Submission #8022011

Source Code Expand

import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines

N,*D = map(int,read().split())

S = sum(D)
T = sum(x*x for x in D)

answer = (S*S-T)//2
print(answer)

Submission Info

Submission Time
Task B - TAKOYAKI FESTIVAL 2019
User maspy
Language Python (3.4.3)
Score 200
Code Size 229 Byte
Status AC
Exec Time 17 ms
Memory 3060 KiB

Judge Result

Set Name All Sample
Score / Max Score 200 / 200 0 / 0
Status
AC × 12
AC × 2
Set Name Test Cases
All sample_01, sample_02, testcase_0, testcase_1, testcase_2, testcase_3, testcase_4, testcase_5, testcase_6, testcase_7, testcase_8, testcase_9
Sample sample_01, sample_02
Case Name Status Exec Time Memory
sample_01 AC 17 ms 2940 KiB
sample_02 AC 17 ms 2940 KiB
testcase_0 AC 17 ms 2940 KiB
testcase_1 AC 17 ms 2940 KiB
testcase_2 AC 17 ms 2940 KiB
testcase_3 AC 17 ms 2940 KiB
testcase_4 AC 17 ms 3060 KiB
testcase_5 AC 17 ms 2940 KiB
testcase_6 AC 17 ms 2940 KiB
testcase_7 AC 17 ms 2940 KiB
testcase_8 AC 17 ms 2940 KiB
testcase_9 AC 17 ms 2940 KiB