Submission #2904084

Source Code Expand

A = int(input())
B = int(input())
MOD = 10**9+7
ans = 0
for k in range(A,B+1):
    ans += k * k * (k+1) // 2
print(ans % MOD)

Submission Info

Submission Time
Task A - Counting on a Triangle
User prd_xxx
Language Python (3.4.3)
Score 100
Code Size 131 Byte
Status AC
Exec Time 323 ms
Memory 2940 KB

Judge Result

Set Name Sample Subtask1 All
Score / Max Score 0 / 0 20 / 20 80 / 80
Status
AC × 3
AC × 13
AC × 26
Set Name Test Cases
Sample subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt
Subtask1 subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask0_sample_01.txt, subtask0_sample_02.txt
All subtask0_sample_01.txt, subtask0_sample_02.txt, subtask0_sample_03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt
Case Name Status Exec Time Memory
subtask0_sample_01.txt AC 16 ms 2940 KB
subtask0_sample_02.txt AC 17 ms 2940 KB
subtask0_sample_03.txt AC 17 ms 2940 KB
subtask1_01.txt AC 17 ms 2940 KB
subtask1_02.txt AC 17 ms 2940 KB
subtask1_03.txt AC 17 ms 2940 KB
subtask1_04.txt AC 17 ms 2940 KB
subtask1_05.txt AC 17 ms 2940 KB
subtask1_06.txt AC 17 ms 2940 KB
subtask1_07.txt AC 17 ms 2940 KB
subtask1_08.txt AC 17 ms 2940 KB
subtask1_09.txt AC 17 ms 2940 KB
subtask1_10.txt AC 17 ms 2940 KB
subtask1_11.txt AC 17 ms 2940 KB
subtask2_01.txt AC 323 ms 2940 KB
subtask2_02.txt AC 320 ms 2940 KB
subtask2_03.txt AC 36 ms 2940 KB
subtask2_04.txt AC 40 ms 2940 KB
subtask2_05.txt AC 32 ms 2940 KB
subtask2_06.txt AC 77 ms 2940 KB
subtask2_07.txt AC 99 ms 2940 KB
subtask2_08.txt AC 70 ms 2940 KB
subtask2_09.txt AC 311 ms 2940 KB
subtask2_10.txt AC 292 ms 2940 KB
subtask2_11.txt AC 297 ms 2940 KB
subtask2_12.txt AC 290 ms 2940 KB