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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
s230692249 | p04029 | u738269785 | 1587113150 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 68 | 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
| 1,202,381 |
s107770846 | p04029 | u068595072 | 1587022052 | Python | Python (3.4.3) | py | Accepted | 16 | 2940 | 38 | 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
| 1,202,382 |
s697057757 | p04029 | u654701082 | 1587006891 | Python | Python (3.4.3) | py | Accepted | 20 | 3192 | 76 | N = int(input())
個数 = 0
for N in range(N+1):
個数 += N
print(個数) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,383 |
s364628102 | p04029 | u848667447 | 1587005932 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 68 | N = int(input())
a = 0
for i in range(N):
a += i+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
| 1,202,384 |
s921667394 | p04029 | u652656291 | 1587005880 | 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
| 1,202,385 |
s261512829 | p04029 | u975644365 | 1586992933 | Python | Python (3.4.3) | py | Accepted | 17 | 3060 | 188 | def resolve(n):
def ans(n, a):
if n == 0:
return a
else:
a += n
return ans(n-1,a)
return ans(n, 0)
print(resolve(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
| 1,202,386 |
s835452915 | p04029 | u068750695 | 1586990982 | Python | Python (3.4.3) | py | Accepted | 18 | 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
| 1,202,387 |
s776793604 | p04029 | u342456871 | 1586989036 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 73 | 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
| 1,202,388 |
s818315730 | p04029 | u566321790 | 1586979747 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 70 | n = int(input())
x = 0
for i in range(n):
x += (i+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
| 1,202,389 |
s209379577 | p04029 | u469392996 | 1586929977 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 83 | a = input()
a = int(a) +1
add = 0
for i in range(a):
add = add + i
print(add) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,390 |
s771994543 | p04029 | u752898745 | 1586922459 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 71 | def candy(N):
return (N**2 +N)//2
N = int(input())
print(candy(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
| 1,202,391 |
s785986856 | p04029 | u568789901 | 1586918035 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 67 | N=int(input())
ans=0
for i in range(0,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
| 1,202,392 |
s257569919 | p04029 | u515647766 | 1586895571 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 80 | def total(n):
return int(1/2 * n * (n + 1))
n = int(input())
print(total(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
| 1,202,393 |
s307994981 | p04029 | u667472448 | 1586876603 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 48 | n = int(input())
sum = int(n*(n+1)/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
| 1,202,394 |
s758751034 | p04029 | u423665486 | 1586835447 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 62 | def resolve():
n = int(input())
print(n*(n+1)//2)
resolve() | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,395 |
s539503111 | p04029 | u054717609 | 1586828795 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 42 | n=input()
n=int(n)
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
| 1,202,396 |
s924521186 | p04029 | u054717609 | 1586828633 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 78 | n=input()
n=int(n)
s=0
for i in range(1,n+1):
s =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
| 1,202,397 |
s137963780 | p04029 | u239475827 | 1586808859 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 44 | N = int(input())
S = int(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
| 1,202,398 |
s747949456 | p04029 | u759884285 | 1586808577 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 99 | N = input()
N = int(N)
x = N
total = 0
while x >=1:
total += x
x = x - 1
else: 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
| 1,202,399 |
s477487191 | p04029 | u048176319 | 1586765987 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 48 | N = int(input())
S = N * (N+1) / 2
print(int(S)) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,400 |
s835910411 | p04029 | u381712637 | 1586753009 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 87 | n = int (input())
result =0
for i in range(1,n+1):
result =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
| 1,202,401 |
s106959297 | p04029 | u568789901 | 1586747866 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 67 | N=int(input())
ans =0
for i in range(0,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
| 1,202,402 |
s984346845 | p04029 | u576432509 | 1586728469 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 77 | icase=43
if icase==43:
n=int(input())
print(n*(n+1)//2)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,403 |
s555419388 | p04029 | u239772565 | 1586717236 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 70 | 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
