Java Developer
ΠΠ²ΡΠΎΡΡΠΊΠΈΠΉ ΠΊΠ°Π½Π°Π» Π΄Π΅ΠΉΡΡΠ²ΡΡΡΠ΅Π³ΠΎ ΡΠ°Π·ΡΠ°Π±ΠΎΡΡΠΈΠΊΠ° β ΠΈΠ½ΡΠ΅ΡΠ΅ΡΠ½ΡΠ΅ Π·Π°ΠΌΠ΅ΡΠΊΠΈ, Π½ΠΎΠ²ΡΠ΅ ΡΠ΅Ρ Π½ΠΎΠ»ΠΎΠ³ΠΈΠΈ, Π±ΠΈΠ±Π»ΠΈΠΎΡΠ΅ΠΊΠΈ ΠΈ ΡΡΠ΅ΠΉΠΌΠ²ΠΎΡΠΊΠΈ Π‘ΠΎΡΡΡΠ΄Π½ΠΈΡΠ΅ΡΡΠ²ΠΎ: @bape_ads ΠΡΠ°ΠΉΡ: @bape_media Π ΠΠ: https://clck.ru/3GHfTK Π Π΅ΠΊΠ»Π°ΠΌΠ° Π½Π° Π±ΠΈΡΠΆΠ΅: https://telega.in/c/java_tg
Show moreπ Analytical overview of Telegram channel Java Developer
Channel Java Developer (@java_tg) in the Russian language segment is an active participant. Currently, the community unites 14 832 subscribers, ranking 8 619 in the Technologies & Applications category and 43 880 in the Russia region.
π Audience metrics and dynamics
Since its creation on Π½Π΅Π²ΡΠ΄ΠΎΠΌΠΎ, the project has demonstrated rapid growth, gathering an audience of 14 832 subscribers.
According to the latest data from 04 November, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by 65 over the last 30 days and by 3 over the last 24 hours, overall reach remains high.
- Verification status: Not verified
- Engagement rate (ER): The average audience engagement rate is 10.57%. Within the first 24 hours after publication, content typically collects 6.08% reactions from the total number of subscribers.
- Post reach: On average, each post receives 1 568 views. Within the first day, a publication typically gains 902 views.
- Reactions and interaction: The audience actively supports content: the average number of reactions per post is 9.
- Thematic interests: Content is focused on key topics such as ΡΠΎΠ±Π΅ΡΠ΅Π΄ΠΎΠ²Π°Π½ΠΈΠ΅, developer, redis, ΠΈΠ½ΡΠ΅ΡΡΠ΅ΠΉΡ, boot.
π Description and content policy
The author describes the resource as a platform for expressing subjective opinions:
βΠΠ²ΡΠΎΡΡΠΊΠΈΠΉ ΠΊΠ°Π½Π°Π» Π΄Π΅ΠΉΡΡΠ²ΡΡΡΠ΅Π³ΠΎ ΡΠ°Π·ΡΠ°Π±ΠΎΡΡΠΈΠΊΠ° β ΠΈΠ½ΡΠ΅ΡΠ΅ΡΠ½ΡΠ΅ Π·Π°ΠΌΠ΅ΡΠΊΠΈ, Π½ΠΎΠ²ΡΠ΅ ΡΠ΅Ρ
Π½ΠΎΠ»ΠΎΠ³ΠΈΠΈ, Π±ΠΈΠ±Π»ΠΈΠΎΡΠ΅ΠΊΠΈ ΠΈ ΡΡΠ΅ΠΉΠΌΠ²ΠΎΡΠΊΠΈ
Π‘ΠΎΡΡΡΠ΄Π½ΠΈΡΠ΅ΡΡΠ²ΠΎ: @bape_ads
ΠΡΠ°ΠΉΡ: @bape_media
Π ΠΠ: https://clck.ru/3GHfTK
Π Π΅ΠΊΠ»Π°ΠΌΠ° Π½Π° Π±ΠΈΡΠΆΠ΅: https://telega.in/c/java_tgβ
Thanks to the high frequency of updates (latest data received on 05 November, 2026), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Technologies & Applications category.
javac, Π° ΡΠ°ΠΊΠΆΠ΅ ΡΡΠΈΠ»ΠΈΡΡ Π΄Π»Ρ Π½Π°ΠΏΠΈΡΠ°Π½ΠΈΡ, ΠΊΠΎΠΌΠΏΠΈΠ»ΡΡΠΈΠΈ ΠΈ ΠΎΡΠ»Π°Π΄ΠΊΠΈ ΠΊΠΎΠ΄Π°.
