Courses offered during academic year 2021-22

S.No	Course Code	Course Name	Regulation	Branch	Semester
1	AHSC01	English	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ECE \| EEE \| ME \| CE	I,II
2	AEEC01	Basic Electrical Engineering	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ME \| CE	I,II
3	AEEC02	Electrical circuits	UG20	ECE \| EEE	II
4	AHSC06	Chemistry	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ECE \| EEE \| ME \| CE	I,II
5	AHSC02	Linear Algebra and Calculus	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ECE \| EEE \| ME \| CE	I
6	ACSC01	Python Programming	UG20	AE \| CSE \| ECE \| CSE (CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| EEE \| ME \| CE	I
7	AHSC03	Engineering Physics	UG20	AE \| ECE \| EEE \| ME \| CE \|	I
8	AHSC09	Applied Physics	UG20	CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT	I
9	ACSC06	Experiential Engineering Education (ExEEd) – Academic Success	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ECE \| EEE \| ME \| CE	I,II
10	AMEC01	Engineering Mechanics	UG20	AE \| ME \| CE	II
11	ACSC04	Programming for Problem Solving Using C	UG20	CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ECE \| EEE	II
12	AHSC07	Mathematical Transform Techniques	UG20	AE \| ECE \| EEE \| ME \| CE	II
13	AHSC08	Probability and Statistics	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ME \| CE	II,III,IV
14	ACSC09	Experiential Engineering Education (ExEEd) – Prototype / Design Building	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ECE \| EEE \| ME \| CE	III
15	ACSC14	Experiential Engineering Education (ExEEd) – Fabrication / Model Development	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ECE \| EEE \| ME \| CE	IV
16	AHSC13	Business Economics and Financial Analysis	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ECE \| EEE \| ME \| CE	IV,V,VI
17	AEEC04	Basic Electrical Engineering Laboratory	UG20	CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT	I
18	ACSC02	Python Programming Laboratory	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ECE \| EEE \| ME \| CE	I
19	AMEC04	Engineering Workshop Practice	UG20	CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \|ECE \| EEE	I
20	AHSC04	English Language and Communication Skills Laboratory	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT ECE \| \| EEE \| ME \| CE	I,II
21	AHSC05	Physics Laboratory	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \| ECE \| EEE \| ME \| CE	I,II
22	ACSC05	Programming for Problem Solving using C Laboratory	UG20	CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT \|ECE \| EEE	II
23	AMEC02	Manufacturing Practice	UG20	AE \| ME \| CE	II
24	AMEC03	Computer Aided Engineering Drawing	UG20	AE \| ME \| CE	II
25	ACSC03	Programming for Problem Solving Laboratory	UG20	AE \| ME \| CE	II
26	AEEC03	Electrical Circuits laboratory	UG20	ECE \| EEE	II
27	AITC01	Discrete Mathematical Structures	UG20	CSE \| IT \| CSIT	III
28	ACAC01	Probabilistic Modelling and Reasoning	UG20	CSE (AI&ML)	III
29	ACDC01	Principles of Data Science	UG20	DS	III
30	ACCC01	Mathematical Foundation for Cyber Security	UG20	CS	III
31	AECC01	Electronic Devices and Circuits	UG20	ECE	III
32	AEEC05	Network Analysis	UG20	EEE	III
33	AMEC05	Solid Mechanics	UG20	ME	III
34	ACEC01	Surveying and Geomatics	UG20	CE	III
35	AAEC02	Engineering Thermodynamics	UG20	AE	III
36	ACSC07	Computer Organization and Architecture	UG20	CSE \| IT \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT	III
