# DCP-117: Not Easy But Not Hard Back to All Problems

Beginner Beginners Problems > Ad-hoc

Given a positive integer n. Turist has asked you to calculate the following sum in the most efficient way : Sum= 1 + 2 + 3 +……........ + n Input ----- The first line of input contains an integer T(1<=1000) denoting the number of test cases. The description of T test cases follows.The only line describing each test case contains a single integer n (1<=n<=10^8) . Output ------ For each test case, output a single line containing one integer . Sample Input ------------ 4 3 2 1 10 Sample Output ------------- 6 3 1 55

### Problem Limits

 Language Time Limit (seconds) C 1.00 C++ 1.00 C++14 1.00 C# 3.00 Go 3.00 Java 3.00 JavaScript 3.00 Objective-C 3.00 Perl 3.00 PHP 3.00 Python 3.00 Python3 3.00 Ruby 3.00 VB.Net 3.00

# 474/1259

Solve/Submission

### Ranking

# User Language Timing
01 Beauty Cpp14 0.00s
02 Sharif_42 Cpp14 0.00s
03 Aman_khan Cpp14 0.00s
04 Salty_Coder Cpp14 0.00s
05 joy25896 Cpp14 0.00s
06 seyedssz Cpp14 0.00s
07 Indro_BU Cpp14 0.00s
08 JubayerSohel Cpp14 0.00s
09 jayed_al_hasan Cpp14 0.00s
10 Mehedi07 Cpp14 0.00s
11 maxhasan Cpp14 0.00s
12 gazi93 Cpp14 0.00s
13 terminator_c Cpp14 0.00s
14 Eucalyptus Cpp14 0.00s
15 tssovi Cpp14 0.00s
16 nurul_islam Cpp14 0.00s
17 rezaul_karim Cpp14 0.00s
18 Nurul_CSE Cpp14 0.00s
19 SakibAlamin Cpp14 0.00s
20 sadia2427 Cpp14 0.00s
21 rayhan50001 Cpp14 0.00s
22 gulzar Cpp14 0.00s
23 Avijeet Cpp14 0.00s
24 Anubis Cpp14 0.00s
25 jim1 Cpp14 0.00s
26 HM39 Cpp14 0.00s
27 rafsandevs Cpp14 0.00s
28 gsshanto Cpp14 0.00s
29 Core_i14 Cpp14 0.00s
30 non_coder Cpp14 0.00s
31 robin_aust Cpp14 0.00s
32 Koushik54 Cpp14 0.00s
33 tico88612 Cpp14 0.00s
34 Alamgir_Hossain Cpp14 0.00s
35 junayedmahmud Cpp14 0.00s
36 Not_Found0001 Cpp14 0.00s
37 rabiulrafi01 Cpp14 0.00s
38 afzalul Cpp14 0.00s
39 Mahadi024 Cpp14 0.00s
40 soumitro_cse1604114 Cpp14 0.00s
41 riazul_110 Cpp14 0.00s
42 lolcoder Cpp14 0.00s
43 monirul_110 Cpp14 0.00s
44 smriad Cpp14 0.00s
45 mhfarabi09 Cpp14 0.00s
46 Mhkhaled Cpp14 0.00s
47 MohammadShamim Cpp14 0.00s
48 1604099_ishtiaq Cpp14 0.00s
49 1604131 Cpp14 0.00s
50 rabeya1604127 Cpp14 0.00s
Feedback