pls solve it with C. valar [Gonal Kapsam) abrief Concatenates one C string to the end of other one. Source string is reallocated to match the total size of two strings. Address of source string will be changed after a call to this function, Uses C style memory allocation/deallocation (malloc()/callne()/free()] Qparan destination C string that will store the appended source. (param source Address of string to be appended to the destination string. Dreturn string_return_success if successfully concatenated strings * / string_return_allocation_error if can not allocate buffer to concatenate strings. StringReturnType stringConcat(charts destination, const chart source); * Qbrief Copies contents of one C string to an other C string, destination string should be allocated. @param destination C string buffer to copy to. Buffer should be pre-allocated. @param destination_size Size of the destination buffer @param source C string to copy from @paran source_length Length of the first string @return string_return_success on success, string_return_destination_overflow if destination is not large enough I StringReturnType stringCopySafeC chars destination, StringSizeType destination_size, const chars source, StringSizeType source_length)