| 1,202,404 |
s539211298 | p04029 | u238956837 | 1586707235 | Python | Python (3.4.3) | py | Accepted | 18 | 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
| 1,202,405 |
s464824507 | p04029 | u246343119 | 1586666830 | 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
| 1,202,406 |
s445852469 | p04029 | u141410514 | 1586662702 | Python | Python (3.4.3) | py | Accepted | 17 | 3064 | 37 | 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
| 1,202,407 |
s690839551 | p04029 | u835283937 | 1586660077 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 79 | def main():
N = int(input())
num = int(N*(N+1)/2)
print(num)
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
| 1,202,408 |
s687434791 | p04029 | u835283937 | 1586659661 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 79 | def main():
N = int(input())
num = int(N*(N+1)/2)
print(num)
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
| 1,202,409 |
s273424020 | p04029 | u006817280 | 1586654872 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 43 | n = int(input().strip())
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
| 1,202,410 |
s685943709 | p04029 | u535171899 | 1586649800 | 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
| 1,202,411 |
s542354061 | p04029 | u032798323 | 1586646959 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 62 | N = int(input())
a = 0
for i in range(N):
a+= i+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
| 1,202,412 |
s344499387 | p04029 | u106489129 | 1586611323 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 57 | a=int(input())
c=0
for b in range(1,a+1):
c+=b
print(c) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,413 |
s011057320 | p04029 | u982591663 | 1586606487 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 73 | 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
| 1,202,414 |
s939618557 | p04029 | u013202780 | 1586578696 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 43 | print (sum(list(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
| 1,202,415 |
s371765082 | p04029 | u172296140 | 1586569281 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 94 | class add:
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
| 1,202,416 |
s200360069 | p04029 | u457957084 | 1586542577 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 80 | x = int(input())
sum = 0
for i in range(x + 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
| 1,202,417 |
s116649422 | p04029 | u903005414 | 1586523207 | 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
| 1,202,418 |
s939164794 | p04029 | u686036872 | 1586489883 | 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
| 1,202,419 |
s179944319 | p04029 | u583507988 | 1586484899 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 74 | 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
| 1,202,420 |
s787195041 | p04029 | u172780602 | 1586483827 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 76 | n=int(input())
total=0
for i in range(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
| 1,202,421 |
s613029614 | p04029 | u289162337 | 1586463899 | 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
| 1,202,422 |
s862623137 | p04029 | u373047809 | 1586452577 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 32 | 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
| 1,202,423 |
s908787893 | p04029 | u698988260 | 1586405821 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 41 | N = int(input())
print(int(((N+1)*N)/2))
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,424 |
s768276301 | p04029 | u102223485 | 1586401247 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 81 | # coding: utf-8
N = int(input())
ans = sum([i + 1 for i in range(N)])
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
| 1,202,425 |
s593661910 | p04029 | u684906944 | 1586396927 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 115 | n = int(input())
if n % 2 == 0:
ans = (n+1) * n/2
else:
ans = (n+1) * (n // 2) + (n // 2 + 1)
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
| 1,202,426 |
s322088123 | p04029 | u934442292 | 1586393105 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 142 | import sys
input = sys.stdin.readline
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
| 1,202,427 |
s904826770 | p04029 | u489959379 | 1586363189 | Python | Python (3.4.3) | py | Accepted | 16 | 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
| 1,202,428 |
s671113438 | p04029 | u451206510 | 1586359234 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 70 | 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
| 1,202,429 |
s236209051 | p04029 | u747602774 | 1586355018 | 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
| 1,202,430 |
s559244992 | p04029 | u114233208 | 1586326694 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 38 | N = int(input())
print((N*(N+1))//2)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,431 |
s439018723 | p04029 | u201802797 | 1586302353 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 59 | # solution
nancy = int(input())
