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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
s703835132 | p04029 | u333591669 | 1592798113 | Python | Python (3.8.2) | py | Accepted | 27 | 8888 | 105 | def candy():
n=int(input())
a=0
for i in range (1,n+1):
a=a+i
print(a)
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
| 1,202,081 |
s759876830 | p04029 | u769530239 | 1592778383 | Python | Python (3.8.2) | py | Accepted | 30 | 9092 | 60 | a=int(input())
b=int(0)
for i in range(1,a+1):b=b+i
print(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
| 1,202,082 |
s858979033 | p04029 | u137228327 | 1592733782 | Python | Python (3.8.2) | py | Accepted | 31 | 8976 | 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
| 1,202,083 |
s046158158 | p04029 | u724012411 | 1592706736 | Python | Python (3.8.2) | py | Accepted | 27 | 8740 | 41 | a=int(input())
ans=a*(a+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
| 1,202,084 |
s645048367 | p04029 | u304599973 | 1592681753 | Python | Python (3.8.2) | py | Accepted | 27 | 9092 | 46 | print(sum([i for i in range(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
| 1,202,085 |
s937159395 | p04029 | u309716323 | 1592676892 | Python | PyPy3 (7.3.0) | py | Accepted | 64 | 61900 | 227 |
def read_int():
return int(input().strip())
def read_ints():
return list(map(int, input().strip().split(' ')))
def solve():
N = read_int()
return N*(N+1)//2
if __name__ == '__main__':
print(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
| 1,202,086 |
s159888322 | p04029 | u957198490 | 1592604025 | Python | Python (3.8.2) | py | Accepted | 25 | 9064 | 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
| 1,202,087 |
s076079513 | p04029 | u951289777 | 1592594102 | Python | Python (3.8.2) | py | Accepted | 22 | 9064 | 80 | 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
| 1,202,088 |
s962873834 | p04029 | u188827677 | 1592582001 | Python | Python (3.8.2) | py | Accepted | 24 | 9164 | 41 | 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
| 1,202,089 |
s432494898 | p04029 | u131411061 | 1592576616 | Python | Python (3.8.2) | py | Accepted | 24 | 9100 | 41 | N = int(input())
print(int(N*(N+1)*0.5)) | 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
| 1,202,090 |
s556269914 | p04029 | u197237612 | 1592543227 | Python | Python (3.8.2) | py | Accepted | 23 | 9072 | 72 | 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
| 1,202,091 |
s406571230 | p04029 | u891516200 | 1592539179 | Python | Python (3.8.2) | py | Accepted | 26 | 9088 | 52 | N = int(input())
print(sum(list(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
| 1,202,092 |
s706559365 | p04029 | u922449550 | 1592529203 | Python | Python (3.8.2) | py | Accepted | 23 | 9152 | 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
| 1,202,093 |
s517701840 | p04029 | u759412327 | 1592523575 | Python | Python (3.8.2) | py | Accepted | 27 | 9076 | 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
| 1,202,094 |
s344039600 | p04029 | u597374218 | 1592448392 | 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
| 1,202,095 |
s966254047 | p04029 | u578580291 | 1592444495 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 103 | def candy():
n = int(input())
a = 0
for i in range(1, n+1):
a = a + i
print(a)
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
| 1,202,096 |
s461431316 | p04029 | u073852194 | 1592439568 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 71 | N = int(input())
res = 0
for i in range(N):
res += i + 1
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
| 1,202,097 |
s307467393 | p04029 | u013513417 | 1592276109 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 63 | 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
| 1,202,098 |
s999834947 | p04029 | u008022357 | 1592182887 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 78 | n = int(input())
ans = 0
for i in range(1,n+1):
ans = 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
| 1,202,099 |
s819270136 | p04029 | u434966508 | 1592180300 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 45 | 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
| 1,202,100 |
s898543499 | p04029 | u434966508 | 1592176417 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 45 | 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
| 1,202,101 |
s056108610 | p04029 | u280552586 | 1592056974 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 77 | ans = 0
for i in range(1, int(input())+1):
ans += i
else:
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
| 1,202,102 |
s300423284 | p04029 | u697658632 | 1592025333 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 41 | 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
| 1,202,103 |