Π’Π°ΠΊΠΈΠΌ ΠΎΠ±ΡΠ°Π·ΠΎΠΌ, JVM Π²ΡΠΏΠΎΠ»Π½ΡΠ΅Ρ ΠΏΡΠΎΠ³ΡΠ°ΠΌΠΌΡ, JRE ΠΎΠ±Π΅ΡΠΏΠ΅ΡΠΈΠ²Π°Π΅Ρ ΠΈΡ
Π·Π°ΠΏΡΡΠΊ, Π° JDK ΠΏΡΠ΅Π΄ΠΎΡΡΠ°Π²Π»ΡΠ΅Ρ ΠΈΠ½ΡΡΡΡΠΌΠ΅Π½ΡΡ Π΄Π»Ρ ΠΈΡ
ΡΠΎΠ·Π΄Π°Π½ΠΈΡ.
β€οΈ β Π΅ΡΠ»ΠΈ Π±ΡΠ»ΠΎ ΠΏΠΎΠ»Π΅Π·Π½ΠΎ
π― β Π΅ΡΠ»ΠΈ Π±Π°Π·Π°
π± Java Developer | #ΠΎΠ±ΡΡΠ΅Π½ΠΈΠ΅nums ΠΈ ΡΠ΅Π»ΠΎΠ΅ ΡΠΈΡΠ»ΠΎ n.
ΠΠΎΠ±Π°Π²ΡΡΠ΅/ΠΈΡΠΏΡΠ°Π²ΡΡΠ΅ ΡΠ»Π΅ΠΌΠ΅Π½ΡΡ Π² ΠΌΠ°ΡΡΠΈΠ²Π΅ ΡΠ°ΠΊΠΈΠΌ ΠΎΠ±ΡΠ°Π·ΠΎΠΌ, ΡΡΠΎΠ±Ρ Π»ΡΠ±ΠΎΠ΅ ΡΠΈΡΠ»ΠΎ Π² Π΄ΠΈΠ°ΠΏΠ°Π·ΠΎΠ½Π΅ [1, n] Π²ΠΊΠ»ΡΡΠΈΡΠ΅Π»ΡΠ½ΠΎ ΠΌΠΎΠ³Π»ΠΎ Π±ΡΡΡ ΠΎΠ±ΡΠ°Π·ΠΎΠ²Π°Π½ΠΎ ΡΡΠΌΠΌΠΎΠΉ Π½Π΅ΠΊΠΎΡΠΎΡΡΡ
ΡΠ»Π΅ΠΌΠ΅Π½ΡΠΎΠ² Π² ΠΌΠ°ΡΡΠΈΠ²Π΅.
ΠΠ΅ΡΠ½ΠΈΡΠ΅ ΠΌΠΈΠ½ΠΈΠΌΠ°Π»ΡΠ½ΠΎΠ΅ ΡΡΠ΅Π±ΡΠ΅ΠΌΠΎΠ΅ ΠΊΠΎΠ»ΠΈΡΠ΅ΡΡΠ²ΠΎ ΠΈΡΠΏΡΠ°Π²Π»Π΅Π½ΠΈΠΉ.
ΠΡΠΈΠΌΠ΅Ρ 1:
ΠΡ
ΠΎΠ΄Π½ΡΠ΅ Π΄Π°Π½Π½ΡΠ΅: nums = [1,3], n = 6
ΠΡΠ²ΠΎΠ΄: 1
ΠΠΎΡΡΠ½Π΅Π½ΠΈΠ΅: ΠΠΎΠΌΠ±ΠΈΠ½Π°ΡΠΈΠΈ ΡΠΈΡΠ΅Π» [1], [3], [1,3] ΠΎΠ±ΡΠ°Π·ΡΡΡ Π²ΠΎΠ·ΠΌΠΎΠΆΠ½ΡΠ΅ ΡΡΠΌΠΌΡ: 1, 3, 4. Π’Π΅ΠΏΠ΅ΡΡ, Π΅ΡΠ»ΠΈ ΠΌΡ Π΄ΠΎΠ±Π°Π²ΠΈΠΌ 2 Π² ΠΌΠ°ΡΡΠΈΠ², ΡΠΎ ΠΏΠΎΠ»ΡΡΠΈΠΌ ΡΠ»Π΅Π΄ΡΡΡΠΈΠ΅ ΠΊΠΎΠΌΠ±ΠΈΠ½Π°ΡΠΈΠΈ: [1], [2], [3], [1,3], [2,3], [1,2,3]. ΠΠΎΠ·ΠΌΠΎΠΆΠ½ΡΠΌΠΈ ΡΡΠΌΠΌΠ°ΠΌΠΈ ΡΠ²Π»ΡΡΡΡΡ 1, 2, 3, 4, 5, 6, ΠΊΠΎΡΠΎΡΡΠ΅ ΡΠ΅ΠΏΠ΅ΡΡ ΠΎΡ
Π²Π°ΡΡΠ²Π°ΡΡ Π΄ΠΈΠ°ΠΏΠ°Π·ΠΎΠ½ [1,6]. Π’Π°ΠΊΠΈΠΌ ΠΎΠ±ΡΠ°Π·ΠΎΠΌ, Π½Π°ΠΌ Π½ΡΠΆΠ½ΠΎ ΡΠΎΠ»ΡΠΊΠΎ 1 Π΄ΠΎΠ±Π°Π²Π»Π΅Π½ΠΈΠ΅.
