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#include <iostream> #include <cstring> void reverse_c_str(char *c) { int length = std::strlen(c); for (int i = 0; i < length / 2; i++) std::swap(c[i], c[length - i - 1]); } int main() { char c[] { "my string" }; reverse_c_str(c); std::cout<<c << std::endl; return 0; }

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