View Compilation Error

0_0_39217734_30186.cpp: In function 'int main()':
0_0_39217734_30186.cpp:7:30: error: 'strlen' was not declared in this scope
    7 |                 int length = strlen(c);
      |                              ^~~~~~
0_0_39217734_30186.cpp:3:1: note: 'strlen' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
    2 | #include<string>
  +++ |+#include <cstring>
    3 | using namespace std;