s943635071 | p04029 | u709799578 | 1592001800 | Python | Python (3.4.3) | py | Accepted | 18 | 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
| 1,202,104 |
s283239169 | p04029 | u100927237 | 1591965566 | 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
| 1,202,105 |
s623079333 | p04029 | u939026953 | 1591926329 | 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
| 1,202,106 |
s358709753 | p04029 | u667694979 | 1591899550 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 61 | 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
| 1,202,107 |
s113662096 | p04029 | u500376440 | 1591897077 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 64 | 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
| 1,202,108 |
s552137461 | p04029 | u414772150 | 1591895811 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 74 | a=int(input())
ans=0
for num in range(a):
ans=ans+(num+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
| 1,202,109 |
s292645276 | p04029 | u078349616 | 1591847439 | 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
| 1,202,110 |
s919321755 | p04029 | u820839927 | 1591827314 | Python | Python (3.4.3) | py | Accepted | 19 | 3188 | 97 | import os, sys, re, math
N = int(input())
ret = 0
for i in range(N+1):
ret += i
print(ret) | 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
| 1,202,111 |
s143650649 | p04029 | u958506960 | 1591752852 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 48 | n = int(input())
print(sum(list(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
| 1,202,112 |
s119392409 | p04029 | u931655383 | 1591751826 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 61 | n = int(input())
a = 0
for k in range(n):
a += k+1
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
| 1,202,113 |
s205231776 | p04029 | u629540524 | 1591740766 | 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
| 1,202,114 |
s463015329 | p04029 | u667472448 | 1591731107 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 75 | n = int(input())
candy = 0
for i in range(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
| 1,202,115 |
s397056280 | p04029 | u746428948 | 1591725714 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 71 | 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
| 1,202,116 |
s532996255 | p04029 | u822871631 | 1591718813 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 62 | N = int(input())
n = 0
for i in range(N+1):
n +=i
print(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
| 1,202,117 |
s127034625 | p04029 | u272525952 | 1591687869 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 38 | 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
| 1,202,118 |
s584158454 | p04029 | u923894634 | 1591648843 | Python | Python (2.7.6) | py | Accepted | 9 | 2568 | 48 | N = int(input())
sum = (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
| 1,202,119 |
s142137492 | p04029 | u065099501 | 1591647016 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 46 | print(sum(x for x 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
| 1,202,120 |
s708747073 | p04029 | u293825440 | 1591636342 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 85 | N = int(input())
candy=0
for i in range(1,N+1):
candy = 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
| 1,202,121 |
s610492756 | p04029 | u583276018 | 1591580335 | 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
| 1,202,122 |
s175861739 | p04029 | u568711768 | 1591573892 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 54 | 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
| 1,202,123 |
s859191355 | p04029 | u492749916 | 1591517096 | 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
| 1,202,124 |
s360570177 | p04029 | u811436126 | 1591499415 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 51 | 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
| 1,202,125 |
s704254322 | p04029 | u213908267 | 1591494783 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 132 | import sys
def sum(num) :
return int((1 / 2) * num * (num + 1))
for line in sys.stdin :
num = int(line)
print(sum(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
| 1,202,126 |
s217523668 | p04029 | u666964944 | 1591493612 | 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
| 1,202,127 |
s739780478 | p04029 | u343977188 | 1591490788 | 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
| 1,202,128 |
s017878192 | p04029 | u391589398 | 1591486999 | 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
| 1,202,129 |
s149282221 | p04029 | u040923684 | 1591477235 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 530 | #!/usr/bin/env python3
import sys
def solve(N: int):
res = (1 + N) * (N / 2)
print(int(res))
# Generated by 1.1.7.1 https://github.com/kyuridenamida/atcoder-tools (tips: You use the default template now. You can remove this line by using your custom template)
def main():
