View Compilation Error

0_0_39460877_27918.cpp: In member function 'void Solution::init()':
0_0_39460877_27918.cpp:20:9: error: 'memset' was not declared in this scope
   20 |         memset(dp0, 0, sizeof(dp0));
      |         ^~~~~~
0_0_39460877_27918.cpp:5:1: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
    4 | #include <map>
  +++ |+#include <cstring>
    5 | 
0_0_39460877_27918.cpp: In member function 'void Solution::solve()':
0_0_39460877_27918.cpp:66:13: error: 'reverse' was not declared in this scope
   66 |             reverse(value[i], value[i] + m);
      |             ^~~~~~~