04029 | u747602774 | 1569645081 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 36 | N=int(input())
S=(N+1)*N//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
| 1,203,031 |
s753660275 | p04029 | u821989875 | 1569526037 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 87 | # -*- coding: utf-8 -*-
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
| 1,203,032 |
s984702848 | p04029 | u397942996 | 1569443922 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 117 | #幼稚園の子供の数N
N = input()
list_num = list(range(1,int(N)+1))
sum_list = sum(list_num)
print(sum_list) | 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
| 1,203,033 |
s913216598 | p04029 | u799751074 | 1569432399 | Python | Python (3.4.3) | py | Accepted | 20 | 3060 | 134 | from sys import stdin
count = 1
n = int(stdin.readline().rstrip())
s = 0
for i in range(n):
s += count
count += 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
| 1,203,034 |
s029890903 | p04029 | u470359972 | 1569423033 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 86 | num=int(input())
candy=0
ans=0
for i in range(num):
candy+=1
ans+=candy
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
| 1,203,035 |
s084485006 | p04029 | u672898046 | 1569384384 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 61 | 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
| 1,203,036 |
s250571653 | p04029 | u214122599 | 1569377981 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 74 | n = int(input())
k = 0
for i in range(n + 1):
k += i
i + 1
print(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
| 1,203,037 |
s661643858 | p04029 | u893063840 | 1569329709 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 102 | # -*- coding: utf-8 -*-
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
| 1,203,038 |
s964650450 | p04029 | u723590269 | 1569327293 | 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
| 1,203,039 |
s249790762 | p04029 | u873715358 | 1569267385 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 75 | child = int(input())
sum = 0
for i in range(child+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
| 1,203,040 |
s121134386 | p04029 | u779170803 | 1569219163 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 225 | INT = lambda: int(input())
INTM = lambda: map(int,input().split())
STR = lambda: str(input())
LIST = lambda: list(map(int,input().split()))
def do():
N = INT()
print(int(N*(N+1)/2))
if __name__ == '__main__':
do() | 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
| 1,203,041 |
s369614067 | p04029 | u953753178 | 1569214562 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 41 | 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
| 1,203,042 |
s123140804 | p04029 | u167908302 | 1569204447 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 51 | #coding:utf-8
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
| 1,203,043 |
s816821825 | p04029 | u404794295 | 1569178290 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 106 | N=int(input())
def sum(N):
if N==1:
return 1
else:
return N+sum(N-1)
print(sum(N)) | 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
| 1,203,044 |
s793283191 | p04029 | u305732215 | 1569121819 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 52 | n = int(input())
ans = (1+n) * n / 2
print(int(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
| 1,203,045 |
s435101158 | p04029 | u661980786 | 1569108164 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 71 | 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
| 1,203,046 |
s042290163 | p04029 | u336624604 | 1569096319 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 42 | 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
| 1,203,047 |
s055835035 | p04029 | u707690642 | 1569078490 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 79 | N = int(input())
sigma = 0
for i in range(N + 1):
sigma += i
print(sigma) | 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
| 1,203,048 |
s848670874 | p04029 | u385244248 | 1569060346 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 46 | print(sum([i+1 for i in range(int(input()))])) | 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
| 1,203,049 |
s768020511 | p04029 | u924374652 | 1569034024 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 72 | 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
| 1,203,050 |
s560396291 | p04029 | u597047658 | 1569026125 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 74 | N = int(input())
candies = [n for n in range(1, N+1)]
print(sum(candies))
| 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
| 1,203,051 |
s916437692 | p04029 | u821989875 | 1569024589 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 100 | # -*- cording: utf-8 -*-
n = int(input())
candy = 0
for i in range(n):
candy += i + 1
print(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
| 1,203,052 |
s927752574 | p04029 | u333731247 | 1568962048 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 39 | 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
| 1,203,053 |
s475212883 | p04029 | u202570162 | 1568933598 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 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
| 1,203,054 |
s671039988 | p04029 | u062484507 | 1568908179 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 68 | N = int(input())
a = [i for i in range(N+1)]
ans = sum(a)
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
| 1,203,055 |
s655153935 | p04029 | u636290142 | 1568893695 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 73 | 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
| 1,203,056 |
s247676163 | p04029 | u463775490 | 1568880845 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 69 | 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
| 1,203,057 |
s353248056 | p04029 | u480138356 | 1568864817 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 136 | import sys
input = sys.stdin.readline
def main():
N = int(input())
print(((1+N)*N)//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
| 1,203,058 |
s786865617 | p04029 | u131264627 | 1568777906 | 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
| 1,203,059 |
s268490854 | p04029 | u699699071 | 1568773068 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 75 |
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
| 1,203,060 |
s071993112 | p04029 | u608355135 | 1568731831 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 51 | a = int(input())
b = a * (a + 1) / 2
print(int(b))
| 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
| 1,203,061 |
s356334943 | p04029 | u296518383 | 1568692577 | 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
| 1,203,062 |
s000372394 | p04029 | u231122239 | 1568692201 | 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
| 1,203,063 |
s860162148 | p04029 | u710907926 | 1568682559 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 80 | A = int(input())
result = 0
for i in range(A):
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
| 1,203,064 |
s160005497 | p04029 | u460737328 | 1568682419 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 34 | 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
| 1,203,065 |
s489307804 | p04029 | u055687574 | 1568512740 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 40 | n = int(input())
print(sum(range(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
| 1,203,066 |
s220397860 | p04029 | u908349502 | 1568506719 | 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
| 1,203,067 |
s338365037 | p04029 | u354916249 | 1568480265 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 37 | 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
| 1,203,068 |
s279503835 | p04029 | u575560095 | 1568480125 | 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
| 1,203,069 |
s950093030 | p04029 | u536177854 | 1568426028 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 64 | 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
| 1,203,070 |
s830616544 | p04029 | u503755120 | 1568407714 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 39 | N=int(input())
X=(N*(N+1))//2
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
| 1,203,071 |
s627544097 | p04029 | u252828980 | 1568395280 | 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
| 1,203,072 |
s861997246 | p04029 | u760767494 | 1568381990 | Python | Python (3.4.3) | py | Accepted | 20 | 2940 | 77 | N=int(input())
a=N//2
b=N%2
if b==0:
x=(N+1)*a
else:
x=(N+1)*a+a+1
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
| 1,203,073 |
s285559093 | p04029 | u502304480 | 1568234243 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 54 | 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
| 1,203,074 |
s477628520 | p04029 | u970082363 | 1568232950 | 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
| 1,203,075 |
s656098110 | p04029 | u759412327 | 1568228537 | Python | Python (3.4.3) | py | Accepted | 20 | 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
| 1,203,076 |
s741713508 | p04029 | u787456042 | 1568228535 | 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
| 1,203,077 |
s197908643 | p04029 | u008357982 | 1568202287 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 30 | n=int(input());print(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
| 1,203,078 |
s268969242 | p04029 | u008357982 | 1568202155 | 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
| 1,203,079 |
s109963814 | p04029 | u469254913 | 1568169161 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 75 | N = int(input())
res = 0
for i in range(1,N+1):
res += i
print(res)
| 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
| 1,203,080 |
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