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0_0_39176010_17799.cpp: In function 'int main()':
0_0_39176010_17799.cpp:28:24: error: 'malloc' was not declared in this scope
   28 |     char* str = (char*)malloc(10*sizeof(char));//最多是个字符
      |                        ^~~~~~
0_0_39176010_17799.cpp:3:1: note: 'malloc' is defined in header '<cstdlib>'; did you forget to '#include <cstdlib>'?
    2 | #include <stdio.h>
  +++ |+#include <cstdlib>
    3 | void resolve_func(char* str,int* y,int* m,int* d)//分解字符串获取个年月日
0_0_39176010_17799.cpp:42:5: error: 'free' was not declared in this scope
   42 |     free(str);
      |     ^~~~
0_0_39176010_17799.cpp:42:5: note: 'free' is defined in header '<cstdlib>'; did you forget to '#include <cstdlib>'?