37	AECC02	Signals and Systems	UG20	ECE	III
38	AEEC06	Electromagnetic Fields	UG20	EEE	III
39	AMEC06	Thermodynamics	UG20	ME	III
40	ACEC02	Strength of Materials	UG20	CE	III
41	AAEC03	Fluid Dynamics	UG20	AE	III
42	AECC08	Analog and Digital Electronics	UG20	CSE \| IT \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSIT	III
43	AECC03	Digital System Design	UG20	ECE	III
44	AECC07	Analog Electronics	UG20	EEE	III
45	AMEC07	Materials Engineering	UG20	ME	III
46	ACEC03	Fluid Mechanics	UG20	CE	III
47	ACSC08	Data Structures	UG20	AE \| CSE \| IT \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| ECE \| EEE \| ME \| CE	III
48	AITC02	Programming with Objects	UG20	CSE \| CSE(DS) \| CSIT\| IT \|	III
49	AECC04	Probability Theory and Stochastic Processes	UG20	ECE	III
50	AEEC07	DC Machines and Transformers	UG20	EEE	III
51	ACEC04	Engineering Geology	UG20	CE	III
52	AAEC04	Fluid Dynamics Laboratory	UG20	AE	III
53	AAEC05	Mechanics of Solids Laboratory	UG20	AE	III
54	ACSC10	Data Structures Laboratory	UG20	AE \| CSE \| IT \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| ECE \| EEE \| ME \| CE	III
55	AECC05	Electronic Devices and Circuits Laboratory	UG20	ECE	III
56	AECC06	Digital System Design Laboratory	UG20	ECE	III
57	AMEC08	Machine Drawing through CAD Laboratory	UG20	ME	III
58	AMEC09	Materials and Solid Mechanics Laboratory	UG20	ME	III
59	ACEC05	Surveying and Geomatics Laboratory	UG20	CE	III
60	ACEC06	Engineering Geology Laboratory	UG20	CE	III
61	AITC03	Programming with Objects Laboratory	UG20	CSE \| IT \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT	III
62	ACSC11	Advanced Python Programming Laboratory	UG20	CSE \| IT \| CSIT\|	III
63	ACSC16	Linux Programming Laboratory	UG20	CSE (CS)	III
64	ACDC02	Data Science Laboratory	UG20	CSE (DS)	III
65	ACAC02	R for Probabilistic Modelling and reasoning Laboratory	UG20	CSE (AI&ML)	III
66	AAEC06	Aerospace Structures	UG20	AE	IV
67	AHSC10	Essence of Indian Traditional Knowledge	UG20	AE \| CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT IT \| ECE \| EEE \| ME \| CE	III
68	ACSC12	Operating Systems	UG20	CSE \| CSE (AI&ML) \| CSE (CS) \|CSE(DS) \| CSIT \|IT	III, IV
69	ACAC03	Foundations of Machine Learning	UG20	CSE (AI&ML)	IV
70	ACDC03	Data Management and Representation	UG20	CSE (DS)	IV
71	AECC09	Analog and Pulse Circuits	UG20	ECE	IV
72	AECC16	Digital Electronics	UG20	EEE	IV
73	AMEC10	Kinematics of Machinery	UG20	ME	IV
74	ACEC07	Theory of Structures	UG20	CE	IV
75	AAEC07	Aircraft Propulsion	UG20	AE	IV
76	ACSC13	Design and Analysis of Algorithms	UG20	CSE \| CSE (AI&ML) \| CSE (CS) \| CSE (DS) \| CSIT \| IT	IV
77	AECC10	Analog and Digital Communications	UG20	ECE	IV
78	AEEC10	Electrical Power Generation Systems	UG20	EEE	IV
79	AMEC11	Manufacturing Processes	UG20	ME	IV
80	ACEC08	Hydraulics and Hydraulic Machinery	UG20	CE	IV
81	AAEC08	Aerodynamics	UG20	AE	IV
82	AITC04	Theory of Computation	UG20	CSE \| CSE (AI&ML) \| CSIT \| IT	IV
83	ACCC02	Foundations of Cyber Security	UG20	CSE(CS)	IV
84	AECC11	Electromagnetic Waves and Transmission Lines	UG20	ECE	IV
85	AEEC11	AC Machines	UG20	EEE	IV
86	AMEC12	Fluid Mechanics and Hydraulic Machines	UG20	ME	IV
87	ACEC09	Building Materials - Planning and Construction	UG20	CE	IV
88	AAEC09	Flight Mechanics	UG20	AE	IV
89	AITC05	Database Management Systems	UG20	CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT	IV
90	AECC12	IC Applications	UG20	ECE	IV
