strcpy/strstr/strtok函數實現——菜鳥版

<span style="font-size:18px;"> #include <stdio.h> #include <stdlib.h> #include <string.h> char* mystrcpy(char* dst, char* src) { int i = 0; while ((*dst++ = *src++) != '\0'); /* for (i = 0; src[i

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