print(nancy*(nancy+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
| 1,202,432 |
s646616788 | p04029 | u052066895 | 1586269781 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 67 | a = int(input())
b = 0
for i in range(a) :
b += i + 1
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
| 1,202,433 |
s512815908 | p04029 | u810356688 | 1586261292 | 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
| 1,202,434 |
s117267738 | p04029 | u235210692 | 1586229959 | 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
| 1,202,435 |
s148946276 | p04029 | u939198091 | 1586222146 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 70 | if __name__ == "__main__":
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
| 1,202,436 |
s887488979 | p04029 | u959225525 | 1586218531 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 67 | 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
| 1,202,437 |
s620877490 | p04029 | u772649753 | 1586205443 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 44 | n = int(input())
N = int(n*(n+1)/2)
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
| 1,202,438 |
s896298063 | p04029 | u870841038 | 1586201218 | Python | Python (3.4.3) | py | Accepted | 19 | 2940 | 79 | n = int(input())
ans = 0
for i in range(1, n+1):
ans += i
print(str(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
| 1,202,439 |
s030560295 | p04029 | u443577878 | 1586198002 | Python | Python (3.4.3) | py | Accepted | 17 | 3068 | 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
| 1,202,440 |
s559310689 | p04029 | u000770457 | 1586180988 | Python | Python (3.4.3) | py | Accepted | 20 | 2940 | 62 | n=int(input())
s=0
for i in range(0,n):
s+=i+1
print(s) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,441 |
s428080792 | p04029 | u440632112 | 1586135173 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 73 | n = int(input());
ans = 0;
for i in range(n):
ans += i
print(ans+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
| 1,202,442 |
s554725542 | p04029 | u158032363 | 1586134855 | Python | Python (3.4.3) | py | Accepted | 19 | 3060 | 76 | num = int(input())
i=0
a=0
while i <= num:
a += num-i
i +=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
| 1,202,443 |
s330672597 | p04029 | u158032363 | 1586134323 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 76 | num = int(input())
i=0
a=0
while i <= num:
a += num-i
i +=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
| 1,202,444 |
s566108366 | p04029 | u263691873 | 1586120255 | 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
| 1,202,445 |
s900021202 | p04029 | u060793972 | 1586104826 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 35 | print(sum(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
| 1,202,446 |
s062658617 | p04029 | u341543478 | 1586087222 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 55 | n = int(input())
print(int((n * (2 * 1 + (n -1)*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
| 1,202,447 |
s267512233 | p04029 | u266964556 | 1586066735 | 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
| 1,202,448 |
s616356673 | p04029 | u755180064 | 1586031495 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 208 | url = "https://atcoder.jp/contests/abc043/tasks/abc043_a"
def main():
a = int(input())
ans = 0
for i in range(1, a + 1):
ans += i
print(ans)
if __name__ == '__main__':
main()
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,449 |
s316489750 | p04029 | u679154596 | 1586010088 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 90 | N = int(input())
result = 0
for i in range(1, N+1):
result = 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
| 1,202,450 |
s772784028 | p04029 | u396961814 | 1585960617 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 51 | N = int(input())
ans = (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
| 1,202,451 |
s679289919 | p04029 | u086172144 | 1585957396 | Python | Python (3.4.3) | py | Accepted | 17 | 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
| 1,202,452 |
s724646587 | p04029 | u916478767 | 1585951018 | Python | Python (2.7.6) | py | Accepted | 10 | 2568 | 64 | N = input()
sum = 0
for i in range(1,N+1):
sum += i
print(sum)
| p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,453 |
s113718651 | p04029 | u870297120 | 1585945622 | 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
| 1,202,454 |
s554220767 | p04029 | u151005508 | 1585941645 | Python | Python (3.4.3) | py | Accepted | 21 | 3316 | 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
| 1,202,455 |
s754553037 | p04029 | u080986047 | 1585933790 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 76 | a = int(input())
total = 0
for n in range(a+1):
total += n
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
| 1,202,456 |
s411475360 | p04029 | u708019102 | 1585890532 | 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
| 1,202,457 |
s041968229 | p04029 | u181801282 | 1585881922 | 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
| 1,202,458 |
s282974453 | p04029 | u485319545 | 1585874013 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 63 | 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