91	AEEC12	Control Systems	UG20	EEE	IV
92	AMEC13	Applied Thermodynamics	UG20	ME	IV
93	ACEC10	Concrete Technology	UG20	CE	IV
94	AAEC10	Aircraft Production Technology	UG20	AE	IV
95	AHSC12	Complex Analysis and Special Functions	UG20	ECE	IV
96	AHSC11	Complex Analysis and Probability Distributions	UG20	EEE	IV
97	AMEC14	Design of Machine Elements	UG20	ME	IV
98	AAEC17	Heat and Mass Transfer	UG20	AE	IV
99	AITC06	Computer Networks	UG20	CSE(CS) \| IT	IV
100	AITC09	Web Application Development	UG20	CSE(DS) \| CSE (AI&ML)	IV
101	AECC49	Digital Design through Verilog	UG20	ECE	IV
102	AAEC11	Aerospace Structures Laboratory	UG20	AE	IV
103	AAEC12	Aerodynamics and Propulsion Laboratory	UG20	AE	IV
104	AAEC13	Aircraft Production Technology Laboratory	UG20	AE	IV
105	AECC13	Analog and Pulse Circuits Laboratory	UG20	ECE	IV
106	AECC14	Analog and Digital Communications Laboratory	UG20	ECE	IV
107	AECC15	IC Applications Laboratory	UG20	ECE	IV
108	AEEC13	AC Machines Laboratory	UG20	EEE	IV
109	AEEC14	Control Systems Laboratory	UG20	EEE	IV
110	AECC17	Analog and Digital Electronics Laboratory	UG20	EEE	IV
111	AMEC15	Manufacturing Processes Laboratory	UG20	ME	IV
112	AMEC16	Fluid Mechanics and Hydraulic Machines Laboratory	UG20	ME	IV
113	AMEC17	Applied Thermodynamics Laboratory	UG20	ME	IV
114	ACEC11	Concrete Technology Laboratory	UG20	CE	IV
115	ACEC12	Hydraulics and Hydraulic Machinery Laboratory	UG20	CE	IV
116	ACEC13	Strength of Materials Laboratory	UG20	CE	IV
117	AITC07	Database Management Systems Laboratory	UG20	CSE \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT \| IT	IV
118	ACSC15	Design and Analysis of Algorithms Laboratory	UG20	CSE \| CSE(CS) \| CSIT \| IT	IV
119	ACSC16	Linux Programming Laboratory	UG20	CSE \| CSIT \| CSE(DS)	IV
120	AITC10	Web Application Development	UG20	CSE(DS) \| CSE (AI&ML)	IV
121	AITC12	Computer Networks Laboratory	UG20	CSE(CS)	IV
122	AITC08	Linux Internals Laboratory	UG20	IT	IV
123	ACSC4	Foundations of Machine Learning Laboratory	UG20	CSE (AI&ML)	IV
124	AHSC15	Soft Skills and Interpersonal Communication	UG20	CSE \| IT \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT	IV
125	ACSC18	Fundamentals of Database Systems	UG20	AE \| ECE \| EEE \| ME \| CE	IV
126	AHSC14	Indian Constitution	UG20	CSE \| IT \| CSE (AI&ML) \| CSE(CS) \| CSE(DS) \| CSIT	IV
127	ACSB41	Java Programming	R18	ECE	V
128	AECB24	Microprocessors andMicrocontrollers	R18	EEE	V
129	AMEB16	Manufacturing Technology	R18	ME	V
130	AAEB13	Aircraft Stability andControl	R18	AE	V
131	ACSB10	Object Oriented Analysis andDesign	R18	CSE \| IT	V
132	AECB18	Antennas andWave Propagation	R18	ECE	V
133	AEEB19	Electrical Power Transmission Systems	R18	EEE	V
134	AMEB17	Dynamics of Machinery	R18	ME	V
135	ACEB12	Mechanics of Material	R18	CE	V
136	AAEB14	Analysis of Aircraft Structures	R18	AE	V
137	ACSB11	Compiler Design	R18	CSE \| IT	V
138	AECB19	Linear andDigital IC Applications	R18	ECE	V
139	AEEB20	Power Electronics	R18	EEE	V
140	AMEB18	Applied Thermodynamics-II	R18	ME	V
141	ACEB13	Structural Engineering	R18	CE	V
142	AAEB15	High Speed Aerodynamics	R18	AE	V
143	AITB09	Web Technologies	R18	CSE \| IT	V
144	AECB20	Digital Communications	R18	ECE	V
145	AAEB16	Aircraft Production Technology	R18	AE	V
146	AITB10	Computer Networks	R18	CSE \| IT	V
147	ACEB14	Hydraulic Engineering	R18	CE	V
148	ACSB12	Case Tools Laboratory	R18	CSE \| IT	V
149	AITB11	Web Technologies Laboratory	R18	CSE \| IT	V
150	AECB21	Linear AndDigital IC Applications Laboratory	R18	ECE	V