def iterate_tokens():
f... | 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
| 1,202,130 |
s121919067 | p04029 | u971811058 | 1591468949 | 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
| 1,202,131 |
s836630253 | p04029 | u516579758 | 1591467591 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 74 | 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
| 1,202,132 |
s479082502 | p04029 | u180824420 | 1591395992 | 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
| 1,202,133 |
s629839139 | p04029 | u685244071 | 1591373388 | Python | Python (3.4.3) | py | Accepted | 16 | 2940 | 44 | 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
| 1,202,134 |
s461436624 | p04029 | u757274384 | 1591334224 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 63 | # -*- coding: utf-8-*-
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
| 1,202,135 |
s599253781 | p04029 | u583799976 | 1591323108 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 148 | children_str=input()
children=int(children_str)
candies=0
while children >= 1:
candies=candies+children
children=children-1
print(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
| 1,202,136 |
s768366884 | p04029 | u957957759 | 1591296380 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 36 | 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
| 1,202,137 |
s403457527 | p04029 | u974935538 | 1591290605 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 74 | N = int(input())
if N == 1:
print(N)
else:
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
| 1,202,138 |
s504748341 | p04029 | u183945517 | 1591221792 | 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
| 1,202,139 |
s319553659 | p04029 | u736474437 | 1591217581 | 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
| 1,202,140 |
s964115519 | p04029 | u736474437 | 1591217419 | 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
| 1,202,141 |
s771958743 | p04029 | u199356004 | 1591192233 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 50 | W=int(input())
print (sum(list(range(1,W+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
| 1,202,142 |
s638927242 | p04029 | u695474809 | 1591157977 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 44 | N = int(input())
sum = (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
| 1,202,143 |
s688828796 | p04029 | u822179469 | 1591152946 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 85 | n = int(input())
total = 0
for i in range(n+1):
total = 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
| 1,202,144 |
s207776666 | p04029 | u941277791 | 1591152727 | Python | Python (3.4.3) | py | Accepted | 16 | 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
| 1,202,145 |
s651141648 | p04029 | u350093546 | 1591073894 | 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
| 1,202,146 |
s972432523 | p04029 | u357751375 | 1591039606 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 94 | N = input()
N = int(N)
point = 0
while N > 0:
point = point + N
N = N - 1
print(point) | 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
| 1,202,147 |
s234077147 | p04029 | u750651325 | 1591014900 | Python | Python (3.4.3) | py | Accepted | 17 | 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
| 1,202,148 |
s076660677 | p04029 | u285372827 | 1590989521 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 54 | 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
| 1,202,149 |
s354828561 | p04029 | u460129720 | 1590956217 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 82 | N = int(input())
counter = 0
for i in range(1,N+1):
counter +=i
print(counter) | 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
| 1,202,150 |
s484727914 | p04029 | u234161743 | 1590906985 | 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
| 1,202,151 |
s484186515 | p04029 | u778348725 | 1590897166 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 135 | #子供の人数の入力
n = int(input())
#キャンディの個数
count = 0
for i in range(0,n+1):
count += int(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
| 1,202,152 |
s000657397 | p04029 | u600261652 | 1590893962 | 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
| 1,202,153 |
s714558980 | p04029 | u931938233 | 1590866778 | 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
| 1,202,154 |
s646143705 | p04029 | u634873566 | 1590863986 | Python | Python (3.4.3) | py | Accepted | 18 | 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
| 1,202,155 |
s287700791 | p04029 | u935077683 | 1590857508 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 41 | 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
| 1,202,156 |
s626861336 | p04029 | u368249389 | 1590852104 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 150 | # Problem A - キャンディーとN人の子供イージー
