Submission #2852927
Source Code Expand
n = gets.chomp.to_i a = gets.chomp.split(" ").map(&:to_i) s = [0] n.times do |i| s[i+1] = s[i] + a[i] end h = Hash.new(0) s.each do |i| h[i] += 1 end ans = 0 h.each do |k, v| if v == 1 next elsif v == 2 ans += 1 else ans += (v * (v - 1) / 2) end end puts ans
Submission Info
Submission Time | |
---|---|
Task | A - Zero-Sum Ranges |
User | wtnk0812 |
Language | Ruby (2.3.3) |
Score | 200 |
Code Size | 308 Byte |
Status | AC |
Exec Time | 208 ms |
Memory | 32588 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 200 / 200 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample_01.txt, sample_02.txt, sample_03.txt |
All | sample_01.txt, sample_02.txt, sample_03.txt, sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_01.txt, subtask_1_02.txt, subtask_1_03.txt, subtask_1_04.txt, subtask_1_05.txt, subtask_1_06.txt, subtask_1_07.txt, subtask_1_08.txt, subtask_1_09.txt, subtask_1_10.txt, subtask_1_11.txt, subtask_1_12.txt, subtask_1_13.txt, subtask_1_14.txt, subtask_1_15.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 7 ms | 1788 KB |
sample_02.txt | AC | 7 ms | 3836 KB |
sample_03.txt | AC | 7 ms | 1788 KB |
subtask_1_01.txt | AC | 7 ms | 1788 KB |
subtask_1_02.txt | AC | 7 ms | 1788 KB |
subtask_1_03.txt | AC | 84 ms | 13132 KB |
subtask_1_04.txt | AC | 28 ms | 4296 KB |
subtask_1_05.txt | AC | 58 ms | 8324 KB |
subtask_1_06.txt | AC | 208 ms | 32588 KB |
subtask_1_07.txt | AC | 126 ms | 16844 KB |
subtask_1_08.txt | AC | 124 ms | 16588 KB |
subtask_1_09.txt | AC | 118 ms | 16460 KB |
subtask_1_10.txt | AC | 184 ms | 27724 KB |
subtask_1_11.txt | AC | 130 ms | 17356 KB |
subtask_1_12.txt | AC | 130 ms | 17356 KB |
subtask_1_13.txt | AC | 184 ms | 27724 KB |
subtask_1_14.txt | AC | 130 ms | 17356 KB |
subtask_1_15.txt | AC | 130 ms | 17356 KB |