ΠΡΠΈΠΌΠ΅Ρ 2:
ΠΡ
ΠΎΠ΄Π½ΡΠ΅ Π΄Π°Π½Π½ΡΠ΅: nums = [1,5,10], n = 20
ΠΡΠ²ΠΎΠ΄: 2
ΠΠΎΡΡΠ½Π΅Π½ΠΈΠ΅: ΠΠΎΡΡΠ°ΡΠΎΡΠ½ΠΎ Π΄ΠΎΠ±Π°Π²ΠΈΡΡ 2 ΠΈ 4 Π² ΠΌΠ°ΡΡΠΈΠ².
ΠΡΠΈΠΌΠ΅Ρ 3:
ΠΡ
ΠΎΠ΄Π½ΡΠ΅ Π΄Π°Π½Π½ΡΠ΅: nums = [1,2,2], n = 5
ΠΡΠ²ΠΎΠ΄: 0
π± Java Developer | #Π·Π°Π΄Π°ΡΠ° #hardreadLine() ΠΈΠ· BufferedReader Π±Π»ΠΎΠΊΠΈΡΡΠ΅Ρ ΠΏΠΎΡΠΎΠΊ Π΄ΠΎ ΡΠ΅Ρ
ΠΏΠΎΡ, ΠΏΠΎΠΊΠ° ΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°ΡΠ΅Π»Ρ Π½Π΅ Π²Π²Π΅Π΄ΡΡ Π΄Π°Π½Π½ΡΠ΅:
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
System.out.print("ΠΠ²Π΅Π΄ΠΈΡΠ΅ ΡΡΡΠΎΠΊΡ: ");
String input = reader.readLine(); // ΠΠΎΡΠΎΠΊ Π±Π»ΠΎΠΊΠΈΡΡΠ΅ΡΡΡ Π΄ΠΎ Π²Π²ΠΎΠ΄Π° Π΄Π°Π½Π½ΡΡ
System.out.println("ΠΡ Π²Π²Π΅Π»ΠΈ: " + input);
ΠΠ»ΠΎΠΊΠΈΡΡΡΡΠΈΠ΅ ΠΌΠ΅ΡΠΎΠ΄Ρ ΠΏΠΎΠ»Π΅Π·Π½Ρ Π΄Π»Ρ Π·Π°Π΄Π°Ρ, ΡΡΠ΅Π±ΡΡΡΠΈΡ
ΠΎΠΆΠΈΠ΄Π°Π½ΠΈΡ, Π½ΠΎ ΠΈΡ
ΡΡΠ΅Π·ΠΌΠ΅ΡΠ½ΠΎΠ΅ ΠΈΡΠΏΠΎΠ»ΡΠ·ΠΎΠ²Π°Π½ΠΈΠ΅ ΠΌΠΎΠΆΠ΅Ρ ΡΠ½ΠΈΠ·ΠΈΡΡ ΠΏΡΠΎΠΈΠ·Π²ΠΎΠ΄ΠΈΡΠ΅Π»ΡΠ½ΠΎΡΡΡ, ΠΎΡΠΎΠ±Π΅Π½Π½ΠΎ Π² ΠΌΠ½ΠΎΠ³ΠΎΠΏΠΎΡΠΎΡΠ½ΠΎΠΉ ΡΡΠ΅Π΄Π΅.
β€οΈ β Π΅ΡΠ»ΠΈ Π±ΡΠ»ΠΎ ΠΏΠΎΠ»Π΅Π·Π½ΠΎ
π± Java Developer | #ΠΎΠ±ΡΡΠ΅Π½ΠΈΠ΅