#include "stdio.h"
#include "stdlib.h"
#include "string.h"
char * reverseWords(char * s){
        char * start, *  start2;
        start = s;
        while(*start != '\0'){
                start ++;
        }
        -- start;
        char s2[strlen(s)];
        char * s2p = s2;
        while(start > s){
                while(*start == ' ') start --;
                while(*start != ' ' && start >= s) start --;

                start2 = start;
                ++start2;

                while(*start2 != ' '){
                        *s2p++ = *start2++;
                }
                *s2p++ = ' ' ;
        }
        *s2p = '\0';
        start = s;
        s2p = s2;
        while(*s2p!='\0') *start++ = *s2p++;
        *start = '\0';
        return s;
}

int main(int argc, char ** argv){

        char s[] = "abc edf ghi lkm opq rst ";
        printf("%s\n",reverseWords(s));

}

在 linux 机器上能编译运行正确 leetcode 提示==20==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x602000000020 at pc 0x563392652f73 bp 0x7ffefb8e0c40 sp 0x7ffefb8e0c30 READ of size 1 at 0x602000000020 thread T0

我是不是太贱了？