View Compilation Error

0_0_32754457_4347.cpp:1:2: error: invalid preprocessing directive #incl
 #incl<cstring>
  ^
0_0_32754457_4347.cpp: In function 'int main()':
0_0_32754457_4347.cpp:26:21: error: 'strlen' was not declared in this scope
   int len=strlen(str);
                     ^