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→ Virtual participation
Virtual contest is a way to take part in past contest, as close as possible to participation on time. It is supported only ICPC mode for virtual contests.
If you've seen these problems, a virtual contest is not for you - solve these problems in the archive.
If you just want to solve some problem from a contest, a virtual contest is not for you - solve this problem in the archive.
Never use someone else's code, read the tutorials or communicate with other person during a virtual contest.
→ Practice?
Want to solve the contest problems after the official contest ends? Just register for practice and you will be able to submit solutions.
→ Status filter
→ Contest materials
Problem A - 一卡通
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 321732249 | May/28/2025 08:13 |
 define int long long( zhou qi fan , gu ling han , wei zi he ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732251 | May/28/2025 08:13 |
mao mao bu yao da mo ni ( gong hao kai , zhao shu rang , pan jun chi ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732252 | May/28/2025 08:13 |
yang fan xu xin chen ( liu wei chen , pan yi xin , wang xu feng ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732254 | May/28/2025 08:13 |
wang wang dui ( cui jia jun , wu si yuan , wang cheng yang ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732255 | May/28/2025 08:13 |
SOS( huang can chen , zhou chen xi , zhang chen ming ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732256 | May/28/2025 08:13 |
rp++( huang bang ming , sun jia yan , chen yi jia ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732258 | May/28/2025 08:13 |
dai ma xian feng ( feng shuai ding , pang hao ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732259 | May/28/2025 08:13 |
chun qing huo xi dui ( zhao xia wei , qiu xu hong , guo han ze ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732260 | May/28/2025 08:13 |
you fen jiu dui ( wang chen , zhang yi lin , chen le yang ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732263 | May/28/2025 08:13 |
wu ming ( qin shao kang , huo guang zhe , zhang run qi ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732264 | May/28/2025 08:13 |
wu di bao ling zhan shi ( xiao zhi heng , zhu jia hang , pu jing ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732265 | May/28/2025 08:13 |
you qing can yu (yky, zw) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732266 | May/28/2025 08:13 |
Shining Team( li rui jia , wei si yuan , tan ye ming ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732267 | May/28/2025 08:13 |
cheng xu san bao ( zhu song ge , sun qi xin , lin jia chang ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732268 | May/28/2025 08:13 |
2.5 ying hui qin shi ( jin he tao , du xin yan ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732269 | May/28/2025 08:13 |
san ge chou pi jiang ( mei wei zhen , yu bo , wu zhong ya ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732270 | May/28/2025 08:13 |
Segmentation Fault( tuo li yuan , qian yi chen , jiang li wei ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732271 | May/28/2025 08:13 |
ting qu wa sheng yi pian ( liu xu ze , xin hao yang , ma yu yi ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732272 | May/28/2025 08:13 |
CodeZero( qiao xing kai , peng yun , ye bao shen ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732273 | May/28/2025 08:13 |
cao shen shi jie di yi dui ( zheng hao wen , hong rong yu , zhang pei yu ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732275 | May/28/2025 08:13 |
shen me dui neng chi ma ( xu yu xuan , shi jun wen , zhang ji rui ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732276 | May/28/2025 08:13 |
zhi zuo qian dao ti ( wang jin biao , lan jing ru ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732277 | May/28/2025 08:13 |
chu ti ren shuo zhi yao hui er fen jiu lai le ( gao yu xuan , xu jin tong , chen jia le ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732279 | May/28/2025 08:13 |
AAA wang wang dui ( zhou ruo heng , zhou ao lin , zhao run hao ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732280 | May/28/2025 08:13 |
3a.m. de 509( wei hao wen , chen he zhe , han lin ao ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732282 | May/28/2025 08:13 |
mikufans( hou xiang , liu peng , wang yu hang ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732284 | May/28/2025 08:13 |
zyh zhan dui ( wang xin yang , lv yao , zhang yu hang ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732294 | May/28/2025 08:13 |
zi ding yi xiao dui _1( wang jia can , he zhi cong , luan ceng jie ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732296 | May/28/2025 08:13 |
mei you ming zi ( ye jia shun , xie tian yu , zhou yi zhou ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732297 | May/28/2025 08:13 |
you ming zi jiu hao ( jiang zhong ze , yang xi rui , qiu ji ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732306 | May/28/2025 08:13 |
NullPointers( geng wan ying , gou yu xin ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732314 | May/28/2025 08:13 |
zhong zai can yu dui ( tian zhi teng , ma lin ming ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 321732316 | May/28/2025 08:13 |
shen me dou dui ( wang yi ming , cui jia yu ) |
A - 一卡通 | Unknown | Accepted | 0 ms | 0 KB |
| 320188240 | May/18/2025 09:04 | Deemo_ML | A - 一卡通 | PyPy 3-64 | Accepted | 93 ms | 200 KB |
| 320581916 | May/21/2025 05:57 | __baozii__# | A - 一卡通 | PyPy 3-64 | Accepted | 93 ms | 200 KB |
| 383536830 | Jul/20/2026 08:58 | lifurui114514 | A - 一卡通 | C++20 (GCC 13-64) | Accepted | 31 ms | 100 KB |
| 334470023 | Aug/19/2025 07:06 | SHU3: niema, ruishengguo, JYWE# | A - 一卡通 | PyPy 3-64 | Accepted | 93 ms | 0 KB |
| 383655144 | Jul/21/2026 08:13 | chenjinnuo12345 | A - 一卡通 | C++23 (GCC 14-64, msys2) | Accepted | 31 ms | 100 KB |
| 320201503 | May/18/2025 10:57 | Foodieman | A - 一卡通 | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 100 KB |
| 383586557 | Jul/20/2026 16:05 | yujiaze | A - 一卡通 | C++17 (GCC 7-32) | Accepted | 46 ms | 100 KB |
| 373477979 | May/04/2026 09:04 | Why play #include: houy114, lixintianshen, minsiqi# | A - 一卡通 | C++17 (GCC 7-32) | Accepted | 46 ms | 100 KB |
| 320199200 | May/18/2025 10:37 | Joler_ | A - 一卡通 | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 0 KB |
| 370236652 | Apr/08/2026 10:20 | cynicism22 | A - 一卡通 | C++17 (GCC 7-32) | Accepted | 46 ms | 100 KB |
| 320188422 | May/18/2025 09:05 | Submit All Right: 8178616, zachary_wang, ccf_CHeN | A - 一卡通 | C++20 (GCC 13-64) | Accepted | 46 ms | 100 KB |
| 383525071 | Jul/20/2026 06:39 | 1xxd20131012 | A - 一卡通 | C++17 (GCC 7-32) | Accepted | 46 ms | 100 KB |
| 321920728 | May/29/2025 15:01 | junliang123 | A - 一卡通 | C++17 (GCC 7-32) | Accepted | 61 ms | 0 KB |
| 383538195 | Jul/20/2026 09:12 | wangyuhao0613 | A - 一卡通 | C++20 (GCC 13-64) | Accepted | 46 ms | 100 KB |
| 383892097 | Jul/23/2026 06:37 | tanmingyue | A - 一卡通 | C++23 (GCC 14-64, msys2) | Accepted | 46 ms | 0 KB |
| 383521555 | Jul/20/2026 05:34 | wangjuanxi123 | A - 一卡通 | C++23 (GCC 14-64, msys2) | Accepted | 31 ms | 100 KB |
| 383571057 | Jul/20/2026 13:57 | dongyichen | A - 一卡通 | C++17 (GCC 7-32) | Accepted | 31 ms | 100 KB |
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