21 lines
453 B
C++
21 lines
453 B
C++
#include "chapter12.hpp"
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#include <string.h>
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#include <stdlib.h>
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/*
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Reverse String: Implement a function void reverse( char* str) in C or C++ which reverses
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a null-terminated string.
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*/
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void reverse_str(char *str){
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size_t len = strlen(str);
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char *tmp = reinterpret_cast<char*>(malloc(len));
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strcpy(tmp, str);
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for(unsigned int offset = 0; offset < len; ++offset){
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str[offset] = tmp[len-offset-1];
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}
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str[len] = '\0';
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free(tmp);
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}
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