151	AECB22	Digital Communications Laboratory	R18	ECE	V
152	AECB26	Microprocessors andMicrocontrollers Laboratory	R18	EEE	V
153	AEEB21	Power Electronics Laboratory	R18	EEE	V
154	AAEB17	Computer Aided Design Laboratory	R18	AE	V
155	AAEB18	Aircraft Production Technology Laboratory	R18	AE	V
156	AMEB19	Manufacturing Technology Laboratory	R18	ME	V
157	AMEB20	Theory of Machines Laboratory	R18	ME	V
158	ACEB15	Hydraulic Engineering Laboratory	R18	CE	V
159	ACEB16	Concrete Technology Laboratory	R18	CE	V
160	AHSB15	Project Based Learning (Prototype / Design Building)	R18	AE \| CSE \| IT \| ECE \| EEE \| ME \| CE	V
161	ACSB21	Machine Learning	R18	CSE \| IT	V
162	AECB32	Electronic Measurements AndInstrumentation	R18	ECE	V
163	AAEB32	Unmanned Air Vehicles	R18	AE	V
164	AEEB34	Electrical Energy Conservation and Auditing	R18	EEE	V
165	AMEB33	Automobile Engineering	R18	ME	V
166	AMEB54	Mechanical Properties of Materials	R18	AE\| CE	V
167	ACSB34	Relational Database Management Systems	R18	AE \| EEE \| ME \| CE	V,VI
168	ACEB17	Engineering Economics, Estimation andCosting	R18	CE	VI
169	AAEB19	Finite Element Analysis	R18	AE	VI
170	AMEB21	Heat Transfer	R18	ME	VI
171	ACEB18	Hydrology andWater Resources Engineering	R18	CE	VI
172	ACSB13	Principles of Artificial Intelligence	R18	CSE \| IT	VI
173	AECB23	Digital Signal Processing	R18	ECE	VI
174	AEEB22	Power System Analysis	R18	EEE	VI
175	AAEB20	Computational Aerodynamics	R18	AE	VI
176	AMEB22	Finite Element Methods	R18	ME	VI
177	ACEB19	Geotechnical Engineering	R18	CE	VI
178	ACSB14	Data Ware Housing andData Mining	R18	CSE \| IT	VI
179	AECB24	Microprocessors andMicrocontrollers	R18	ECE	VI
180	AEEB23	Electric Drives andStatic Control	R18	EEE	VI
181	AAEB21	Aircraft Systems	R18	AE	VI
182	AMEB23	Design of Machine Elements	R18	ME	VI
183	AITB12	Linux Programming	R18	CSE \| IT	VI
184	ACSB15	Data Ware Housing andData Mining Laboratory	R18	CSE \| IT	VI
185	AITB13	Linux Programming Laboratory	R18	CSE \| IT	VI
186	AECB25	Digital Signal Processing Laboratory	R18	ECE	VI
187	AECB26	Microprocessors andMicrocontrollers Laboratory	R18	ECE	VI
188	AAEB22	Computational Aerodynamics Laboratory	R18	AE	VI
189	AAEB23	Computational Structural Analysis Laboratory	R18	AE	VI
190	AEEB25	Electrical Measurements andInstrumentation Laboratory	R18	EEE	VI
191	AEEB26	PLC andIndustrial Automation Laboratory	R18	EEE	VI
192	AMEB24	Heat Transfer Laboratory	R18	ME	VI
193	AMEB25	Fluid Thermal Modeling andSimulation Laboratory	R18	ME	VI
194	ACEB20	Geotechnical Engineering Laboratory	R18	CE	VI
195	ACEB21	Reinforced Concrete Structures Drawing Laboratory	R18	CE	VI
196	AITB20	Internet of Things	R18	CSE \| IT	VI
197	AITB22	Information Security	R18	CSE \| IT	VI
198	AAEB40	Rocket andMissiles	R18	AE	VI
199	AAEB35	Experimental Aerodynamics	R18	AE	VI
200	AECB35	Digital Image Processing	R18	ECE	VI
201	AECB42	Wireless Communications andNetworks	R18	ECE	VI
202	AECB39	Cellular AndMobile Communications	R18	ECE	VI
203	AMEB39	Additive Manufacturing Process	R18	ME	VI
204	AMEB35	Computational Fluid Dynamics	R18	ME	VI
205	AECB63	Principles of Signals andSystems	R18	EEE	VI
206	AMEB56	Introduction to Robotics	R18	EEE	VI
207	AEEB41	Electrical Safety andSafety Management	R18	EEE	VI
208	ACEB30	Design of Steel Structures AndDrawing	R18	CE	VI
209	ACEB34	Design of Concrete Structures-I	R18	CE	VI
210	AHSB18	Soft Skills and Interpersonal Communication	R18	AE \| ME	VI,VII
