CSES - E4590 2018 0 - Results
Submission details
Task:Loops
Sender:Uolevi
Submission time:2018-09-11 22:08:38 +0300
Language:Python3
Status:READY
Result:
Test results
testverdicttime
#10.04 sdetails
#20.04 sdetails
#30.05 sdetails
#40.04 sdetails
#50.05 sdetails
#60.12 sdetails
#70.25 sdetails
#80.09 sdetails
#90.18 sdetails
#100.29 sdetails
#110.28 sdetails
#120.24 sdetails
#130.36 sdetails
#140.35 sdetails
#150.16 sdetails
#160.20 sdetails
#170.12 sdetails
#180.28 sdetails
#190.16 sdetails
#200.30 sdetails

Code

a = input()
a = int(a)
x = 0
for i in range(0,a):
    x+=(a-i+1)*(a-i+2)/2
print(int(x))

Test details

Test 1

Verdict:

input
1

correct output
1

user output
3

Test 2

Verdict:

input
2

correct output
4

user output
9

Test 3

Verdict:

input
3

correct output
10

user output
19

Test 4

Verdict:

input
4

correct output
20

user output
34

Test 5

Verdict:

input
5

correct output
35

user output
55

Test 6

Verdict:

input
263528

correct output
3050239857553560

user output
3050274581452244

Test 7

Verdict:

input
630093

correct output
41693157083373415

user output
41693355592912888

Test 8

Verdict:

input
108426

correct output
212452122723676

user output
212458000985053

Test 9

Verdict:

input
407203

correct output
11253428501536410

user output
11253511409288820

Test 10

Verdict:

input
798489

correct output
84851044799375085

user output
84851363592914384

Test 11

Verdict:

input
699773

correct output
57111314541226175

user output
57111559383401592

Test 12

Verdict:

input
535193

correct output
25549503060424365

user output
25549646277000780

Test 13

Verdict:

input
951724

correct output
143675653860541900

user output
143676106751255568

Test 14

Verdict:

input
997759

correct output
165549173593263040

user output
165549671356270752

Test 15

Verdict:

input
368832

correct output
8362537201182784

user output
8362605220258144

Test 16

Verdict:

input
497882

correct output
20569827174211084

user output
20569951118200868

Test 17

Verdict:

input
235672

correct output
2181615649088424

user output
2181643420087724

Test 18

Verdict:

input
721959

correct output
62717416230802340

user output
62717676844284120

Test 19

Verdict:

input
328943

correct output
5932184601121240

user output
5932238703363279

Test 20

Verdict:

input
779320

correct output
78885627953685640

user output
78885931624685840