| 1,202,459 |
s742930200 | p04029 | u541610817 | 1585797495 | 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
| 1,202,460 |
s544871160 | p04029 | u536836760 | 1585795886 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 71 | N = int(input())
sum = 0
for i in range(0,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
| 1,202,461 |
s569747398 | p04029 | u218838821 | 1585794139 | Python | Python (3.4.3) | py | Accepted | 19 | 2940 | 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
| 1,202,462 |
s582006512 | p04029 | u702517202 | 1585761403 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 81 | n = int(input())
result = 0
for i in range(1, n + 1):
result += i
print(result) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,463 |
s084622558 | p04029 | u220612891 | 1585759840 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 58 | j=0
for i in range(1,(int(input()))+1):
j=j+i
print(j) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,464 |
s794079054 | p04029 | u156815136 | 1585749696 | Python | Python (3.4.3) | py | Accepted | 18 | 3060 | 105 | n = int(input())
def rec(a):
if a == 1:
return 1
else:
return a + rec(a - 1)
print(rec(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
| 1,202,465 |
s255246630 | p04029 | u535659144 | 1585691451 | Python | Python (3.4.3) | py | Accepted | 18 | 2940 | 38 | x = int(input())
print(int(x*(x+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
| 1,202,466 |
s417845452 | p04029 | u063346608 | 1585684186 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 88 | N = int(input())
answer = 0
for i in range(1,N + 1):
answer = answer + i
print(answer) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,467 |
s908929084 | p04029 | u735654057 | 1585659598 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 126 | # https://atcoder.jp/contests/abc043/tasks/abc043_a
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
| 1,202,468 |
s028770427 | p04029 | u865383026 | 1585624762 | Python | Python (3.4.3) | py | Accepted | 18 | 3064 | 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
| 1,202,469 |
s401051870 | p04029 | u857547702 | 1585608304 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 40 | 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
| 1,202,470 |
s548588512 | p04029 | u254871849 | 1585592686 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 145 | import sys
n = int(sys.stdin.readline().rstrip())
def main():
ans = (1 + n) * n // 2
print(ans)
if __name__ == '__main__':
main() | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,471 |
s468476057 | p04029 | u229518917 | 1585585300 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 43 | N=int(input())
print(int(((1+N)*int(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
| 1,202,472 |
s915580984 | p04029 | u852790844 | 1585583037 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 39 | 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
| 1,202,473 |
s347471431 | p04029 | u276115223 | 1585579849 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 139 | # ABC 043: A – キャンディーとN人の子供イージー / Children and Candies (ABC Edit)
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
| 1,202,474 |
s225615071 | p04029 | u320763652 | 1585525892 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 77 | N = int(input())
total = 0
for i in range(N):
total += i+1
print(total) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,475 |
s541307308 | p04029 | u391819434 | 1585525732 | 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
| 1,202,476 |
s428247960 | p04029 | u765721093 | 1585516350 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 50 | a=0
for i in range(int(input())+1):
a+=i
print(a) | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,477 |
s491756941 | p04029 | u290187182 | 1585515960 | Python | Python (3.4.3) | py | Accepted | 25 | 3828 | 235 | import sys
import copy
import math
import bisect
import pprint
import bisect
from functools import reduce
from copy import deepcopy
from collections import deque
if __name__ == '__main__':
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
| 1,202,478 |
s871525461 | p04029 | u197968862 | 1585511928 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 42 | n = int(input())
print(int((1/2)*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
| 1,202,479 |
s988617558 | p04029 | u947883560 | 1585501447 | Python | Python (3.4.3) | py | Accepted | 17 | 2940 | 395 | #!/usr/bin/env python3
import sys
sys.setrecursionlimit(10**8)
INF = float("inf")
def solve(N: int):
print(N*(N+1)//2)
return
def main():
def iterate_tokens():
for line in sys.stdin:
for word in line.split():
yield word
tokens = iterate_tokens()
N = int(next(... | p04029 | <span class="lang-en">
<p>Score : <var>100</var> points</p>
<div class="part">
<section>
<h3>Problem Statement</h3><p>There are <var>N</var> children in AtCoder Kindergarten. Mr. Evi will arrange the children in a line, then give <var>1</var> candy to the first child in the line, <var>2</var> candies to the second chil... | 3
| 6
| 1,202,480 |
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