Zero1 Online Judge System

An Online Judge System For Begneers

AC: Accept.
NA: Not Accepted. Some test cases were not currect.
WA: Wrong Answer with the line number and current answer.
TLE: Time Limit Exceed.
MLE: Memory Limit Exceed.
OLE: Output Limit Exceed.
RE: Runtime Error e.q.: Out of range in Array.
RF: Restricted Function.
CE: Compile Error. The Compiler
SE: System Error, undefined Errors.

本系統目前支援的程式語言如下：

User's guide | 我要加題目

Announcement

PCOI 2023 第二季題目 (2024-02-24 23:45)

Latest Problems

a260. 計算有多少個0
a136. N的倍數
b339. 同行文字
b338. 外星探測
a138. 三龍杯 -> 河內之塔 -- 2011三龍杯 (成附建杯)
b337. 不是太貴了
b321. 逆序对
b334. 蝸牛渦寶
b332. 等腰三角形
a820. 求餘數
b331. 棋盤
b325. LCM

b329. 输入输出优化
b315. 求解最大公因數(大數版)
b324. 反求phi(n)
b328. 二分Rope
b326. 整除进阶
b323. 求phi(n)
a335. 朱古力
b273. 組合和 -- 算法入門C++進階班練習題
b287. PG4_2306_幸运数 -- GESP
b314. 超出預算
b309. PG2_2303_字母阵列 -- GESP
b308. PG3_2309_进制判断 -- GESP

Top Coder
1360467-8@g.... (tetris)	797/92%
1361145-3@g.... (S3F22陳偉祺)	747/86%
1453222-0@g.... (S2B08)	739/85%
1554101-0@g.... (S1B29黃宇彬)	728/84%
1454530-6@g.... (S2A13區叡恆)	707/82%
1360198-9@g.... (tler)	706/82%
1452945-9@g.... (S2F38羅振軒)	699/81%
1450840-0@g.... (S2B11李子舜)	697/80%
1454884-4@g.... (S2A06吳雨慧)	665/77%
asnewchien@g... (david chien)	625/72%
	more...

Top Author
kichan@g.pui... (陳嘉賢CHAN KA IN)	292
ricky (電腦黃)	192
lamkinun@gma... (Kinda Lam)	87
admin (Judge)	59
zero (管理員)	56
issin@g.puic... (冼一心老師)	26
xllin@g.puic... (Emily Lin)	25
cwng@g.puich... (吳振華NG CHAN WA)	20
1360174-1@g.... (S3A05何彥樂)	19
1164120-7@g.... (hcng)	16

Top School
1: Pui Ching Middle School
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