https://www.chegg.com/homework-help/questions-and-answers/hi-im-trying-build-c-program-change-string-he2lo-hello–example-needs-able-achieve-result–q29646864
Could some one please please give me an in depth line by lineexplanation of whats happening in the above solution, especiallythis part====> (str[i]-‘0’); i’m having real troubleunderstanding this.
This is the code:
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