Solves issue number 810 to 830

[G0V1NDK]

Issue Number:

• Closes #810
• Closes #811
• Closes #812
• Closes #813
• Closes #814
• Closes #815
• Closes #816
• Closes #817
• Closes #818
• Closes #819
• Closes #820
• Closes #821
• Closes #822
• Closes #823
• Closes #824
• Closes #825
• Closes #826
• Closes #827
• Closes #828
• Closes #829

• Closes #830

  Issue Description:

• JAVA code added

  Additional Information (Optional):

• Type the additional information here

  Checklist:

• [ ] Testing
• [ ] No conflicts with the main branch

• [ ] Documentation

  Screenshot of the changes:

  Earlier	Current

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