Question

boy said hurray we have overcome all our change into indirect speech​

Answer 1

Here goes your answer:-

ツツツツツツツツツツツツツツツツツツ

The boy exclaimed with joy that they had overcome all their.

ツツツツツツツツツツツツツツツツツツ

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R̫̫u̫̫l̫̫e̫̫s̫̫ ̫̫f̫̫o̫̫r̫̫ ̫̫I̫̫n̫̫d̫̫i̫̫r̫̫e̫̫c̫̫t̫̫ ̫̫s̫̫p̫̫e̫̫e̫̫c̫̫h̫

☆You have to change reporting tense into past tense.

☆ If the sentence is an universal truth, then no need of any tense.

☆ No extra words should be added in the sentence.

☆ The meaning of the sentence should remain same.