IChO2022 problems

Explanation of the Examination

IChO2022_Questions_and_MarkingSchemes.pdf

ID	Nations and Regions	Code	Theoretical problems
1	Afghanistan	AFG	AFG-1 AFG-2 AFG-3 AFG-4
2	United Arab Emirates	ARE	ARE-1 ARE-2 ARE-3 ARE-4
3	Argentina	ARG	ARG-1 ARG-2 ARG-3 ARG-4
4	Armenia	ARM	ARM-1 ARM-2 ARM-3 ARM-4
5	Australia	AUS	AUS-1 AUS-2 AUS-3 AUS-4
6	Austria	AUT	AUT-1 AUT-2 AUT-3 AUT-4
7	Azerbaijan	AZE	AZE-1 AZE-2 AZE-3 AZE-4
8	Belgium	BEL	BEL-1 BEL-2 BEL-3 BEL-4
9	Bangladesh	BGD	BGD-1 BGD-2 BGD-3 BGD-4
10	Bulgaria	BGR	BGR-1 BGR-2 BGR-3 BGR-4
11	Brazil	BRA	BRA-1 BRA-2 BRA-3 BRA-4
12	Canada	CAN	CAN-1 CAN-2 CAN-3 CAN-4
13	Switzerland	CHE	CHE-1 CHE-2 CHE-3 CHE-4
14	China	CHN	CHN-1 CHN-2 CHN-3 CHN-4
15	Costa Rica	CRI	CRI-1 CRI-2 CRI-3 CRI-4
16	Cuba	CUB	CUB-1 CUB-2 CUB-3 CUB-4
17	Cyprus	CYP	CYP-1 CYP-2 CYP-3 CYP-4
18	Czech Republic	CZE	CZE-1 CZE-2 CZE-3 CZE-4
19	Germany	DEU	DEU-1 DEU-2 DEU-3 DEU-4
20	Denmark	DNK	DNK-1 DNK-2 DNK-3 DNK-4
21	Ecuador	ECU	ECU-1 ECU-2 ECU-3
22	Spain	ESP	ESP-1 ESP-2 ESP-3 ESP-4
23	Estonia	EST	EST-1 EST-2 EST-3 EST-4
24	Finland	FIN	FIN-1 FIN-2 FIN-3 FIN-4
25	France	FRA	FRA-1 FRA-2 FRA-3 FRA-4
26	United Kingdom	GBR	GBR-1 GBR-2 GBR-3 GBR-4
27	Georgia	GEO	GEO-1 GEO-2 EO-3 GEO-4
28	Greece	GRC	GRC-1 GRC-2 GRC-3 GRC-4
29	Hungary	HUN	HUN-1 HUN-2 HUN-3 HUN-4
30	Indonesia	IDN	IDN-1 IDN-2 IDN-3 IDN-4
31	India	IND	IND-1 IND-2 IND-3 IND-4
32	Ireland	IRL	IRL-1 IRL-2 IRL-3 IRL-4
33	Iran	IRN	IRN-1 IRN-2 IRN-3 IRN-4
34	Iceland	ISL	ISL-1 ISL-2 ISL-3 ISL-4
35	Israel	ISR	ISR-1 ISR-2 ISR-3 ISR-4
36	Japan	JPN	JPN-1 JPN-2 JPN-3 JPN-4
37	Kazakhstan	KAZ	KAZ-1 KAZ-2 KAZ-3 KAZ-4
38	Kyrgyzstan	KGZ	KGZ-1 KGZ-2 KGZ-3 KGZ-4
39	Korea	KOR	KOR-1 KOR-2 KOR-3 KOR-4
40	Sri Lanka	LKA	LKA-1 LKA-2 LKA-3 LKA-4
41	Lithuania	LTU	LTU-1 LTU-2 LTU-3 LTU-4
42	Luxembourg	LUX	LUX-1 LUX-2 LUX-3 LUX-4
43	Latvia	LVA	LVA-1 LVA-2 LVA-3 LVA-4
44	Moldova	MDA	MDA-1 MDA-2 MDA-3 MDA-4
45	Mexico	MEX	MEX-1 MEX-2 MEX-3 MEX-4
46	North Macedonia	MKD	MKD-1 MKD-2 MKD-3
47	Montenegro	MNE	MNE-1 MNE-2 MNE-3 MNE-4
48	Mongolia	MNG	MNG-1 MNG-2 MNG-3 MNG-4
49	Malaysia	MYS	MYS-1 MYS-2 MYS-3 MYS-4
50	Nigeria	NGA	NGA-1 NGA-2 NGA-3 NGA-4
51	Netherlands	NLD	NLD-1 NLD-2 NLD-3 NLD-4
52	Norway	NOR	NOR-1 NOR-2 NOR-3 NOR-4
53	Nepal	NPL	NPL-1 NPL-2 NPL-3 NPL-4
54	New Zealand	NZL	NZL-1 NZL-2 NZL-3 NZL-4
56	Oman	OMN	OMN-1 OMN-2 OMN-3 OMN-4
57	Pakistan	PAK	PAK-1 PAK-2 PAK-3 PAK-4
58	Peru	PER	PER-1 PER-2 PER-3 PER-4
59	Philippines	PHL	PHL-1 PHL-2 PHL-3 PHL-4
60	Poland	POL	POL-1 POL-2 POL-3 POL-4
61	Portugal	PRT	PRT-1 PRT-2 PRT-3 PRT-4
62	Paraguay	PRY	PRY-1 PRY-2
63	Qatar	QAT	QAT-1 QAT-2 QAT-3 QAT-4
64	Student team		Student-1 Student-2 Student-3 Student-4
65	Romania	ROU	ROU-1 ROU-2 ROU-3 ROU-4
66	Saudi Arabia	SAU	SAU-1 SAU-2 SAU-3 SAU-4
67	Singapore	SGP	SGP-1 SGP-2 SGP-3 SGP-4
68	El Salvador	SLV	SLV-1 SLV-2 SLV-3 SLV-4
69	Serbia	SRB	SRB-1 SRB-2 SRB-3 SRB-4
70	Slovakia	SVK	SVK-1 SVK-2 SVK-3 SVK-4
71	Slovenia	SVN	SVN-1 SVN-2 SVN-3 SVN-4
72	Sweden	SWE	SWE-1 SWE-2 SWE-3 SWE-4
73	Syria	SYR	SYR-1 SYR-2 SYR-3 SYR-4
74	Thailand	THA	THA-1 THA-2 THA-3 THA-4
75	Tajikistan	TJK	TJK-1 TJK-2 TJK-3 TJK-4
76	Turkmenistan	TKM	TKM-1 TKM-2 TKM-3 TKM-4
77	Chinese Taipei		ChineseTaipei-1 ChineseTaipei-2 ChineseTaipei-3 ChineseTaipei-4
78	Turkey	TUR	TUR-1 TUR-2 TUR-3 TUR-4
79	Ukraine	UKR	UKR-1 UKR-2 UKR-3 UKR-4
80	Uruguay	URY	URY-1 URY-2 URY-3
81	United States of America	USA	USA-1 USA-2 USA-3 USA-4
82	Uzbekistan	UZB	UZB-1 UZB-2 UZB-3 UZB-4
83	Venezuela	VEN	VEN-1
84	Vietnam	VNM	VNM-1 VNM-2 VNM-3 VNM-4
85	South Africa	ZAF	ZAF-1 ZAF-2

Problems