# input
n = int(input())
# initialization
ans = (n * (n + 1)) // 2
# output
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
| 1,202,157 |
s543214320 | p04029 | u156815136 | 1590850485 | Python | Python (3.4.3) | py | Accepted | 39 | 5276 | 683 | from statistics import median
#import collections
#aa = collections.Counter(a) # list to list || .most_common(2)で最大の2個とりだせるお a[0][0]
from fractions import gcd
from itertools import combinations # (string,3) 3回
from collections import deque
from collections import defaultdict
import bisect
#
# d = m - k[i] - k[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
| 1,202,158 |
s050130093 | p04029 | u946288218 | 1590845555 | Python | Python (2.7.6) | py | Accepted | 11 | 2568 | 39 | a = int(input())
print(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
| 1,202,159 |
s764916677 | p04029 | u445509700 | 1590842766 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 84 | c = 0
b = 0
n = int(input())
for i in range(n):
c = c + 1
b = b + c
print(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
| 1,202,160 |
s678246291 | p04029 | u630511239 | 1590838376 | 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
| 1,202,161 |
s902196783 | p04029 | u227082700 | 1590838347 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 33 | 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
| 1,202,162 |
s660294944 | p04029 | u852690916 | 1590838345 | 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
| 1,202,163 |
s078236093 | p04029 | u042105122 | 1590838296 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 103 | 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
| 1,202,164 |
s073145662 | p04029 | u726615467 | 1590838284 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 41 | 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
| 1,202,165 |
s168432925 | p04029 | u609061751 | 1590838268 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 76 | import sys
input = sys.stdin.readline
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
| 1,202,166 |
s068477345 | p04029 | u637175065 | 1590838267 | Python | Python (3.4.3) | py | Accepted | 68 | 6724 | 997 | import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,copy,functools
import time,random
sys.setrecursionlimit(10**7)
inf = 10**20
eps = 1.0 / 10**10
mod = 10**9+7
mod2 = 998244353
dd = [(-1,0),(0,1),(1,0),(0,-1)]
ddn = [(-1,0),(-1,1),(0,1),(1,1),(1,0),(1,-1),(0,-1),(-1,-1)]
def LI(): return lis... | 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
| 1,202,167 |
s488841174 | p04029 | u241159583 | 1590838239 | 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
| 1,202,168 |
s568715007 | p04029 | u435721973 | 1590815581 | 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
| 1,202,169 |
s973363178 | p04029 | u479937725 | 1590805164 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 65 | N = int(input())
a = 0
for n in range(N):
a += n+1
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
| 1,202,170 |
s340932203 | p04029 | u453642820 | 1590767469 | 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
| 1,202,171 |
s019790032 | p04029 | u934119021 | 1590763618 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 85 | n = int(input())
k = 0
if 1 <= n <= 100:
for i in range(n):
k += 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
| 1,202,172 |
s573823488 | p04029 | u922487073 | 1590731140 | 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
| 1,202,173 |
s610019979 | p04029 | u629350026 | 1590720380 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 56 | n=int(input())
k=0
for i in range(n+1):
k=k+i
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
| 1,202,174 |
s691489701 | p04029 | u036190609 | 1590718582 | 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
| 1,202,175 |
s212905096 | p04029 | u767545760 | 1590712111 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 44 | 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
| 1,202,176 |
s795283017 | p04029 | u767545760 | 1590711598 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 65 | N = int(input())
s = 0
for i in range(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
| 1,202,177 |
s617741792 | p04029 | u397953026 | 1590687321 | 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
| 1,202,178 |
s799259492 | p04029 | u099187672 | 1590641674 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 80 | n = int(input())
summ = 0
for i in range(1,n+1):
summ = summ + i
print(summ)
| 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
| 1,202,179 |
s627275221 | p04029 | u036190609 | 1590631998 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 68 | 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
| 1,202,180 |
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