DCP-154: Square Sum Difference Back to All Problems
Easy
Math > Number Theory
The sum of squares of first 5 natural numbers is, **1²+2²+3²+4²+5²=55**. The square of the sum of first 5 natural numbers is, **(1+2+3+4+5)²=225**. The absolute difference between these two numbers are **170**. Find the difference between the sum of the squares of first **N** natural numbers and the square of their sum. Input: ------ First line contains **T(1≤T ≤10000)** denoting the number of test cases. The following **T** lines contain an integer **N (1 ≤ N ≤ 10000)**, Output: ------- Print the required answer for each test cases. Sample Input ------------ 2 10 500 Sample Output ------------- 2640 15645770750
Problem Setter:
Bakhtiar Hasan
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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 |
Problem Stats
373/657
Solve/Submission
Ranking
| # | User | Language | Timing |
|---|---|---|---|
| 01 | Mehedi07 | Cpp14 | 0.00s |
| 02 | MAHRahat | Cpp14 | 0.00s |
| 03 | Koushik54 | Cpp14 | 0.00s |
| 04 | feodorv | C | 0.00s |
| 05 | sadia2427 | Cpp14 | 0.00s |
| 06 | FariD | Cpp14 | 0.00s |
| 07 | kpretomazi | Cpp | 0.00s |
| 08 | abdulmukit | Cpp | 0.00s |
| 09 | mamun02inf | Cpp | 0.00s |
| 10 | afzalul | Cpp14 | 0.00s |
| 11 | Not_Found0001 | Cpp | 0.00s |
| 12 | _dipu | Cpp14 | 0.01s |
| 13 | nazmul_bzs | Cpp14 | 0.01s |
| 14 | Rafiqul01 | Cpp14 | 0.01s |
| 15 | t0whid | Cpp | 0.01s |
| 16 | joymollick | Cpp14 | 0.01s |
| 17 | waqqas | Cpp | 0.01s |
| 18 | muntasir10mu | Cpp | 0.01s |
| 19 | ruhul_amin1122 | Cpp | 0.01s |
| 20 | souravahmed | C | 0.01s |
| 21 | milon019 | Cpp | 0.01s |
| 22 | Ruhul1975 | Cpp | 0.01s |
| 23 | Ratul23 | Cpp | 0.01s |
| 24 | Minhaj10 | C | 0.01s |
| 25 | exceptional_prapti | Cpp | 0.01s |
| 26 | mahmud2690 | Cpp | 0.01s |
| 27 | Raju47 | Cpp | 0.01s |
| 28 | ashikvai | Cpp | 0.01s |
| 29 | KM_Muntasir | Cpp | 0.01s |
| 30 | Frdhsn | C | 0.01s |
| 31 | Morass | Cpp14 | 0.01s |
| 32 | Alnoman120113 | C | 0.01s |
| 33 | Mahadi024 | Cpp14 | 0.01s |
| 34 | hmtanbir | Cpp14 | 0.01s |
| 35 | sk_roy | Cpp14 | 0.01s |
| 36 | n433m | Cpp | 0.01s |
| 37 | sojeeeeb | Cpp | 0.01s |
| 38 | seyedssz | Cpp14 | 0.01s |
| 39 | SakibAlamin | Cpp14 | 0.01s |
| 40 | giash_uddin | Cpp14 | 0.01s |
| 41 | Nazmul0092 | Cpp14 | 0.01s |
| 42 | smriad | Cpp14 | 0.01s |
| 43 | joy25896 | Cpp14 | 0.01s |
| 44 | return_SS | Cpp14 | 0.02s |
| 45 | alhelal_cse | Cpp14 | 0.02s |
| 46 | golapraj | Cpp14 | 0.02s |
| 47 | Alamgir_Hossain | Cpp14 | 0.02s |
| 48 | AlaminJust | Cpp14 | 0.02s |
| 49 | fearless_hasan | Cpp14 | 0.02s |
| 50 | terminator_c | Cpp14 | 0.02s |