211	ACSB16	Big Data and Business Analytics	R18	CSE	VII
212	AITB14	Big Data Analytics	R18	IT	VII
213	AECB27	VLSI Design	R18	ECE	VII
214	AEEB27	Power System Protection	R18	EEE	VII
215	AAEB25	Aerospace Structural Dynamics	R18	AE	VII
216	ACSB17	Cloud Application Development	R18	CSE	VII
217	AITB15	Cloud Computing	R18	IT	VII
218	AECB28	Satellite and Microwave Engineering	R18	ECE	VII
219	AEEB28	Power System Operation and Control	R18	EEE	VII
220	AMEB27	Instrumentation and Control Systems	R18	ME	VII
221	AAEB24	Flight Vehicle Design	R18	AE	VII
222	AMEB26	CAD/CAM	R18	ME	VII
223	ACEB22	Environmental Engineering	R18	CE	VII
224	ACEB23	Transportation Engineering	R18	CE	VII
225	ACSB18	Big Data and Business Analytics Laboratory	R18	CSE	VII
226	ACSB19	Cloud Application Development Laboratory	R18	CSE	VII
227	AITB16	Big Data Analytics Laboratory	R18	IT	VII
228	AITB17	Cloud Computing Laboratory	R18	IT	VII
229	AAEB26	Flight Vehicle Design Laboratory	R18	AE	VII
230	AAEB27	Aerospace Structural Dynamics Laboratory	R18	AE	VII
231	AECB29	VLSI Design Laboratory	R18	ECE	VII
232	AECB30	Antennas and Microwave Engineering Laboratory	R18	ECE	VII
233	AEEB29	Electrical Power Systems Laboratory	R18	EEE	VII
234	AEEB30	Power System Simulation Laboratory	R18	EEE	VII
235	AMEB27	Instrumentation and Control Systems	R18	ME	VII
236	AMEB28	CAD/CAM Laboratory	R18	ME	VII
237	ACEB24	Environmental Engineering Laboratory	R18	CE	VII
238	ACEB25	Transportation Engineering Laboratory	R18	CE	VII
239	ACSB26	Advanced Databases	R18	CSE \| IT	VII
240	AITB26	Software Engineering	R18	CSE \| IT	VII
241	AECB48	Information Theory and Coding	R18	ECE	VII
242	AECB50	Radar Systems and Processing	R18	ECE	VII
243	AECB44	Digital Design through Verilog	R18	ECE	VII
244	AECB50	Radar Systems and Processing	R18	ECE	VII
245	AEEB43	HVDC Transmission	R18	EEE	VII
246	AEEB49	Power Quality and FACTS	R18	EEE	VII
247	AEEB46	Wind and Solar Energy Systems	R18	EEE	VII
248	AEEB45	Power Electronics in Renewable Energy Sources	R18	EEE	VII
249	AAEB43	Mechanism and Machine Design	R18	AE	VII
250	AAEB45	Avionics and Instrumentation	R18	AE	VII
251	ACEB38	Foundation Engineering	R18	CE	VII
252	ACEB42	Design of Concrete Structures – II	R18	CE	VII
253	AMEB48	Design for Manufacturing	R18	ME	VII
254	AMEB49	Robotics	R18	ME	VII
255	AEEB47	High Voltage Engineering	R18	EEE	VII
256	AMEB42	Advanced Machine Design	R18	ME	VII
257	AEEB56	Non-Conventional Energy Sources	R18	AE \| CE	VII
258	AITB35	E-Commerce	R18	CSE \| IT	VII
259	ACEB52	Energy from Waste	R18	CSE \| IT	VII
260	AHSB21	Global Warming and Climate Change	R18	CE	VII
261	AHSB22	Intellectual Property Rights	R18	ECE	VIII
262	AEEB58	Industrial Automation and Control	R18	EEE	VII
263	AMEB35	Unconventional Machining Process	R18	ME	VIII
264	ACSB30	Soft Computing	R18	CSE \| IT	VIII
265	AEEB51	Utilization of Electric Power	R18	EEE	VIII
266	AAEB49	Automatic Control of Aircraft	R18	AE	VIII
267	AECB52	Real Time Systems	R18	ECE	VIII
268	AEEB54	Electrical and Hybrid Vehicles	R18	EEE	VIII
269	ACEB46	Prestressed Concrete Structures	R18	CE	VIII
270	AHSB17	Essence of Indian Traditional Knowledge	R18	AE\| CSE \| IT\| ECE \| EEE \| ME \| CE \|	VII
271	AECB57	Image Processing	R18	CSE	VIII
272	AECB58	Embedded Systems	R18	ECE	VII
273	ACEB53	Disaster Management	R18	CSE \| IT	VIII
274	AECB55	Microprocessors and Interfacing	R18	ME	VIII

Examinations

Courses offered during academic year 2021-22

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